kungfu logo
kungfu
★ 4.5k
vs
fastapi_mcp logo
fastapi_mcp
★ 12.0k

kungfu vs fastapi_mcp

kungfu: Kungfu keeps a unit of Work outside any single agent session, recording its objective, progress, evidence, next action and completion state, so the same Work can move between Codex, Claude, OpenCode, Amp or your own agent without re-explaining context. Each Agent attempt is recorded under the Work, a second live writer is blocked, and an Agent cannot approve its own result: completion goes through independent review. It is in Alpha.; fastapi_mcp: FastAPI-MCP allows you to expose your existing FastAPI endpoints as Model Context Protocol (MCP) tools. It offers native integration with FastAPI, including built-in authentication using existing dependencies, and preserves schemas and documentation.

01

TL;DR

kungfu logo
kungfuDev Tooling · ★ 4.5k

Switching between a premium and a cheaper coding agent on the same task

fastapi_mcp logo
fastapi_mcpDev Tooling · ★ 12.0k
When to choose:
  • You already have a FastAPI application and want to expose its endpoints as MCP tools while reusing your existing FastAPI authentication dependencies and Swagger schemas.
  • You want to mount the MCP server directly onto your ASGI app or deploy it separately under an MIT license.
When to skip:
  • You are building a standalone MCP server from scratch rather than wrapping a FastAPI app; use FastMCP or the official MCP Python SDK.
  • You need an actively updated repository (last push was November 2025).
02

Side-by-Side Comparison

Field
kungfu logokungfu
fastapi_mcp logofastapi_mcp
Category
Dev Tooling
Dev Tooling
Stars
★ 4.5k
★ 12.0k
License
Apache-2.0
MIT
Install Command
curl -fsSL https://kungfu.tech/install.sh | sh
uv add fastapi-mcp
Updated
1d ago
11mo ago
Open Source
Yes
Yes
Tags
agent-handoff, durable-work, codex
FastAPI, MCP, Python
03

Features

kungfu logokungfu
01Project, Work and Attempt model that keeps durable state outside the chat
02kungfu run codex|claude|opencode|amp starts an agent with its native console while Kungfu tracks the Work
03Recovers the same Work after disconnects and crashes, with a deterministic mock-agent demo
04Blocks a second live agent from writing to a Work it does not own
05Completion requires independent review and settlement, not the agent's own claim
fastapi_mcp logofastapi_mcp
01Authentication built in, using your existing FastAPI dependencies!
02FastAPI-native: Not just another OpenAPI -> MCP converter
03Zero/Minimal configuration required
04Preserving schemas of your request models and response models
05Flexible deployment - Mount your MCP server to the same app, or deploy separately
04

Use Cases

kungfu logokungfu
↳Switching between a premium and a cheaper coding agent on the same task
↳Keeping long-running work resumable across context loss and restarts
↳Making agent work auditable with evidence and a reviewed completion step
fastapi_mcp logofastapi_mcp
↳Integrating FastAPI services as tools for large language models (LLMs) that support MCP.
↳Enabling LLMs to interact with and utilize existing business logic and data exposed via FastAPI.
↳Quickly exposing authenticated FastAPI APIs as discoverable and usable tools within an MCP ecosystem.
05

Best For

kungfu logokungfu
—
fastapi_mcp logofastapi_mcp
Most PopularEssential
FAQ

FAQ

What is the difference between kungfu and fastapi_mcp?
Both kungfu and fastapi_mcp are in the Dev Tooling category. kungfu has 4.5k stars, while fastapi_mcp has 12.0k stars.
Which is better, kungfu or fastapi_mcp?
The best choice depends on your use case. Choose kungfu if Switching between a premium and a cheaper coding agent on the same task, and fastapi_mcp if Integrating FastAPI services as tools for large language models (LLMs) that support MCP..
Is kungfu free or open source?
Yes, kungfu is open source on GitHub (Apache-2.0).
Is fastapi_mcp free or open source?
Yes, fastapi_mcp is open source on GitHub (MIT).
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