openapi: 3.1.0 info: title: Membrane (formerly Integration.app) Platform Actions Field Mappings API description: 'The Membrane platform (rebranded from Integration.app) provides a unified API for building embedded and agentic integrations across 100,000+ apps. The REST API surfaces resources for connections, connectors, integrations, flows, actions, data collections, customers, packages, app event subscriptions, MCP-style agent sessions, and observability logs. Most selectable resources accept either an id or a key as `{selector}`. ' version: '1.0' contact: name: Membrane Documentation url: https://docs.getmembrane.com servers: - url: https://api.getmembrane.com description: Production API security: - bearerAuth: [] tags: - name: Field Mappings paths: /field-mappings: get: tags: - Field Mappings summary: List field mappings operationId: listFieldMappings responses: '200': description: Mappings list post: tags: - Field Mappings summary: Create field mapping operationId: createFieldMapping requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/FieldMapping' responses: '201': description: Created /field-mappings/{selector}: parameters: - $ref: '#/components/parameters/Selector' get: tags: - Field Mappings summary: Get field mapping operationId: getFieldMapping responses: '200': description: Mapping content: application/json: schema: $ref: '#/components/schemas/FieldMapping' components: parameters: Selector: name: selector in: path required: true description: Resource id or unique key. schema: type: string schemas: FieldMapping: type: object properties: id: type: string key: type: string name: type: string integrationId: type: string fields: type: array items: type: object securitySchemes: bearerAuth: type: http scheme: bearer bearerFormat: JWT description: 'Bearer token in the Authorization header. Test tokens are available from workspace settings; admin-level tokens are required for administrative operations. '