Lean LSP MCP

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Lean Theorem Prover MCP

GitHub ↗

Stars

410

Δ stars 7d

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Δ stars 30d

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Forks

65

Contributors

21

npm DL / wk

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PyPI DL / wk

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Language

Python

Last push

2026-06-16

About Lean LSP MCP

MCP server that allows agentic interaction with the Lean theorem prover via the Language Server Protocol using leanclient. This server provides a range of tools for LLM agents to understand, analyze and interact with Lean projects. 1. Install uv, a Python package manager. 2. Make sure your Lean project builds quickly by running `lake build` manually. 3. Configure your IDE/Setup 4. (Optional, highly recommended) Install ripgrep (`rg`) for local search and source scanning (`lean_verify` warnings). Install uv for your system. On Linux/MacOS:…

Read the full README on GitHub →

Newly tracked — a growth score appears after the first full scoring week. Signals are deliberately suppressed during cold start to avoid false positives.

Lean LSP MCP alternatives

Projects in the same category, closest in size — picked by data, not opinion.

com.monday/monday.comStable410 ★
runekaagaard/mcp-alchemyStable410 ★
io.github.ooples/token-optimizer-mcpStable409 ★
io.github.jkawamoto/mcp-youtube-transcriptStable408 ★

See all mcp-server projects ranked by growth →

Frequently asked questions

Is Lean LSP MCP still maintained?
Yes — actively maintained. The last push was on 2026-06-16, with 21 contributors.
What are the best Lean LSP MCP alternatives?
Closest by category and size in our data: com.monday/monday.com, runekaagaard/mcp-alchemy, io.github.ooples/token-optimizer-mcp — full list with live signals above.

Topics

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Tracked since 2026-06-17 · data as of 2026-06-18 · 2 open issues · 26 releases