Chess Engine MCP Server

Enables AI assistants to perform professional-grade chess analysis using Stockfish and optionally Leela Chess Zero, including position analysis, full game review, opening lookup, and puzzle generation.

→ alegerber/stockfish-lc0-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.

// required environment variables

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

configENGINE_TIMEOUT_MS

configLC0_BACKEND— (auto) Lc0 backend: cuda, metal, cpu, etc.

configLC0_HASH— 128 Hash table size in MB for Lc0

configLC0_PATH— lc0 Path to the Lc0 binary

configLC0_THREADS— 2 Number of CPU threads for Lc0

configLC0_WEIGHTS_PATH— ## Lc0 tools (enabled when is set)

configSMOKE_DOCKER_IMAGE

configSTOCKFISH_HASH— 128 Hash table size in MB

configSTOCKFISH_PATH— stockfish Path to the Stockfish binary

configSTOCKFISH_THREADS— 2 Number of CPU threads

// 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 1 concrete improvement 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/alegerber-stockfish-lc0-mcp-1x2gli)](https://m8ven.ai/mcp/alegerber-stockfish-lc0-mcp-1x2gli)

commit: b64e582f24d73850bd419120760185f3f2c103d8

code hash: 98a6b42c7426fc50f14dfdf73935b789bb682a54c911513d0df6e2b985a8e066

verified: 6/11/2026, 11:51:42 AM

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