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
1.8.0 2026-10-01 1.8.0 Release Notes
1.7.0 2026-09-17 1.7.0 Release Notes
1.5.0 2026-08-26 1.5.0 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)

Metadata

Release files for microsoft-agents-hosting-fastapi 1.9.0.dev3

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 1.9.0.dev3
File Size Uploaded Provenance
microsoft_agents_hosting_fastapi-1.9.0.dev3.tar.gz 8.6 kB Without provenance Details

Built distribution (wheel)

Table of built distributions (wheels) for microsoft-agents-hosting-fastapi 1.9.0.dev3
File Interpreter ABI Platform
microsoft_agents_hosting_fastapi-1.9.0.dev3-py3-none-any.whl Python 3 none any Details

Total release size: 18.3 kB

Release files / microsoft_agents_hosting_fastapi-1.9.0.dev3.tar.gz

Download URL microsoft_agents_hosting_fastapi-1.9.0.dev3.tar.gz
Size 8.6 kB
Tags Source
SHA-256 checksum
How to use checksums
246628bd4009ac03ac846c4dc7a13bee03927f3e0a34f32d47d149431782bfdb
BLAKE2b-256 checksum
How to use checksums
05e258a3e66a63020fcba80e390b6b3409be8c59bbe3739d1be58cbe55bc8cb2
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via RestSharp/106.13.0.0

Release files / microsoft_agents_hosting_fastapi-1.9.0.dev3-py3-none-any.whl

Download URL microsoft_agents_hosting_fastapi-1.9.0.dev3-py3-none-any.whl
Size 9.7 kB
Tags Python 3
SHA-256 checksum
How to use checksums
87acf3b7b9ac14ec7f22e4fcaed174b4a7ce3b125a7261437daf59321709ca18
BLAKE2b-256 checksum
How to use checksums
ec168682ae5162a3346594b38571a623248124ce50a1a2fc968845b2ccfbedfb
Upload date
Uploaded using Trusted Publishing?
What is trusted publishing?
No
Uploaded via RestSharp/106.13.0.0

Security for microsoft-agents-hosting-fastapi 1.9.0.dev3

Provenance

Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.

No provenance found

None of the files in this release were uploaded with provenance metadata.

A note on package security

PyPI is a repository for distributing packages, not a service for auditing them. While third-party security researchers and our staff do their best to detect and remove malicious packages, PyPI cannot guarantee the quality, security or suitability of any given package.

To learn more about protecting yourself from malicious actors, visit our package security documentation.

Release history Release notifications | RSS feed

This release
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