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Decision brief
fastmcp is designed for efficient creation of MCP servers and clients in Python, fitting projects looking to streamline AI agent context handling.
Good fit when
- Use fastmcp if your project demands high-performance Model Context Protocol (MCP) server or client development in Python.
- Opt for this tool when focusing on the ease of use and speed with which you can prototype or develop full-fledged projects involving AI agents requiring model context handling.
Avoid when
- Avoid fastmcp if your project strictly requires language support beyond Python, as it is solely designed for Python development.
- Do not select this tool when the need arises to adhere to licensing terms outside of Apache-2.0.
- Pricing:
- freemium - The core FastMCP library is free to use, with no premium tiers available as it is an open-source project.
Observed Jul 16, 2026 · Source: enrich:decision_facts
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Maintenance and security
Full trust report- Maintenance
- Very active (0d since push)
- As of 3w
- Provenance
- Not a fork · Organization account
- As of 3w
- Security (OSV)
- No MCP manifest
- As of 1mo
Public GitHub metadata and optional OSV scans. Signals, not a guarantee. Trust methodology.
Install
pip install fastmcpHow it fits your stack(9)
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Integrates
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Evidence and technical details
Sourced facts, taxonomy, compatibility claims, README excerpt, and machine-readable endpoints.
Overview
FastMCP provides efficient tools for creating Model Context Protocol servers and clients in Python, streamlining the development of AI agents that require model context handling.
Capability facts
- Languages
- python
Source: github.language+pyproject.toml · Jul 26, 2026
Categories
Compatibility
Sourced claims from the README excerpt - not unsourced marketing copy.
Source: README excerpt (regex_v1, Jul 26, 2026)
- [Upgrading from the MCP Python SDK](https://gofastmcp.com/getting-started/upgrading/from-mcp-sdk)Source link
Tags
README
Installation
We recommend installing FastMCP with uv:
uv pip install fastmcp
For full installation instructions, including verification and upgrading, see the Installation Guide.
Upgrading? We have guides for:
[!NOTE] If
import fastmcpfails right after apipupgrade from FastMCP 3.2 or earlier, runpip install --force-reinstall fastmcp. See Troubleshooting for why this happens (uvis unaffected).
For agents
This page has a .md twin and JSON over the API.