// MCP TOOL REFERENCE

LEAN LSP TOOLS

22 tools from the Lean Lsp MCP Server, categorised by risk level.

// ALL 22 LEAN LSP TOOLS

READ 15 tools

Read discussion_partner discussion_partner Read file_outline Get a concise outline showing imports and declarations with type signatures (theorems, defs, classes, struc... Read lean_completions lean_completions Read lean_declaration_file lean_declaration_file Read lean_diagnostic_messages lean_diagnostic_messages Read lean_file_contents lean_file_contents Read lean_file_outline lean_file_outline Read lean_goal lean_goal Read lean_hover_info lean_hover_info Read lean_leandex lean_leandex Read lean_leanfinder lean_leanfinder Read lean_local_search lean_local_search Read lean_loogle lean_loogle Read lean_state_search lean_state_search Read lean_term_goal lean_term_goal

EXECUTE 5 tools

Execute lean_build lean_build Execute lean_run_code lean_run_code Execute gemini_code_golf gemini_code_golf Execute gpt_informal_prover gpt_informal_prover Execute lean_multi_attempt lean_multi_attempt

OTHER 2 tools

Other gemini_informal_prover gemini_informal_prover Other lean_hammer_premise lean_hammer_premise

// FAQ

How many tools does the Lean Lsp MCP server have? +

The Lean Lsp MCP server exposes 22 tools across 3 categories: Read, Execute, Other.

How do I enforce policies on Lean Lsp tools? +

Route the Lean Lsp server through the PolicyLayer gateway. Define allow, deny, or approval rules per tool in the dashboard; they are enforced on every call before it reaches the server.

What risk categories do Lean Lsp tools fall into? +

Lean Lsp tools are categorised as Read (15), Execute (5), Other (2). Each category has a recommended default policy.

Enforce policy on every Lean Lsp tool call.

Start from Lean Lsp, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

CHECK YOUR STACK →

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43,000+ MCP servers and 220,000+ tools scanned and risk-classified.