lean-lsp-mcp

About lean-lsp-mcp

lean-lsp-mcp Lean Theorem Prover 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. Key Features Rich Lean Interaction: Access diagnostics, goal states, term information, hover documentation and more. External Search Tools: Use , , , and to find relevant theorems and definitions. Easy Setup: Simple configuration for various clients, including VSCode, Cursor and Claude Code.

lean4 lsp mcp

Quick Facts

Stars	435
Forks	68
Language	Python
Category	MCP Server
License	MIT
Quality Score	69.8374412219367/100
Open Issues	2
Last Updated	2026-07-06
Created	2025-03-29
Platforms	mcp, python
Est. Tokens	~18k

Compatible Skills

These tools work well together with lean-lsp-mcp for enhanced workflows:

sf-skills — semantic(0.17)+complementary+same_lang+similar_pop+shared_platform (51%)
claude-code-lsps — semantic(0.47)+complementary+rare_topics+similar_pop (51%)
cclsp — semantic(0.68)+rare_topics+similar_pop+shared_platform (48%)
davinci-resolve-mcp — semantic(0.37)+same_lang+similar_pop+shared_platform (48%)
MCPTest — semantic(0.49)+same_lang+similar_pop+shared_platform (47%)

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Frequently Asked Questions

What is lean-lsp-mcp?

lean-lsp-mcp is Lean Theorem Prover MCP. It is categorized as a MCP Server with 435 GitHub stars.

What programming language is lean-lsp-mcp written in?

lean-lsp-mcp is primarily written in Python. It covers topics such as lean4, lsp, mcp.

How do I install or use lean-lsp-mcp?

You can find installation instructions and usage details in the lean-lsp-mcp GitHub repository at github.com/oOo0oOo/lean-lsp-mcp. The project has 435 stars and 68 forks, indicating an active community.

What license does lean-lsp-mcp use?

lean-lsp-mcp is released under the MIT license, making it free to use and modify according to the license terms.

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