openapi: 3.1.0 info: title: Financial Modeling Prep Stock API description: Financial Modeling Prep (FMP) Stock API — part of the FMP stable REST API. Generated from the official FMP API documentation (https://site.financialmodelingprep.com/api-docs.md). Legacy /api/v3 and /api/v4 endpoints have been discontinued; the stable base URL https://financialmodelingprep.com/stable is the supported surface. version: stable contact: name: Financial Modeling Prep url: https://site.financialmodelingprep.com/ servers: - url: https://financialmodelingprep.com/stable description: Financial Modeling Prep stable API security: - apiKeyQuery: [] - apiKeyHeader: [] tags: - name: Stock paths: /stock-list: get: operationId: listStocks summary: List all available company symbols description: List all available company symbols. Documented at https://site.financialmodelingprep.com/developer/docs. tags: - Stock parameters: [] responses: '200': description: Stock data content: application/json: schema: type: array items: $ref: '#/components/schemas/StockListing' example: - symbol: 6898.HK companyName: China Aluminum Cans Holdings Limited '401': description: Invalid or missing API key content: application/json: schema: $ref: '#/components/schemas/Error' example: Error Message: Invalid API KEY. Feel free to create a Free API Key or visit https://site.financialmodelingprep.com/faqs?search=why-is-my-api-key-invalid for more information. components: securitySchemes: apiKeyQuery: type: apiKey in: query name: apikey description: FMP API key passed as a query parameter (?apikey=YOUR_API_KEY, or &apikey= when other query parameters exist). apiKeyHeader: type: apiKey in: header name: apikey description: 'FMP API key passed in the request header as apikey: YOUR_API_KEY.' schemas: StockListing: type: object properties: symbol: type: string companyName: type: string Error: type: object properties: Error Message: type: string description: 'FMP error envelope, e.g. {"Error Message": "Invalid API KEY. ..."}'