Skip to main content
Pre-release

This release is a pre-release and may not be stable for production use.

Microsoft Agents Hosting FastAPI

This library provides FastAPI integration for Microsoft Agents, enabling you to build conversational agents using the FastAPI web framework.

Release Notes

Version Date Release Notes
1.4.0 2026-08-18 1.4.0 Release Notes
1.3.0 2026-07-30 1.3.0 Release Notes
1.2.0 2026-07-17 1.2.0 Release Notes
1.1.0 2026-06-19 1.1.0 Release Notes
1.0.0 2026-05-22 1.0.0 Release Notes
0.9.1 2026-05-04 0.9.1 Release Notes
0.9.0 2026-04-15 0.9.0 Release Notes
0.8.0 2026-02-23 0.8.0 Release Notes
0.7.0 2026-01-21 0.7.0 Release Notes
0.6.1 2025-12-01 0.6.1 Release Notes
0.6.0 2025-11-18 0.6.0 Release Notes

Packages Overview

We offer the following PyPI packages to create conversational experiences based on Agents:

Package Name PyPI Version Description
microsoft-agents-activity PyPI Types and validators implementing the Activity protocol spec.
microsoft-agents-hosting-core PyPI Core library for Microsoft Agents hosting.
microsoft-agents-hosting-aiohttp PyPI Configures aiohttp to run the Agent.
microsoft-agents-hosting-fastapi PyPI Configures fastapi to run the Agent.
microsoft-agents-hosting-msteams PyPI Provides classes to host an Agent for Teams.
microsoft-agents-hosting-dialogs PyPI Dialog system with waterfall dialogs, prompts, and multi-turn conversation management.
microsoft-agents-hosting-slack PyPI Provides classes to host an Agent for Slack.
microsoft-agents-storage-blob PyPI Extension to use Azure Blob as storage.
microsoft-agents-storage-cosmos PyPI Extension to use CosmosDB as storage.
microsoft-agents-authentication-msal PyPI MSAL-based authentication for Microsoft Agents.
microsoft-agents-authentication-entra-auth-sidecar PyPI Credential-free Entra ID Agent ID authentication via the sidecar.

Features

  • FastAPI integration for Microsoft Agents
  • JWT authorization middleware
  • Channel service API endpoints
  • Streaming response support
  • Cloud adapter for processing agent activities

Installation

pip install microsoft-agents-hosting-fastapi

Usage

from fastapi import FastAPI, Request
from microsoft_agents.hosting.fastapi import start_agent_process, CloudAdapter
from microsoft_agents.hosting.core.app import AgentApplication

app = FastAPI()
connection_manager = MsalConnectionManager(**agents_sdk_config)
adapter = CloudAdapter(connection_manager=connection_manager)
agent_app = AgentApplication()

@app.post("/api/messages")
async def messages(request: Request):
    return await start_agent_process(request, agent_app, adapter)

Release files for microsoft-agents-hosting-fastapi 1.5.0.dev8

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for microsoft-agents-hosting-fastapi 1.5.0.dev8
File Size Uploaded
microsoft_agents_hosting_fastapi-1.5.0.dev8.tar.gz 8.5 kB Details

Built distribution (wheel)

Table of built distributions (wheels) for microsoft-agents-hosting-fastapi 1.5.0.dev8
File Interpreter ABI Platform
microsoft_agents_hosting_fastapi-1.5.0.dev8-py3-none-any.whl Python 3 none any Details

Total release size: 18.1 kB

Release files / microsoft_agents_hosting_fastapi-1.5.0.dev8.tar.gz

Download URL microsoft_agents_hosting_fastapi-1.5.0.dev8.tar.gz
Size 8.5 kB
Tags Source
SHA-256 checksum
How to use checksums
87f3973332cd689f99d28e63fa9be57841a3d5a01722975100a245b096ca8b60
BLAKE2b-256 checksum
How to use checksums
3585e47b0356a36b40b586a47d07f23856a9f1acc09bcb2c393c3145612a1381
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via RestSharp/106.13.0.0

Release files / microsoft_agents_hosting_fastapi-1.5.0.dev8-py3-none-any.whl

Download URL microsoft_agents_hosting_fastapi-1.5.0.dev8-py3-none-any.whl
Size 9.6 kB
Tags Python 3
SHA-256 checksum
How to use checksums
78f6285575de8a711b79acbba907382561f13f8fee575a3d4ad54087758f5a9e
BLAKE2b-256 checksum
How to use checksums
36f12df74d57fe66806683274301ebfcb3c6bed037d88f075e10fac38ad02dc1
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via RestSharp/106.13.0.0

Release history Release notifications | RSS feed

1.7.0

2 release files

1.6.0

2 release files

1.5.0

2 release files

This release

1.5.0.dev8 This release

2 release files

1.4.0

2 release files

1.3.0

2 release files

1.2.0

2 release files

1.1.0

2 release files

1.0.0

2 release files

0.9.1

2 release files

0.9.0

2 release files

0.8.0

2 release files

0.7.0

2 release files

0.6.1

2 release files

0.6.0

2 release files

Anthropic, PBC Visionary sponsor Bloomberg Visionary sponsor Hudson River Trading Visionary sponsor Meta Visionary sponsor NVIDIA Visionary sponsor Microsoft Sustainability sponsor Depot Continuous Integration AWS Cloud computing and Security Sponsor Datadog Monitoring Fastly CDN Google Download Analytics Sentry Error logging StatusPage Status page