> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gigstack.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Create payment complement (complemento de pago)

> Stamp a CFDI type "P" payment complement (complemento de pago, Pagos 2.0) that
registers one or more payments against PPD (Pago en Parcialidades o Diferido) invoices.

Each entry in `complements[].data` is a payment. Each payment links one or more PPD
invoices through `related_documents`, supplying the amount paid, the installment number
and the previous balance so the SAT can compute the remaining balance.

**Fixed by the SAT** and therefore not required in the body: the comprobante currency
(`XXX`), the receptor `UsoCFDI` (`CP01`), and the line concept. The per-payment currency
lives in each payment's `currency` field. The series defaults to the team's payments
series (`invoice_serie_payments`).

**gigstack Connect:** Create for other teams using the `team` parameter.




## OpenAPI

````yaml openapi.json POST /invoices/payment
openapi: 3.0.3
info:
  title: gigstack API v2
  description: >
    # gigstack API v2


    Build customer, invoice and payment integrations. Start with the
    [quickstart](https://docs.gigstack.io/quickstart), then select the [issuing
    country](https://docs.gigstack.io/concepts/shared-fields).


    ## Authentication and environments


    Use Authorization: Bearer YOUR_API_KEY. Standard live and test keys use
    https://api.gigstack.io/v2. Internal staging uses
    https://gigstack-staging-9z9nnaat.uc.gateway.dev/v2 and separate keys. Test
    mode is a data mode within an environment; a body field does not switch a
    key's mode.


    See [authentication](https://docs.gigstack.io/authentication) for key
    handling, OAuth team scope and gigstack Connect. Signup requires its
    separately documented internal credential; health probes have their own
    security declarations. Operations marked unavailable have no configured
    public gateway route.


    ## Read the operation contract


    Response envelopes, pagination and retry rules differ by endpoint. HTTP
    success alone does not prove external fiscal completion or movement of
    money. Reconcile ambiguous writes before retrying. Use [responses and
    recovery](https://docs.gigstack.io/responses) and the operation's error
    codes; document credits and daily limits are not generic retryable rate
    limits.


    The issuing team's configuration selects Mexico or Colombia; customer
    country and currency do not. Read
    [Mexico](https://docs.gigstack.io/countries/mexico) or
    [Colombia](https://docs.gigstack.io/countries/colombia) before choosing
    fiscal fields. Accepted public input differs from a provider's direct
    payload.


    Examples and schema checks do not imply every operation has been executed
    live. [Verification coverage](https://docs.gigstack.io/verification)
    distinguishes source review, offline checks and observed staging behavior.
    Documentation describes operations and does not authorize execution.
  version: 2.0.0
  contact:
    name: Gigstack API Support
    url: https://gigstack.io
    email: support@gigstack.io
  license:
    name: Proprietary
    url: https://gigstack.io/terms
  termsOfService: https://gigstack.io/terms
servers:
  - url: https://api.gigstack.io/v2
    description: >
      Public API for standard live and test-mode keys. Test data is isolated by
      the key mode

      (`livemode: false`). Internal staging is a separate deployment and key
      store; see

      https://docs.gigstack.io/authentication#environments for its base URL.
security:
  - bearerAuth: []
tags:
  - name: gigstack Connect
    description: >
      **Multi-Team Resource Access**


      gigstack Connect lets a master team act on other teams that share its
      billing account.


      ## 🔗 How It Works


      Add the `team` query parameter to a request made with an **API key**:


      ```bash

      # Access team_xyz789's clients

      GET /clients?team=team_xyz789


      # Create an income invoice for team_abc123

      POST /invoices/income?team=team_abc123


      # Update service in team_def456

      PUT /services/service_456?team=team_def456

      ```


      ## ✅ Requirements


      - The API key's team must be a master team (gigstack Connect enabled)

      - The target team must exist and share the master team's billing account

      - The plan must include the `multipleIssuerAccounts` feature

      - OAuth access tokens cannot act on another team


      ## ⚠️ Error Responses


      Raw `{ "message": … }` bodies from the authentication layer:


      - `401 Unauthorized, not a master team` - gigstack Connect not enabled on
      your key's team

      - `404 Team not found` - Target team doesn't exist

      - `401 Unauthorized, no matched teams` - Target team could not be resolved
      within your billing account

      - `403 Tu plan no incluye múltiples cuentas emisoras. …` - Plan lacks
      `multipleIssuerAccounts`

      - `403 Team mismatch with OAuth token` - OAuth access token used with
      another team's id


      ## 🌐 Availability


      The `team` parameter is read by the authentication layer, so it is
      accepted on every authenticated

      endpoint, including ones whose parameter list does not show it.
  - name: Clients
    description: Client management operations with Mexican tax compliance
  - name: Services
    description: Service and product catalog management with SAT product keys
  - name: Invoices
    description: Invoice management with CFDI 4.0 compliance and SAT integration
  - name: Draft Invoices (Pre-Facturas)
    description: >
      **Create, edit, preview and stamp draft invoices (pre-facturas)**


      Draft invoices let you build CFDI invoices incrementally before stamping
      them with SAT. Use them as **pre-facturas** — generate a preview PDF with
      a "Sin Validez Fiscal" watermark to share with your client for approval,
      then stamp the draft to create a valid CFDI when ready.


