chess-eval

Stockfish chess eval: best move, score, principal variation, multipv.

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What it can do

    What data it sees

    Do you need an account

    No: the server works without sign-in

    Stockfish chess eval: best move, score, principal variation, multipv. $0.005/call via x402.

    Server tool list (2)

    Raw names from tools/list. Only developers need these.

    evaluate_positionEvaluate 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_linePlay out Stockfish's predicted principal variation as SAN moves with a per-ply eval, re-searching after each ply.
    chess-eval: connect to Claude, ChatGPT, Cursor · Connectors.fun