Azure Service Bus Messages API

openapi: 3.1.0
info:
  title: Azure Service Bus REST Messages API
  description: 'Azure Service Bus REST API supports messaging operations: sending, receiving, peeking, completing, abandoning, and renewing locks on messages from queues, topics, and subscriptions.'
  version: 2017-04
servers:
- url: https://{namespace}.servicebus.windows.net
  variables:
    namespace:
      default: mynamespace
security:
- sasToken: []
tags:
- name: Messages
paths:
  /{queuePath}/messages:
    parameters:
    - name: queuePath
      in: path
      required: true
      schema:
        type: string
    post:
      operationId: sendMessage
      summary: Service Bus Send message
      description: Sends a message to a queue or topic.
      tags:
      - Messages
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              additionalProperties: true
      responses:
        '201':
          description: Message sent
  /{queuePath}/messages/head:
    parameters:
    - name: queuePath
      in: path
      required: true
      schema:
        type: string
    post:
      operationId: receiveAndDelete
      summary: Service Bus Receive and delete
      description: Receives the next message from a queue and deletes it.
      tags:
      - Messages
      responses:
        '200':
          description: Message received
          content:
            application/json:
              schema:
                type: object
        '204':
          description: No message available
    delete:
      operationId: peekLockMessage
      summary: Service Bus Peek-lock message
      description: Peeks the next message and locks it for processing.
      tags:
      - Messages
      responses:
        '200':
          description: Message peeked
          content:
            application/json:
              schema:
                type: object
        '204':
          description: No message
  /{queuePath}/messages/{messageId}/{lockToken}:
    parameters:
    - name: queuePath
      in: path
      required: true
      schema:
        type: string
    - name: messageId
      in: path
      required: true
      schema:
        type: string
    - name: lockToken
      in: path
      required: true
      schema:
        type: string
    delete:
      operationId: completeMessage
      summary: Service Bus Complete message
      description: Completes a peek-locked message.
      tags:
      - Messages
      responses:
        '200':
          description: Completed
    put:
      operationId: renewLock
      summary: Service Bus Renew lock
      description: Renews the lock on a message.
      tags:
      - Messages
      responses:
        '200':
          description: Lock renewed
components:
  securitySchemes:
    sasToken:
      type: apiKey
      in: header
      name: Authorization
      description: SAS token in Authorization header
externalDocs:
  description: Azure Service Bus REST API Documentation
  url: https://learn.microsoft.com/en-us/rest/api/servicebus/
x-generated-from: https://learn.microsoft.com/en-us/rest/api/servicebus/
x-generated-by: claude-crawl-2026-05-08