      ## Typical Workflow


      1. `POST /invoices/draft` — Create a draft with minimal data

      2. `PUT /invoices/draft/{id}` — Update as more data becomes available

      3. `POST /invoices/draft/{id}/preview` — Generate a preview PDF
      (pre-factura)

      4. `POST /invoices/draft/{id}/stamp` — Finalize into a valid CFDI invoice
  - name: Descarga Masiva SAT
    description: >
      **SAT bulk invoice download via FIEL authentication**


      Download all your issued and received CFDI invoices directly from the SAT
      (Servicio de Administración Tributaria) using your FIEL (Firma Electrónica
      Avanzada).


      ## Setup flow

      1. `GET /invoices/download/activate/status` — Check if activated and
      what's needed

      2. `POST /invoices/download/activate` — Activate billing (adds Stripe
      meter/add-on)

      3. `POST /invoices/download/fiel` — Upload `.cer` + `.key` files
      (auto-registers with SAT)

      4. `PUT /invoices/download/schedule` — Configure daily auto-sync

      5. `POST /invoices/download/request` — Submit manual download requests


      ## Pricing

      - Included in Pro/Business plans: only the download meter ($0.20 MXN/XML)

      - Other paid plans: the same $0.20 MXN/XML download meter, no monthly base
      fee
  - name: Payments
    description: Payment processing, tracking, and refund management
  - name: Receipts
    description: Receipt creation and management with CFDI stamping capabilities
  - name: Retentions
    description: >-
      Tax retention documents (CFDI Retenciones 2.0) — creation, stamping,
      cancellation, and file retrieval
  - name: Platform Payouts
    description: >
      **Plan and stamp a marketplace's provider payouts from two files.**


      For marketplaces and digital platforms that pay providers under the SAT
      digital-platforms scheme

      (Plataformas Tecnológicas, RESICO 625, retention key 26): ride-hailing
      drivers, delivery couriers,

      lodging hosts, sellers of goods. Available to marketplace **master teams**
      whose billing account has

      platform payouts enabled. Upload a movements file and a commissions file.
      gigstack matches each row

      to a provider's team in your billing account and plans three kinds of
      CFDI: the provider's income

      invoice to you, your retention certificate (key 26) to the provider, and
      your monthly commission

      invoice to the provider.


      **Not for your own sales.** This is for a platform invoicing on behalf of
      its providers. A company

      invoicing its own sales, one CFDI per sale, should use `POST
      /invoices/income`.


      **Tax policy per account.** Which documents are issued, and with which SAT
      keys and rates, is set

      per master account at onboarding: allowed tax regimes, CSD requirement,
      service type (`tipoDeServ` /

      `subTipServ`), ISR and IVA withholding rates, product keys and concept
      descriptions. The defaults are

      for ground passenger transport (service type `01`, 2.1% ISR withholding).
      Contact support to

      configure your account's policy; it can't be changed through the API.


      1. `POST /platform-payouts` with an `Idempotency-Key` - upload and plan
      (synchronous)

      2. `GET /platform-payouts/{id}` and `GET /platform-payouts/{id}/movements`
      - review the plan

      3. `POST /platform-payouts/{id}/confirm` - irreversible hand-off to the
      stamping worker

      4. `GET /platform-payouts/{id}` - poll until `completed` or `failed`, then
      read `result`
         (`completed`, `partially_completed` or `failed`)

      Error messages and exclusion reasons are Spanish sentences for end users;
      branch on `error.code`,

      `reason_code` and `exclusion_codes`.
  - name: Documents
    description: >
      SAT supporting documentation (contracts, delivery/payment proofs,
      communications) — upload

      metadata, compliance review, AI extraction, and linking to invoices,
      payments, receipts and clients.
  - name: Teams
    description: Team management, settings, and member administration
  - name: Users
    description: User account management and password operations
  - name: Auth
    description: >
      **API-only signup for AI agents and partner integrations.**


      A single `POST /v2/auth/signup` call provisions a Firebase Auth user,
      billing

      account, team, plan subscription, and returns API keys — no UI, no FIEL
      upload,

      no human onboarding required.


      Designed for the AI-agents-as-customers use case. RFC defaults to genérico

      (`XAXX010101000`) so agents can transact under público en general
      until/unless

      their customer uploads their own RFC.


      Authenticated with `X-Internal-API-Key` (partner-issued) — Bearer tokens
      are

      team-scoped and a brand-new caller doesn't have one yet.


      See `AGENTS.md` in the gigstack-cli repo for end-to-end integration guide.
  - name: Webhooks
    description: Webhook management for real-time event notifications
  - name: Catalogs
    description: >
      **Read-only search over the SAT catalogs**


      Look up the SAT codes required on CFDI line items without hardcoding them:


      - `GET /catalogs/product-keys` — `c_ClaveProdServ`, the item `product_key`

      - `GET /catalogs/unit-keys` — `c_ClaveUnidad`, the item `unit_key` /
      `unit_name`


      Both are typo-tolerant full-text searches ranked by relevance. The
      catalogs are

      published by the SAT and identical for every team, so results carry no
      team data

      and ignore `livemode` — but a valid API key is still required.
  - name: SAT Lists
    description: >
      Read-only access to the RFC lists the SAT publishes under Artículo 69,
      69-B and 69-B Bis.


      gigstack re-syncs all 22 lists from the SAT's published CSVs every Sunday,
      so you can screen a counterparty's

      RFC before invoicing it without scraping the SAT yourself.
externalDocs:
  description: Complete API Documentation & Guides
  url: https://docs.gigstack.io
paths:
  /invoices/payment:
    post:
      tags:
        - Invoices
      summary: Create payment complement (complemento de pago)
      description: >
        Stamp a CFDI type "P" payment complement (complemento de pago, Pagos
        2.0) that

        registers one or more payments against PPD (Pago en Parcialidades o
        Diferido) invoices.


