Axiomatic Prover — MCP Server
Lean 4 MCP server: compile and prove theorems with Mathlib.
Connect
Add to your MCP client (e.g. Claude Desktop claude_desktop_config.json):
{
"mcpServers": {
"ax-prover": {
"type": "streamable-http",
"url": "https://prover.axiomatic-ai.com/mcp/"
}
}
}
Authentication uses OAuth 2.1 via GitHub — your MCP client handles the flow automatically.
Tools
Submit (async — returns a job_id)
Poll
All submit tools are asynchronous — they return a job_id immediately.
Poll with lean4_get_job_status(job_id) until status is completed or failed.