Comparison
fastmcp vs fastapi_mcp
Verdict
Pick fastmcp if fastmcp is designed for efficient creation of MCP servers and clients in Python, fitting projects looking to streamline AI agent context handling; pick fastapi_mcp if fastapi_mcp enables FastAPI applications to integrate with MCP and includes authentication support.
Markdown twin · fastmcp alternatives · fastapi_mcp alternatives
GraphCanon updated 3w
vs
Trust & integrity
| Signal | fastmcp | fastapi_mcp |
|---|---|---|
| Maintenance | Very active (0d since push) As of 3w · github_public_v1 | Slowing (243d since push) As of 3w · github_public_v1 |
| Provenance | Not a fork · Organization account As of 3w · github_public_v1 | Not a fork · Organization account As of 3w · github_public_v1 |
| OSV dependency advisories | No lockfile (source not queried) As of 1mo · osv@v1 | No lockfile (source not queried) As of 3w · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- fastmcp
- The fast Pythonic way to build MCP servers and clients
- fastapi_mcp
- Expose FastAPI endpoints as MCP tools with authentication
Stars
- fastmcp
- 27k
- fastapi_mcp
- 12k
Forks
- fastmcp
- 2.2k
- fastapi_mcp
- 951
Open issues
- fastmcp
- 265
- fastapi_mcp
- 158
Language
- fastmcp
- Python
- fastapi_mcp
- Python
Adopt for
- fastmcp
- fastmcp is designed for efficient creation of MCP servers and clients in Python, fitting projects looking to streamline AI agent context handling.
- fastapi_mcp
- fastapi_mcp enables FastAPI applications to integrate with MCP and includes authentication support.
Persona
- fastmcp
- -
- fastapi_mcp
- -
Runtime
- fastmcp
- -
- fastapi_mcp
- -
License
- fastmcp
- FastMCP is licensed under the Apache License 2.0 which allows free use, modification and distribution of the software provided that the original license is included with each copy.
- fastapi_mcp
- The MIT License grants permissive use rights without substantial obligations of any sort.
Last pushed
- fastmcp
- Jul 26, 2026
- fastapi_mcp
- Nov 24, 2025
Categories
- fastmcp
- AI Agents, LLM Frameworks
- fastapi_mcp
- LLM Frameworks
Trust and health
Maintenance
- fastmcp
- Very active (96%)
- fastapi_mcp
- Slowing (36%)
Days since push
- fastmcp
- 0d
- fastapi_mcp
- 243d
Open issues (now)
- fastmcp
- 265
- fastapi_mcp
- 158
Full report
- fastmcp
- Trust report
- fastapi_mcp
- Trust report
Shared compatibility
- Python · fastmcp: Python runtime · fastapi_mcp: Python runtime
Choose fastmcp if…
- License: fastmcp is Apache-2.0, fastapi_mcp is MIT.
- Pricing: The core FastMCP library is free to use, with no premium tiers available as it is an open-source project..
- Tags unique to fastmcp: agents, fastmcp, llms, mcp-clients.
- Also covers AI Agents.
- Use fastmcp if your project demands high-performance Model Context Protocol (MCP) server or client development in Python.
When NOT to use fastmcp
- 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.
Choose fastapi_mcp if…
- License: fastapi_mcp is MIT, fastmcp is Apache-2.0.
- Tags unique to fastapi_mcp: ai, authentication, authorization, claude.
- When you need to expose FastAPI application endpoints following the Model Context Protocol (MCP) guidelines.
When NOT to use fastapi_mcp
- If your project strictly uses non-Python languages or frameworks that are not compatible with FastAPI and do not require integration with the Model Context Protocol (MCP).
- When you seek broader support outside MCP protocol, as this tool confines its utility specifically to applications needing MCP compatibility.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (PrefectHQ/fastmcp) · observed Jul 26, 2026
- GitHub forks (PrefectHQ/fastmcp) · observed Jul 26, 2026
- Last push (PrefectHQ/fastmcp) · observed Jul 26, 2026
- License file (Apache-2.0) · observed Jul 26, 2026
- Decision facts (enrichment) · observed Jul 16, 2026
- Trust scan (lockfile / OSV) · observed Jul 11, 2026
- GitHub stars (tadata-org/fastapi_mcp) · observed Jul 26, 2026
- GitHub forks (tadata-org/fastapi_mcp) · observed Jul 26, 2026
- Last push (tadata-org/fastapi_mcp) · observed Nov 24, 2025
- License file (MIT) · observed Jul 26, 2026
- Decision facts (enrichment) · observed Jul 16, 2026
- Trust scan (lockfile / OSV) · observed Jul 26, 2026
GitHub stars on cards: fastmcp 27k · fastapi_mcp 12k (synced Jul 26, 2026).
Common questions
- What is the difference between fastmcp and fastapi_mcp?
- fastmcp: The fast Pythonic way to build MCP servers and clients. fastapi_mcp: Expose FastAPI endpoints as MCP tools with authentication. See the comparison table for live GitHub stats and shared categories.
- When should I choose fastmcp over fastapi_mcp?
- Choose fastmcp over fastapi_mcp when License: fastmcp is Apache-2.0, fastapi_mcp is MIT; Pricing: The core FastMCP library is free to use, with no premium tiers available as it is an open-source project.; Tags unique to fastmcp: agents, fastmcp, llms, mcp-clients; Also covers AI Agents; Use fastmcp if your project demands high-performance Model Context Protocol (MCP) server or client development in Python.
- When should I choose fastapi_mcp over fastmcp?
- Choose fastapi_mcp over fastmcp when License: fastapi_mcp is MIT, fastmcp is Apache-2.0; Tags unique to fastapi_mcp: ai, authentication, authorization, claude; When you need to expose FastAPI application endpoints following the Model Context Protocol (MCP) guidelines.
- When should I avoid fastmcp?
- 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.
- When should I avoid fastapi_mcp?
- If your project strictly uses non-Python languages or frameworks that are not compatible with FastAPI and do not require integration with the Model Context Protocol (MCP). When you seek broader support outside MCP protocol, as this tool confines its utility specifically to applications needing MCP compatibility.
- Is fastmcp or fastapi_mcp more popular on GitHub?
- fastmcp has more GitHub stars (26,846 vs 11,956). Stars measure visibility, not whether either tool fits your constraints.
- Are fastmcp and fastapi_mcp open source?
- Yes - both are open-source projects on GitHub (fastmcp: Apache-2.0, fastapi_mcp: MIT).
- Where can I find alternatives to fastmcp or fastapi_mcp?
- GraphCanon lists graph-backed alternatives at fastmcp alternatives and fastapi_mcp alternatives (fastmcp markdown twin, fastapi_mcp markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, fastmcp or fastapi_mcp?
- fastmcp: Very active. fastapi_mcp: Slowing. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for fastmcp and fastapi_mcp?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: fastmcp trust report; fastapi_mcp trust report.