        Each entry in `complements[].data` is a payment. Each payment links one
        or more PPD

        invoices through `related_documents`, supplying the amount paid, the
        installment number

        and the previous balance so the SAT can compute the remaining balance.


        **Fixed by the SAT** and therefore not required in the body: the
        comprobante currency

        (`XXX`), the receptor `UsoCFDI` (`CP01`), and the line concept. The
        per-payment currency

        lives in each payment's `currency` field. The series defaults to the
        team's payments

        series (`invoice_serie_payments`).


        **gigstack Connect:** Create for other teams using the `team` parameter.
      operationId: createInvoicesPayment
      parameters:
        - $ref: '#/components/parameters/TeamParameter'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PaymentComplementInput'
            example:
              client:
                id: client_1234567890
              date: 1784915988000
              complements:
                - type: pago
                  data:
                    - payment_form: '03'
                      date: '2026-07-24T12:00:00'
                      currency: MXN
                      exchange: 1
                      related_documents:
                        - uuid: A1B2C3D4-E5F6-7890-ABCD-1234567890AB
                          amount: 116
                          installment: 1
                          last_balance: 116
                          currency: MXN
                          taxes:
                            - base: 100
                              rate: '0.16'
                              factor: Tasa
                              type: IVA
                              withholding: false
                              inclusive: false
              return_files: false
      responses:
        '200':
          description: Payment complement created successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
                    example: Payment complement created
                  data:
                    $ref: '#/components/schemas/ApiPublicIncomeInvoice'
              example:
                message: Payment complement created
                data:
                  uuid: D2E3F4A5-3C4D-4E5F-9A0B-234567890CDE
                  idempotency_key: null
                  client:
                    id: client_1234567890
                    name: ESCUELA KEMPER URGATE
                    legal_name: ESCUELA KEMPER URGATE
                    email: contabilidad@ejemplo.com
                    bcc: []
                    phone: '+524421234567'
                    tax_id: EKU9003173C9
                    tax_system: '601'
                    use: G03
                    address:
                      street: Av. Constituyentes
                      exterior: '1000'
                      neighborhood: Centro
                      city: Querétaro
                      state: QRO
                      zip: '76000'
                      country: MEX
                    is_valid: true
                    efos:
                      is_valid: true
                    metadata: {}
                    livemode: true
                    from: api
                    owner: user_1234567890
                    team: team_1234567890
                    created_at: 1767225600000
                  created_at: 1767225600000
                  date: 1767225600000
                  currency: XXX
                  exchange_rate: 1
                  total: 0
                  subtotal: 0
                  discount: 0
                  taxes: 0
                  withholding_taxes: 0
                  series: P
                  folio_number: 45
                  invoice_type: P
                  use: CP01
                  livemode: true
                  owner: user_1234567890
                  team: team_1234567890
                  from: api
                  status: valid
                  payments: []
                  invoices: []
                  items:
                    - id: item_pago
                      description: Pago
                      quantity: 1
                      unit_price: 0
                      product_key: '84111506'
                      unit_key: ACT
                  metadata: {}
                  emails:
                    - contabilidad@ejemplo.com
                  cancellation: null
                  stamp:
                    sello: kQ3xZ9vR2mP7tL4wN8cB1yH6
                    stamp_at: 1767225600000
                  verification_url: >-
                    https://verificacfdi.facturaelectronica.sat.gob.mx/default.aspx?id=D2E3F4A5-3C4D-4E5F-9A0B-234567890CDE&re=MEE200101ABC&rr=EKU9003173C9&tt=0.00&fe=kQ3xZ9
                  related_documents: []
        '400':
          description: Invalid body
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ValidationErrorResponse'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '403':
          $ref: '#/components/responses/AuthForbidden'
        '500':
          $ref: '#/components/responses/ServerError'
      security:
        - bearerAuth: []
components:
  parameters:
    TeamParameter:
      name: team
      in: query
      required: false
      schema:
        type: string
      description: >
        **gigstack Connect:** Target team ID for multi-team access.


        Requires gigstack Connect enabled on your team and shared billing
        account.


        Also requires the `multipleIssuerAccounts` feature on your plan.
        Requests targeting a

        team other than the one your API key belongs to return `403` without it.


        Only API keys can use it: an OAuth access token sent with another team's
        id is rejected with

        `403 Team mismatch with OAuth token`.


        **Optional — omit it entirely** unless you are acting on another team.
        It deliberately

        carries no example value so generated snippets do not emit
        `?team=undefined`; when the

        parameter is absent, the team is derived from your API key.


        **Example:** `?team=team_xyz789`
  schemas:
    PaymentComplementInput:
      type: object
      additionalProperties: false
      required:
        - client
        - complements
      properties:
        date:
          description: Comprobante date in epoch milliseconds. Defaults to now.
          example: 1784915988000
          type: number
        client:
          $ref: '#/components/schemas/EmbeddedClientInput'
        return_files:
          description: When true, includes base64 XML + PDF in the response.
          type: boolean
        currency:
          type: string
        exchange_rate:
          type: number
        folio_number:
          description: Optional custom folio. When set, stamps with that exact folio.
          type: number
        series:
          description: >-
            Override the series. Defaults to the team's payments series
            (invoice_serie_payments).
          type: string
        idempotency_key:
          type: string
          nullable: true
        use:
          type: string
        exports:
          type: string
          enum:
            - '01'
            - '02'
            - '03'
            - '04'
            - null
          nullable: true
        complements:
          description: >-
            Payment complement groups. Normally a single entry with type
            'payment'.
