Microsoft Power Virtual Agents

Copilot Studio Direct Line API

The Copilot Studio Direct Line API enables custom applications to communicate with bots built in Microsoft Copilot Studio (formerly Power Virtual Agents). It provides REST endpoints for starting conversations, sending messages, receiving bot responses, and managing conversation sessions for custom channel integrations.

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Documentation

📖
Documentation
https://learn.microsoft.com/en-us/microsoft-copilot-studio/publication-connect-bot-to-custom-application

Other Resources

🔗
APIsJSON
https://raw.githubusercontent.com/api-evangelist/microsoft-power-virtual-agents/refs/heads/main/apis.yml

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API entry from apis.yml

apis.yml Raw ↑ 
aid: microsoft-power-virtual-agents:direct-line-api
name: Copilot Studio Direct Line API
tags:
- Chatbots
- Conversational AI
- Direct Line
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
baseURL: https://directline.botframework.com/
humanURL: https://learn.microsoft.com/en-us/microsoft-copilot-studio/publication-connect-bot-to-custom-application
properties:
- url: https://learn.microsoft.com/en-us/microsoft-copilot-studio/publication-connect-bot-to-custom-application
  type: Documentation
description: The Copilot Studio Direct Line API enables custom applications to communicate with bots built
  in Microsoft Copilot Studio (formerly Power Virtual Agents). It provides REST endpoints for starting
  conversations, sending messages, receiving bot responses, and managing conversation sessions for custom
  channel integrations.