openapi: 3.2.0
info:
  title: Sirenic Documents API
  version: 1.0.0
  description: 'French & European company data, pay-per-call in USDC or EURC — EURC at numeric parity: the same figure as the USDC price, not FX-converted (at the ECB rate of 4 Sept 2026, about 16 % more in dollar terms) via the x402 protocol — or with an API key and prepaid credits (1 credit = 1 EUR, same per-call prices, no wallet).'
  contact:
    email: contact@sirenic.eu
  license:
    name: 'Data: Licence Ouverte / Open License Etalab 2.0'
    url: https://www.etalab.gouv.fr/licence-ouverte-open-licence/
servers:
- url: https://api.sirenic.eu
security:
- {}
- ApiKeyAuth: []
- BearerAuth: []
tags:
- name: Documents
paths:
  /v1/documents/{type}/{id}:
    get:
      summary: Download an official company document (PDF) from the INPI RNE registry
      x-price: $0.10
      x-payment:
        protocol: x402
        network: eip155:8453
      parameters:
      - name: type
        in: path
        required: true
        schema:
          type: string
          enum:
          - actes
          - bilans
        description: Document family from the list endpoint
      - name: id
        in: path
        required: true
        schema:
          type: string
          pattern: ^[a-f0-9]{24}$
        description: Document ID from /v1/entreprise/{siren}/documents
      responses:
        '200':
          description: The official PDF as filed at the registry, served as-is at request time (typical size 1-10 MB). Sirenic stores no document. Legal deeds (actes) require an identified account (API key); filed accounts (bilans) are open to x402.
          content:
            application/pdf:
              schema:
                type: string
                format: binary
        '400':
          description: Invalid type or document ID. Never charged. / Jamais facturé.
        '401':
          description: 'type=actes without an identified Sirenic account (x-api-key): legal deeds are reserved to accounts since 2026-09-19 (personal data). No payment is requested.'
        '402':
          $ref: '#/components/responses/Reponse402PaymentRequired'
        '404':
          description: No public document for this ID (withdrawn or restricted by the registry).
      tags:
      - Documents
      operationId: getV1DocumentsByTypeById
      x-operation-id-source: derived
components:
  responses:
    Reponse402PaymentRequired:
      description: Payment required — x402 payment requirements in body (JSON) and headers.
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-Api-Key
      description: 'Sirenic API key (srn_live_…) paying with prepaid credits (1 credit = 1 EUR, same prices as x402). Credits expire 12 months after purchase; calls are charged first to the credits closest to expiry. Optional: without it, the same routes answer 402 with a signable x402 quote. Insufficient balance → 402 {error: credits_insuffisants} WITHOUT a PAYMENT-REQUIRED header. Get a key at /compte.'
    BearerAuth:
      type: http
      scheme: bearer
      description: 'The same srn_live_… API key sent as Authorization: Bearer. A bearer value that is not an srn_ key is ignored (x402 flow unchanged).'