          type: array
          items:
            type: object
            additionalProperties: false
            required:
              - data
            properties:
              type:
                description: >-
                  Complement type. Defaults to 'pago' (required so the parent
                  PPD balance updates).
                example: pago
                type: string
              data:
                type: array
                items:
                  type: object
                  additionalProperties: false
                  required:
                    - payment_form
                    - date
                    - currency
                    - related_documents
                  properties:
                    payment_form:
                      type: string
                      description: >-
                        SAT c_FormaPago code (FormaDePagoP), e.g. '03' for
                        transfer.
                      example: '03'
                    date:
                      description: Payment date/time (FechaPago), ISO 8601.
                      example: '2026-07-24T12:00:00.000Z'
                      type: string
                    currency:
                      type: string
                      description: Payment currency (MonedaP).
                      example: MXN
                    exchange:
                      type: number
                      description: >-
                        Payment exchange rate to MXN (TipoCambioP). Defaults to
                        1.
                      example: 1
                    numOperacion:
                      type: string
                      nullable: true
                    rfcEmisorCtaOrd:
                      type: string
                      nullable: true
                    nomBancoOrdExt:
                      type: string
                      nullable: true
                    ctaOrdenante:
                      type: string
                      nullable: true
                    rfcEmisorCtaBen:
                      type: string
                      nullable: true
                    ctaBeneficiario:
                      type: string
                      nullable: true
                    related_documents:
                      type: array
                      items:
                        type: object
                        additionalProperties: false
                        required:
                          - uuid
                          - amount
                          - installment
                          - last_balance
                          - currency
                        properties:
                          uuid:
                            type: string
                            description: UUID (folio fiscal) of the PPD invoice being paid.
                            example: A1B2C3D4-E5F6-7890-ABCD-1234567890AB
                          amount:
                            type: number
                            description: >-
                              Amount paid against this invoice in this payment
                              (ImpPagado).
                            example: 116
                          installment:
                            description: >-
                              Payment number for this invoice (NumParcialidad),
                              starting at 1.
                            example: 1
                            type: number
                          last_balance:
                            type: number
                            description: >-
                              Outstanding balance before this payment
                              (ImpSaldoAnt).
                            example: 116
                          currency:
                            type: string
                            description: Currency of the related invoice (MonedaDR).
                            example: MXN
                          exchange:
                            type: number
                            description: >-
                              Exchange rate to the payment currency
                              (EquivalenciaDR). Defaults to 1 when currencies
                              match.
                            example: 1
                          series:
                            type: string
                            nullable: true
                            description: Series of the related invoice (optional).
                          folio_number:
                            type: string
                            nullable: true
                            description: Folio of the related invoice (optional).
                          taxes:
                            description: >-
                              Taxes carried by this related document, mirrored
                              onto the payment (ImpuestosDR).
                            type: array
                            items:
                              type: object
                              additionalProperties: false
                              required:
                                - base
                                - rate
                                - factor
                                - type
                              properties:
                                base:
                                  type: number
                                  example: 100
                                rate:
                                  type: string
                                  description: Tax rate as a string, e.g. '0.16'.
                                  example: '0.16'
                                factor:
                                  example: Tasa
                                  type: string
                                type:
                                  example: IVA
                                  type: string
                                key:
                                  type: string
                                  nullable: true
                                withholding:
                                  example: false
                                  type: boolean
                                inclusive:
                                  example: false
                                  type: boolean
                            nullable: true
                      minItems: 1
                minItems: 1
          minItems: 1
        related_documents:
          description: Optional CFDI relations (CfdiRelacionados) at the comprobante level.
          type: array
          items:
            type: object
            additionalProperties: false
            required:
              - relationship
              - documents
            properties:
              relationship:
                description: SAT c_TipoRelacion code.
                type: string
              documents:
                type: array
                items:
                  type: string
          nullable: true
        invoice_pdf_notes:
          type: string
        addenda:
          type: string
          nullable: true
        send_email:
          type: boolean
        ignore_emails:
          type: boolean
          nullable: true
        emails:
          type: array
          items:
            type: string
            format: email
        metadata:
          type: object
          additionalProperties: true
          properties: {}
    ApiPublicIncomeInvoice:
      type: object
      properties:
        uuid:
          type: string
          example: B0C3E4F2-1A2B-4C5D-9E8F-0123456789AB
          description: SAT UUID (folio fiscal)
        client:
          $ref: '#/components/schemas/ApiPublicClient'
        created_at:
          type: number
          example: 1677651234
          description: Invoice creation timestamp
        currency:
          type: string
          example: MXN
          description: Invoice currency
        exchange_rate:
          type: number
          example: 1
          description: Exchange rate used
        total:
          type: number
          example: 1160
          description: Total invoice amount
        subtotal:
          type: number
          example: 1000
          description: Subtotal before taxes
        taxes:
          type: number
          example: 160
          description: Total tax amount
        discount:
          type: number
          example: 0
          description: Total discount amount
        withholding_taxes:
          type: number
          example: 0
          description: Total withholding tax amount
        series:
          description: Invoice series
          example: A
          type: string
        folio_number:
          type: number
          example: 123
          description: Invoice folio number
        invoice_type:
          type: string
          enum:
            - I
            - E
            - P
            - 'N'
          example: I
          description: Invoice type (I=Income, E=Egress, P=Payment, N=Nomina)
        use:
          type: string
          example: G03
          description: Mexican SAT usage code
        payment_form:
          type: string
          example: '03'
          description: Mexican SAT payment form code
        payment_method:
          type: string
          example: PUE
          description: Payment method (PUE/PPD)
        status:
          type: string
          enum:
            - draft
            - pending
            - valid
            - canceled
            - cancelled
          example: valid
          description: >
            Invoice status as stored. A stamped invoice is `valid`; a cancelled
            one is

            `canceled`. `cancelled` (double L) appears only on older records —
            new writes

            always use `canceled`. `draft` is a pre-factura that has not been
            stamped.
