openapi: 3.0.3 info: title: OpenMercantil Public Billing Companies API version: 1.4.0 description: 'Public JSON API for Spanish company information derived from BORME and other public sources. OpenMercantil is independent and informational; it is not the BOE, BORME or Registro Mercantil and does not replace official certificates or registry extracts. The API is free and public, requires no API key, and is rate-limited per IP. Versions v1.0 through v1.4 are available and documented at https://openmercantil.es/api/documentacion. ' termsOfService: https://openmercantil.es/terminos-de-uso contact: name: OpenMercantil url: https://openmercantil.es/soporte email: social@openmercantil.es license: name: CC BY 4.0 For Derived Public-Data Outputs url: https://creativecommons.org/licenses/by/4.0/ servers: - url: https://openmercantil.es description: Production tags: - name: Companies description: Company reports, registry events, officers and export paths: /api/v1/company/{slug}: get: tags: - Companies summary: Get A Company Report operationId: getCompany description: Return the structured company report for a known OpenMercantil slug. parameters: - name: slug in: path required: true schema: type: string example: mercadona-sa-a46103834 description: Company slug, typically `{name}-{cif}`. responses: '200': description: Company report content: application/json: schema: $ref: '#/components/schemas/CompanyReport' '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/events: get: tags: - Companies summary: Get Paginated Company Events operationId: getCompanyEvents description: Return BORME events for a known company slug, optionally filtered by year. parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 - name: year in: query required: false schema: type: integer minimum: 2020 maximum: 2029 example: 2025 - name: page in: query required: false schema: type: integer minimum: 1 default: 1 - name: page_size in: query required: false schema: type: integer minimum: 1 maximum: 100 default: 50 responses: '200': description: Paginated event list content: application/json: schema: $ref: '#/components/schemas/EventList' '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/officers: get: tags: - Companies summary: List Company Officers operationId: getCompanyOfficers description: List officers (administrators, apoderados, auditors) currently or historically associated with the company. parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Officers list content: application/json: schema: $ref: '#/components/schemas/OfficerList' '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/export: get: tags: - Companies summary: Export A Company Report operationId: exportCompany description: Export a company report in JSON or CSV format. parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 - name: format in: query required: false schema: type: string enum: - json - csv default: json responses: '200': description: Exported report content: application/json: schema: $ref: '#/components/schemas/CompanyReport' text/csv: schema: type: string '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/score: get: tags: - Companies summary: Get Company Score operationId: getCompanyScore description: Return the OpenMercantil composite company score (introduced in v1.1). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Score response content: application/json: schema: $ref: '#/components/schemas/CompanyScore' '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/activity: get: tags: - Companies summary: Get Company Activity Timeseries operationId: getCompanyActivity description: Return a time series of registry activity events for the company (v1.1). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Activity timeseries content: application/json: schema: type: object additionalProperties: true '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/similar: get: tags: - Companies summary: List Similar Companies operationId: getSimilarCompanies description: Return companies similar to the given slug based on CNAE sector and structural signals (v1.1). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 - name: limit in: query required: false schema: type: integer minimum: 1 maximum: 50 default: 5 responses: '200': description: Similar companies content: application/json: schema: type: object additionalProperties: true '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/grants: get: tags: - Companies summary: List Company Grants From BDNS operationId: getCompanyGrants description: Return public grants associated with the company from the BDNS dataset (v1.2). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Grants list content: application/json: schema: type: object additionalProperties: true '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/sanctions: get: tags: - Companies summary: List Company Sanctions operationId: getCompanySanctions description: Return sanctions hits associated with the company from OpenSanctions and competition authorities (v1.2). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Sanctions list content: application/json: schema: type: object additionalProperties: true '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/cnmv: get: tags: - Companies summary: Get CNMV Records For Company operationId: getCompanyCnmv description: Return CNMV (Spanish securities regulator) records for the company (v1.2). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: CNMV records content: application/json: schema: type: object additionalProperties: true '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/geocode: get: tags: - Companies summary: Geocode A Company Address operationId: geocodeCompany description: Resolve the registered address of the company to coordinates via Nominatim/OSM with caching (v1.2). Use `force=1` to bypass the cache. parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 - name: force in: query required: false schema: type: integer enum: - 0 - 1 default: 0 description: Set to 1 to bypass cache and force a live geocoding lookup. responses: '200': description: Geocode response content: application/json: schema: $ref: '#/components/schemas/Geocode' '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/trust-score: get: tags: - Companies summary: Get Company Trust Score operationId: getCompanyTrustScore description: Return the OpenMercantil trust score combining BORME, CNMV, OEPM, PLACSP, BOE and sanctions signals (v1.4). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Trust score response content: application/json: schema: $ref: '#/components/schemas/TrustScore' '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/network: get: tags: - Companies summary: Get Company Relationship Network operationId: getCompanyNetwork description: Return the company's officer-and-shareholder relationship graph (v1.4). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Network graph content: application/json: schema: type: object additionalProperties: true '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' /api/v1/company/{slug}/embargoes: get: tags: - Companies summary: List Company Embargoes operationId: getCompanyEmbargoes description: List public embargoes (seizures) recorded against the company (v1.4). parameters: - name: slug in: path required: true schema: type: string example: inditex-sa-a15075062 responses: '200': description: Embargoes list content: application/json: schema: type: object additionalProperties: true '404': $ref: '#/components/responses/NotFound' '429': $ref: '#/components/responses/TooManyRequests' components: responses: TooManyRequests: description: Rate limit exceeded headers: Retry-After: description: Seconds to wait before retrying. schema: type: integer X-RateLimit-Limit: description: Maximum requests per window (60 per minute by IP on the public anonymous tier). schema: type: integer X-RateLimit-Remaining: description: Remaining requests in the current window. schema: type: integer X-RateLimit-Reset: description: Unix timestamp when the rate-limit counter resets. schema: type: integer content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' NotFound: description: Resource not found content: application/json: schema: $ref: '#/components/schemas/ErrorResponse' schemas: EventList: type: object properties: slug: type: string year: type: integer nullable: true page: type: integer page_size: type: integer total: type: integer items: type: array items: $ref: '#/components/schemas/CompanyEvent' additionalProperties: true Officer: type: object properties: person_slug: type: string name: type: string role: type: string appointed: type: string format: date nullable: true ceased: type: string format: date nullable: true additionalProperties: true CompanyReport: type: object properties: slug: type: string name: type: string cif: type: string registered_address: type: string province: type: string registry: type: string legal_form: type: string status: type: string cnae: type: string founding_date: type: string format: date nullable: true last_event: type: string nullable: true events_count: type: integer aliases: type: array items: type: string additionalProperties: true OfficerList: type: object properties: slug: type: string items: type: array items: $ref: '#/components/schemas/Officer' additionalProperties: true CompanyEvent: type: object properties: id: type: string date: type: string format: date type: type: string description: BORME act type (e.g., Constitucion, Nombramientos, Ceses). text: type: string source_url: type: string format: uri nullable: true additionalProperties: true Geocode: type: object properties: lat: type: number lng: type: number address: type: string source: type: string additionalProperties: true TrustScore: type: object properties: slug: type: string trust_score: type: number signals: type: object additionalProperties: true additionalProperties: true CompanyScore: type: object properties: slug: type: string score: type: number components: type: object additionalProperties: true additionalProperties: true ErrorResponse: type: object properties: error: type: string message: type: string additionalProperties: true securitySchemes: sessionCookie: type: apiKey in: cookie name: session description: Session cookie issued after web sign-in, required only for billing endpoints.