Aristotle MCP Server

An MCP server that wraps Aristotle's automated theorem prover for Lean 4, allowing AI assistants to fill in proofs, verify lemmas, and formalize natural language into Lean code.

→ septract/lean-aristotle-mcp · listed on glama

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// key findings

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: ARISTOTLE_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configARISTOTLE_MOCK— claude mcp add aristotle-mock -e =true -- uvx --from git+https://github.com/septract/lean-aristotle-mcp aristotle-mcp

🔐 secretARISTOTLE_API_KEY— export ="your-api-key-here"

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/septract-lean-aristotle-mcp-sqk9k4)](https://m8ven.ai/mcp/septract-lean-aristotle-mcp-sqk9k4)

commit: e53a7ffb856c53d1e85166668af89fe4175a4898

code hash: a291f4550b2786a176338ddc1c3080ad5192c574556b9cc1e31fb4730838e97f

verified: 6/21/2026, 10:40:39 AM

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