        livemode:
          type: boolean
          example: true
          description: Whether this is a live invoice
        owner:
          type: string
          example: user_1234567890
          description: User who created the invoice
        from:
          type: string
          example: api
          description: >-
            Source of invoice creation. Documents created through the public API
            are stored with `api`; requests carrying the `X-Gigstack-Client:
            mcp` header (the gigstack MCP server) are stored with `mcp` and
            behave identically.
        items:
          type: array
          items:
            type: object
            properties:
              id:
                type: string
                example: item_1234567890
              description:
                type: string
                example: Professional consulting services
              product_key:
                type: string
                example: '80141503'
              quantity:
                type: number
                example: 1
              unit_price:
                type: number
                example: 1000
              unit_key:
                type: string
                example: E48
              unit_name:
                type: string
                example: Servicio
              sku:
                type: string
                example: CONS-001
              taxability:
                type: string
                enum:
                  - '01'
                  - '02'
                example: '01'
              taxes:
                type: array
                items:
                  $ref: '#/components/schemas/TaxSchema'
        payments:
          type: array
          items:
            type: string
          example:
            - payment_1234567890
          description: Associated payment IDs
        invoices:
          type: array
          items:
            type: string
          example: []
          description: Related invoice IDs
        stamp:
          type: object
          nullable: true
          properties:
            sello:
              type: string
              example: ABC123...
            stamp_at:
              type: number
              example: 1677651234
        cancellation:
          type: object
          nullable: true
          properties:
            cancellation_status:
              type: string
              example: cancelled
            cancelled_at:
              type: number
              example: 1677651234
            motive:
              type: string
              example: '02'
            code:
              type: string
              example: '201'
        verification_url:
          type: string
          example: https://verificacfdi.facturaelectronica.sat.gob.mx/default.aspx
          description: SAT verification URL
        exports:
          type: string
          example: '01'
          description: Export indicator
        addenda:
          type: string
          example: ''
          description: Additional XML addenda
        invoice_pdf_notes:
          type: string
          example: Additional notes for PDF
          description: Custom notes for PDF generation
        files:
          type: object
          nullable: true
          description: Base64 encoded files (only returned when return_files=true)
          properties:
            pdf:
              type: string
              example: JVBERi0xLjQKJeLjz9MKMSAwIG9ia...
              description: Base64 encoded PDF file
            xml:
              type: string
              example: PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0idXRmLTgiPz4...
              description: Base64 encoded XML file
        idempotency_key:
          type: string
          nullable: true
        team:
          type: string
          example: team_1234567890
        billing_account:
          type: string
          nullable: true
        date:
          type: integer
          format: int64
          nullable: true
          description: Comprobante date, epoch ms.
        payment_conditions:
          type: string
          nullable: true
        global:
          type: object
          nullable: true
          description: Global-invoice period (see the Global Invoices guide).
          properties:
            periodicity:
              type: string
            months:
              type: string
            year:
              type: integer
        related_documents:
          type: array
          nullable: true
          items:
            type: object
            properties:
              relationship:
                type: string
              documents:
                type: array
                items:
                  type: string
        complements:
          type: array
          nullable: true
          items:
            type: object
        metadata:
          type: object
          nullable: true
          additionalProperties: true
        emails:
          type: array
          nullable: true
          items:
            type: string
        issuer_info:
          type: object
          nullable: true
          properties:
            legal_name:
              type: string
            tax_id:
              type: string
            tax_system:
              type: string
            zip:
              type: string
        namespaces:
          type: array
          nullable: true
          items:
            type: object
            properties:
              prefix:
                type: string
              uri:
                type: string
              schema_location:
                type: string
    ValidationErrorResponse:
      allOf:
        - $ref: '#/components/schemas/StandardErrorResponse'
      description: >
        Body validation failure. Unknown top-level keys are rejected — the
        validator runs in

        strict allowlist mode (`allowUnknown: false`), so a field not declared
        in the request

        schema produces an `unexpected_key` detail rather than being ignored.
