openapi: 3.1.0
info:
  title: Dapr Service Invocation API
  description: >-
    The Dapr Service Invocation API enables applications to communicate with
    each other through well-known endpoints using HTTP methods. Dapr acts as
    a reverse proxy with built-in service discovery, distributed tracing,
    and error handling.
  version: 1.0.0
  contact:
    name: Dapr
    url: https://dapr.io
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
externalDocs:
  description: Dapr Service Invocation API Reference
  url: https://docs.dapr.io/reference/api/service_invocation_api/
servers:
  - url: http://localhost:3500
    description: Dapr Sidecar
paths:
  /v1.0/invoke/{appId}/method/{method-name}:
    get:
      summary: Dapr Invoke Method (GET)
      description: Invokes a method on a remote Dapr app using GET.
      operationId: invokeMethodGet
      tags:
        - ServiceInvocation
      parameters:
        - name: appId
          in: path
          required: true
          description: The App ID of the remote application.
          schema:
            type: string
        - name: method-name
          in: path
          required: true
          description: The name of the method to invoke.
          schema:
            type: string
      responses:
        '200':
          description: Method invoked successfully.
          content:
            application/json:
              schema: {}
        '403':
          description: Invocation forbidden by access controls.
        '500':
          description: Failed to invoke method.
    post:
      summary: Dapr Invoke Method (POST)
      description: Invokes a method on a remote Dapr app using POST.
      operationId: invokeMethodPost
      tags:
        - ServiceInvocation
      parameters:
        - name: appId
          in: path
          required: true
          description: The App ID of the remote application.
          schema:
            type: string
        - name: method-name
          in: path
          required: true
          description: The name of the method to invoke.
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema: {}
      responses:
        '200':
          description: Method invoked successfully.
          content:
            application/json:
              schema: {}
        '403':
          description: Invocation forbidden by access controls.
        '500':
          description: Failed to invoke method.
    put:
      summary: Dapr Invoke Method (PUT)
      description: Invokes a method on a remote Dapr app using PUT.
      operationId: invokeMethodPut
      tags:
        - ServiceInvocation
      parameters:
        - name: appId
          in: path
          required: true
          description: The App ID of the remote application.
          schema:
            type: string
        - name: method-name
          in: path
          required: true
          description: The name of the method to invoke.
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema: {}
      responses:
        '200':
          description: Method invoked successfully.
          content:
            application/json:
              schema: {}
        '403':
          description: Invocation forbidden by access controls.
        '500':
          description: Failed to invoke method.
    delete:
      summary: Dapr Invoke Method (DELETE)
      description: Invokes a method on a remote Dapr app using DELETE.
      operationId: invokeMethodDelete
      tags:
        - ServiceInvocation
      parameters:
        - name: appId
          in: path
          required: true
          description: The App ID of the remote application.
          schema:
            type: string
        - name: method-name
          in: path
          required: true
          description: The name of the method to invoke.
          schema:
            type: string
      responses:
        '200':
          description: Method invoked successfully.
          content:
            application/json:
              schema: {}
        '403':
          description: Invocation forbidden by access controls.
        '500':
          description: Failed to invoke method.
    patch:
      summary: Dapr Invoke Method (PATCH)
      description: Invokes a method on a remote Dapr app using PATCH.
      operationId: invokeMethodPatch
      tags:
        - ServiceInvocation
      parameters:
        - name: appId
          in: path
          required: true
          description: The App ID of the remote application.
          schema:
            type: string
        - name: method-name
          in: path
          required: true
          description: The name of the method to invoke.
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema: {}
      responses:
        '200':
          description: Method invoked successfully.
          content:
            application/json:
              schema: {}
        '403':
          description: Invocation forbidden by access controls.
        '500':
          description: Failed to invoke method.
tags:
  - name: ServiceInvocation
    description: Service-to-service invocation operations.