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Chess Eval

com.x402supply/chess-eval
Stockfish chess eval: best move, score, principal variation, multipv. $0.005/call via x402.
healthy
status
2
tools exposed
1187ms
connect latency
aa0ee86fa923
schema fingerprint

Tools (2)

evaluate_position
Evaluate a chess position with Stockfish: best move, centipawn/mate score, principal variation, and optional multipv. No mocks — a real single-threaded Stockfish 10 (asm.js) runs in-isolate per call.
best_line
Play out Stockfish's predicted principal variation as SAN moves with a per-ply eval, re-searching after each ply.

Endpoint

https://chess-eval.x402supply.com/mcp
Category: Other · Last checked: 2026-08-15T09:19:46Z

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What this means. This server responded to the MCP handshake and listed its tools without authentication. The schema fingerprint lets us flag if tool signatures silently change (schema drift) between checks.