      example:
        success: false
        error:
          code: validation_failed
          message: Request validation failed
          details:
            - 'currency: Field is required'
            - 'client_id: Unexpected field'
        timestamp: 1767225600000
    EmbeddedClientInput:
      type: object
      additionalProperties: false
      properties:
        id:
          type: string
          nullable: true
        search:
          type: object
          additionalProperties: false
          required:
            - on_key
            - on_value
          properties:
            on_key:
              type: string
            on_value:
              type: string
            auto_create:
              type: boolean
              nullable: true
            safety_check:
              type: boolean
              nullable: true
            update:
              type: boolean
              nullable: true
          nullable: true
        address:
          type: object
          additionalProperties: false
          properties:
            country:
              type: string
              nullable: true
              maxLength: 3
            street:
              type: string
              nullable: true
            zip:
              type: string
              nullable: true
            city:
              type: string
              nullable: true
            state:
              type: string
              nullable: true
            exterior:
              type: string
              nullable: true
            interior:
              type: string
              nullable: true
            municipality:
              type: string
              nullable: true
            neighborhood:
              type: string
              nullable: true
          nullable: true
        name:
          type: string
          nullable: true
        company:
          type: string
          nullable: true
        phone:
          type: string
          nullable: true
        email:
          type: string
          nullable: true
        bcc:
          type: array
          items:
            type: string
        metadata:
          type: object
          additionalProperties: true
          properties: {}
        legal_name:
          type: string
          nullable: true
        tax_id:
          type: string
          nullable: true
        use:
          type: string
          nullable: true
        tax_system:
          type: string
          nullable: true
        document_type:
          description: DIAN identification document code
          type: string
          enum:
            - ''
            - '11'
            - '12'
            - '13'
            - '21'
            - '22'
            - '31'
            - '41'
            - '42'
            - '47'
            - '48'
            - '50'
            - '91'
            - null
          nullable: true
        organization_type:
          description: 1 = persona jurídica, 2 = persona natural
          oneOf:
            - type: string
              enum:
                - ''
                - '1'
                - '2'
                - null
              nullable: true
            - type: number
              enum:
                - 1
                - 2
        tribute_code:
          description: '''01'' = responsable de IVA, ''ZZ'' = no aplica'
          type: string
          enum:
            - ''
            - '01'
            - ZZ
            - null
          nullable: true
        fiscal_responsibilities:
          description: >-
            DIAN responsabilidades fiscales (lista 53). Omitted means 'R-99-PN'
            (no responsable)
          type: array
          items:
            type: string
            enum:
              - O-13
              - O-15
              - O-23
              - O-47
              - R-99-PN
          nullable: true
        dv:
          description: NIT verification digit
          type: string
          nullable: true
          pattern: ^[0-9]?$
        municipality_code:
          description: DANE municipality code, only for clients domiciled in Colombia
          type: string
          nullable: true
          pattern: ^([0-9]{5})?$
    ApiPublicClient:
      type: object
      required:
        - id
        - email
        - from
        - livemode
        - owner
        - team
        - created_at
      properties:
        id:
          type: string
          example: client_1234567890
          description: Unique client identifier
        address:
          $ref: '#/components/schemas/ClientAddress'
        name:
          type: string
          nullable: true
          example: Juan Pérez García
          description: Client name
        company:
          type: string
          nullable: true
          example: Empresa SA de CV
          description: Client company name
        phone:
          type: string
          nullable: true
          example: +52 55 1234 5678
          description: Client phone number
        email:
          type: string
          format: email
          nullable: true
          example: juan.perez@ejemplo.com
          description: Client email address
        bcc:
          type: array
          items:
            type: string
            format: email
          nullable: true
          example:
            - admin@empresa.com
          description: BCC email addresses for client communications
        metadata:
          type: object
          additionalProperties: true
          nullable: true
          example:
            custom_field: value
          description: Additional metadata for the client
        is_valid:
          type: boolean
          nullable: true
          example: true
          description: Whether the client data is valid
        from:
          type: string
          example: api
          description: >-
            Source of client creation. Documents created through the public API
            are stored with `api`; requests carrying the `X-Gigstack-Client:
            mcp` header (the gigstack MCP server) are stored with `mcp` and
            behave identically.
        legal_name:
          type: string
          nullable: true
          example: Juan Pérez García
          description: Legal name for tax purposes
        livemode:
          type: boolean
          example: true
          description: Whether this client is in live mode
        owner:
          type: string
          example: user_1234567890
          description: User ID who owns this client
        tax_id:
          type: string
          nullable: true
          example: PEGJ800101ABC
          description: RFC (Tax ID) for Mexican tax compliance
        use:
          type: string
          nullable: true
          example: G03
          description: CFDI use code
        tax_system:
          type: string
          nullable: true
          example: '601'
          description: SAT tax system code
        team:
          type: string
          example: team_1234567890
          description: Team ID this client belongs to
        created_at:
          type: number
          example: 1677651234
          description: Unix timestamp of client creation
        efos:
          type: object
          nullable: true
          properties:
            is_valid:
              type: boolean
              nullable: true
              example: true
              description: >-
                true = RFC is NOT on the EFOS (Art. 69-B) blacklist (safe).
                false = RFC appears on the blacklist.
          description: >-
            EFOS (Art. 69-B CFF) blacklist check. Independent from
            `fiscal_validation` — an RFC can fail one and pass the other.
        fiscal_validation:
          type: object
          nullable: true
          description: >-
            Result of attempting to stamp a test CFDI against the PAC. Only
            returned on create/update/validate; not persisted on the client doc.
          properties:
            status:
              type: string
              enum:
                - valid
                - not_valid
                - skipped
              example: not_valid
              description: >-
                `valid` = PAC accepted; `not_valid` = PAC rejected
                (RFC/legal_name/CP do not match SAT registry); `skipped` =
                required fields missing.
            message:
              type: string
              nullable: true
              example: >-
                Fiscal info validation failed. El campo DomicilioFiscalReceptor
                del receptor, debe pertenecer al nombre asociado al RFC
                registrado en el campo Rfc del Receptor.
              description: Human-readable reason when status is not_valid or skipped.
        sat_status:
          type: object
          nullable: true
          description: >
            Unified SAT risk signal combining the EFOS check with 20 SAT Datos
            Abiertos lists (Art. 69, 69-B, 69-B Bis)

            synced weekly into Firestore. A hit on any "risky" list (Cancelados,
            No localizados, CSD sin efectos, Definitivos 69-B,

            Presuntos 69-B, etc.) or a failed EFOS check sets `is_risky: true`.
          properties:
            is_risky:
              type: boolean
              example: true
              description: true if any risky list hit OR `efos.is_valid === false`.
            efos:
              type: object
              nullable: true
              properties:
                is_valid:
                  type: boolean
                  nullable: true
                  example: false
              description: EFOS check result (duplicated here for convenience).
            hits:
              type: array
              description: >-
                Every SAT list the RFC appears on, with the full row from the
                source CSV.
