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8 clients · secrets stay placeholders

JSON (mcpServers)Claude CodeCodexOpenCodeCursorVS CodeGemini CLIGoose

{
  "mcpServers": {
    "chess": {
      "type": "http",
      "url": "https://lumichess.com/api/mcp"
    }
  }
}

claude mcp add --transport http chess https://lumichess.com/api/mcp

[mcp_servers.chess]
url = "https://lumichess.com/api/mcp"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "chess": {
      "type": "remote",
      "url": "https://lumichess.com/api/mcp",
      "enabled": true
    }
  }
}

{
  "mcpServers": {
    "chess": {
      "type": "http",
      "url": "https://lumichess.com/api/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=chess&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbHVtaWNoZXNzLmNvbS9hcGkvbWNwIn0%3D"
}

{
  "servers": {
    "chess": {
      "type": "http",
      "url": "https://lumichess.com/api/mcp"
    }
  }
}

{
  "mcpServers": {
    "chess": {
      "httpUrl": "https://lumichess.com/api/mcp"
    }
  }
}

extensions:
  "chess":
    enabled: true
    name: "chess"
    type: streamable_http
    uri: "https://lumichess.com/api/mcp"
    timeout: 300

Quality 89 / 100new

protocol75 · weight 25

warn
protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
n/a
protocol.statelessonly applies to 2026-07-28 servers
pass
protocol.transportstreamable HTTP
n/a
protocol.list_ttlonly applies to 2026-07-28 servers

authorizationn/a · weight 15

n/a
auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
n/a
auth.secret_in_urlno templated URL

tool hygiene100 · weight 30

pass
tools.descriptionsevery tool has a description
pass
tools.description_lengthdescriptions are concise
pass
tools.schemasevery tool has an object input schema
pass
tools.annotations8 of 8 tools declare readOnlyHint or destructiveHint
pass
tools.directory_hintsevery tool declares readOnlyHint, destructiveHint, idempotentHint and openWorldHint
pass
tools.token_costabout 886 tokens to load every tool
pass
tools.api_dumptools are not a one-to-one API dump
pass
tools.hidden_textno hidden text in tool names, descriptions, schemas or annotations

stabilityn/a · weight 15

n/a
stability.changes, stability.rug_pull, stability.new_linkstool history recorded for 4 of the 7 days needed

dependenciesn/a · weight 15

n/a
deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

8 tools, about 886 tokens to load them all · tool set 6246c546d438 · tools last changed 2026-11-10 · checked 2026-11-14 07:03 UTC

Tool changes

2026-11-10elo_changechangedannotations
2026-11-10daily_puzzlechangedannotations
2026-11-10analyze_positionchangedannotations
2026-11-10identify_openingchangedannotations
2026-11-10opening_guidechangedannotations
2026-11-10fide_ratingchangedannotations
2026-11-10chess_profilechangedannotations
2026-11-10review_gamechangedannotations

Full history: list_changes · trend: quality JSON.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 82 / 100

no-repository

provenance55

liveness98

freshness100

hygiene80

+dns-namespace +website +reachable +uptime-94% +updated-4d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://lumichess.com/api/mcp` streamable-http	none	yes	94%	215 ms	2025-11-25	2026-11-14

Tools (8)

`analyze_position`read-only	Facts about a chess position from its FEN: side to move, check, checkmate or stalemate, material, all legal moves, the opening name if it is a known opening position, and links to engine analysis and the best move.
`chess_profile`read-only	Current ratings and win/loss record of a Chess.com or Lichess player, with links to analyse their games and openings on lumichess.com.
`daily_puzzle`read-only	Today's Lumichess daily puzzle: the position, rating, themes and solution, with a link to solve it on the board.
`elo_change`read-only	Expected score and rating change for a win, draw or loss between two Elo ratings, at a chosen K-factor.
`fide_rating`read-only	Look up official FIDE ratings (standard, rapid, blitz), title, federation and birth year by player name or FIDE ID.
`identify_opening`read-only	Name the opening (ECO code and variation) from a list of moves or a PGN, and say on which move the game left named theory.
`opening_guide`read-only	Guide to a chess opening: first moves, ECO codes, how often it is played and how it scores, the main lines and the ideas behind them, from Lumichess opening pages. For other names, lists matching ECO lines.
`review_game`read-only	Get a free move-by-move review of a Chess.com or Lichess game: accuracy, every move classified, the evaluation graph. Takes a game link or a PGN. Returns a lumichess.com review link; for a PGN also the players, result and opening.

Schemas: list_tools.

Similar MCP servers

Official server.json

{
  "name": "com.lumichess/chess",
  "title": "Lumichess",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://lumichess.com/api/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.0.0",
  "websiteUrl": "https://lumichess.com/developers/mcp",
  "description": "Chess tools: game reviews for Chess.com and Lichess, FIDE ratings, openings, positions, puzzles."
}