              items:
                type: object
                properties:
                  list:
                    type: string
                    example: art_69b_definitivos
                    description: >-
                      List key (matches the source filename). See
                      /sat_rfc_list_entries for all.
                  label:
                    type: string
                    example: Definitivos 69-B
                  source:
                    type: string
                    enum:
                      - art_69
                      - art_69b
                      - art_69b_bis
                    example: art_69b
                  is_risky:
                    type: boolean
                    example: true
                    description: Whether a hit on this specific list marks the RFC unsafe.
                  detail:
                    type: object
                    additionalProperties: true
                    description: >-
                      Full SAT record (razón social, situación, dates, oficios
                      DOF, etc.). Shape varies per list.
            checked_at:
              type: number
              example: 1776887458784
              description: Unix timestamp (ms) of when this check was run.
        defaults:
          type: object
          nullable: true
          properties:
            keep_full_legal_name:
              type: boolean
              nullable: true
              example: false
              description: Keep full legal name in documents
            issue_automatic_invoices:
              type: boolean
              nullable: true
              example: false
              description: Issue automatic invoices
            issue_invoiceable_receipts:
              type: boolean
              nullable: true
              example: true
              description: Issue invoiceable receipts
          description: Client default settings
        document_type:
          type: string
          nullable: true
          description: >-
            Colombia (DIAN) only: identification document code (`11`, `12`,
            `13`, `21`, `22`, `31`, `41`, `42`, `47`, `48`, `50`, `91`).
        organization_type:
          anyOf:
            - description: 'Colombia (DIAN) only: `1` legal entity, `2` natural person.'
              oneOf:
                - type: integer
                - type: string
            - type: object
              nullable: true
              enum:
                - null
        tribute_code:
          type: string
          nullable: true
          description: 'Colombia (DIAN) only: `01` IVA responsible, `ZZ` not applicable.'
        fiscal_responsibilities:
          type: array
          nullable: true
          items:
            type: string
          description: >-
            Colombia (DIAN) only: fiscal responsibilities (list 53), e.g.
            `O-13`, `R-99-PN`.
        dv:
          type: string
          nullable: true
          description: 'Colombia (DIAN) only: NIT verification digit (informational).'
        municipality_code:
          type: string
          nullable: true
          description: 'Colombia (DIAN) only: 5-digit DANE municipality code.'
    TaxSchema:
      type: object
      additionalProperties: false
      properties:
        base:
          description: >-
            Taxable base amount. Accepts number or numeric string. If null,
            calculated automatically from item price.
          example: 100
          oneOf:
            - type: number
              nullable: true
            - type: string
              description: Numeric string accepted by the request validator.
        factor:
          example: Tasa
          type: string
          nullable: true
        inclusive:
          type: boolean
          nullable: true
          example: false
        rate:
          example: 0.16
          type: number
          nullable: true
        type:
          example: IVA
          type: string
          enum:
            - IVA
            - ISR
            - IEPS
            - null
          nullable: true
        withholding:
          type: boolean
          nullable: true
          example: false
    StandardErrorResponse:
      type: object
      description: >
        Standardized error envelope emitted by `sendErrorResponse` and its
        helpers

        (`sendValidationError`, `sendNotFoundError`, `sendUnauthorizedError`,

        `sendForbiddenError`, `sendConflictError`, `sendBadRequestError`,

        `sendInternalServerError`).
      required:
        - success
        - error
        - timestamp
      properties:
        success:
          type: boolean
          enum:
            - false
          example: false
        error:
          type: object
          required:
            - code
            - message
          properties:
            code:
              type: string
              description: >
                Stable machine-readable code. Values emitted by the shared
                helpers:

                `unauthorized`, `forbidden`, `invalid_token`,
                `validation_failed`,

                `invalid_request_body`, `missing_required_field`,
                `invalid_field_value`,

                `resource_not_found`, `resource_already_exists`,
                `resource_conflict`,

                `business_rule_violation`, `operation_not_allowed`,

                `insufficient_permissions`, `external_service_error`,

                `payment_processor_error`, `cfdi_service_error`,

                `internal_server_error`, `service_unavailable`,
                `rate_limit_exceeded`,

                `database_error`, `data_integrity_error`, `file_not_found`,

                `file_upload_error`, `invalid_file_format`. Individual handlers
                may

                emit additional endpoint-specific codes, documented per
                operation.
              example: validation_failed
            message:
              type: string
              example: Request validation failed
            details:
              oneOf:
                - type: string
                - type: array
                  items:
                    type: string
              description: >
                Present only when the handler supplies detail. Validation
                failures

                emit an array of `"<field path>: <message>"` strings.
              example:
                - 'currency: Field is required'
        timestamp:
          type: integer
          format: int64
          description: Server time in epoch milliseconds.
          example: 1767225600000
    AuthMiddlewareError:
      type: object
      description: >
        Raw error body produced by the authentication layer (before any endpoint
        runs). It is not

        the standardized envelope: there is no `success` and no `timestamp`.
      required:
        - message
      properties:
        message:
          type: string
          description: >-
            Human-readable reason. Some messages are in Spanish; branch on the
            HTTP status, not on this text.
          example: Unauthorized
        error:
          type: string
          description: >-
            OAuth error code. Present only when an OAuth access token was
            presented.
          enum:
            - invalid_token
            - token_expired
            - token_revoked
            - server_error
          example: token_expired
        error_description:
          type: string
          description: Same text as `message`. Present only alongside `error`.
          example: Access token has expired. Please refresh your token.
        details:
          description: >-
            Extra detail, e.g. `Invalid API Key` when a revoked key is rejected
            with `403`.
          oneOf:
            - type: string
            - type: object
          example: Invalid API Key
    UnauthorizedError:
      allOf:
        - $ref: '#/components/schemas/StandardErrorResponse'
      example:
        success: false
        error:
          code: unauthorized
          message: Unauthorized access
        timestamp: 1767225600000
    ClientAddress:
      type: object
      additionalProperties: false
      properties:
        country:
          example: MEX
          type: string
          nullable: true
          maxLength: 3
        street:
          example: Av. Insurgentes Sur
          type: string
          nullable: true
        zip:
          example: '03100'
          type: string
          nullable: true
        city:
          example: Ciudad de México
          type: string
          nullable: true
        state:
          example: CDMX
          type: string
          nullable: true
        exterior:
          example: '123'
          type: string
          nullable: true
        interior:
          example: 4B
          type: string
          nullable: true
        municipality:
          example: Benito Juárez
          type: string
          nullable: true
        neighborhood:
          example: Del Valle
          type: string
          nullable: true
  responses:
    Unauthorized:
      description: >
        Authentication failed. Two different bodies can come back with a `401`:


        1. **From the authentication layer**, before the endpoint runs: a raw
        object with
           `message` and — for OAuth access tokens only — `error` / `error_description`. It does
           **not** use the standardized envelope (`success` and `timestamp` are absent). Messages:
           `Unauthorized` (missing header, missing `Bearer ` prefix, unparseable token),
           `Unauthorized, missing team in token`, `Unauthorized, not a master team` and
           `Unauthorized, no matched teams` (gigstack Connect), `Invalid access token`,
           `Access token has expired. Please refresh your token.`, `Access token has been revoked`.
        2. **From the endpoint itself**: the standardized envelope with
        `error.code: unauthorized`.


        Branch on the HTTP status, not on the body shape.
      content:
        application/json:
          schema:
            anyOf:
              - $ref: '#/components/schemas/AuthMiddlewareError'
              - $ref: '#/components/schemas/UnauthorizedError'
          examples:
            missing_or_invalid_key:
              summary: Authentication layer — missing or unparseable API key
              value:
                message: Unauthorized
            oauth_token_expired:
              summary: Authentication layer — expired OAuth access token
              value:
                message: Access token has expired. Please refresh your token.
                error: token_expired
                error_description: Access token has expired. Please refresh your token.
            connect_not_master_team:
              summary: >-
                Authentication layer — `team` sent by a team without gigstack
                Connect
              value:
                message: Unauthorized, not a master team
            endpoint_envelope:
              summary: Endpoint — standardized envelope
              value:
                success: false
                error:
                  code: unauthorized
                  message: Unauthorized access
                timestamp: 1767225600000
    AuthForbidden:
      description: >
        Rejected by the authentication layer after the credential was
        recognised. The body is a raw

        object (`message`, sometimes `details`), **not** the standardized
        envelope. Causes:


        - The API key was revoked or disabled: `message: "API Key inválida."`,
        `details: "Invalid API Key"`.

        - The billing account's plan does not include API access. `message` is a
        Spanish sentence
          containing an HTML link to `https://app.gigstack.pro/memberships`. Branch on the status
          code; do not display or match the text.
        - gigstack Connect: the plan lacks the `multipleIssuerAccounts` feature
        (Spanish message
          starting `Tu plan no incluye múltiples cuentas emisoras.`), or an OAuth access token was
          sent with a `team` other than its own (`Team mismatch with OAuth token`).

        An endpoint may also answer `403` for its own reasons; those are
        documented on the

        operation when they exist.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/AuthMiddlewareError'
          examples:
            revoked_api_key:
              summary: API key revoked or disabled
              value:
                message: API Key inválida.
                details: Invalid API Key
            plan_without_api_access:
              summary: Plan does not include API access
              value:
                message: >-
                  La API se encuentra disponible para un plan más grande, por
                  favor actualiza tu plan <a
                  href='https://app.gigstack.pro/memberships'>aquí</a> o ponte
                  en contacto con soporte.
            connect_plan_without_multiple_issuers:
              summary: gigstack Connect — plan lacks multipleIssuerAccounts
              value:
                message: >-
                  Tu plan no incluye múltiples cuentas emisoras. Actualiza tu
                  plan en https://app.gigstack.pro/memberships o ponte en
                  contacto con soporte para operar sobre otros equipos.
            oauth_team_mismatch:
              summary: gigstack Connect — OAuth token used for another team
              value:
                message: Team mismatch with OAuth token
    ServerError:
      description: >-
        Unexpected server error (`error.code: internal_server_error`). The
        failure is logged on gigstack's side.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/StandardErrorResponse'
          example:
            success: false
            error:
              code: internal_server_error
              message: An internal server error occurred
            timestamp: 1767225600000
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: >
        **Authentication Method:** HTTP Bearer token.


        The runtime requires the literal `Bearer ` prefix — a bare token in the

        `Authorization` header is rejected with `401 unauthorized`.


        **Header Format:** `Authorization: Bearer YOUR_API_KEY`


        Your API key is a JWT. Live keys operate on live data (`livemode:
        true`);

        test keys operate on isolated test data (`livemode: false`).


        **Get your key at:**
        [app.gigstack.pro/settings?tab=api](https://app.gigstack.pro/settings?tab=api)


        **Errors:** credential failures are answered by the authentication layer
        with a raw

        `{ "message": … }` body, not the standardized envelope — `401` for a
        missing, malformed or

        expired token, `403` for a revoked key or a plan without API access. See
        the `Unauthorized`

        and `AuthForbidden` responses.

````

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