# Chessigma MCP server

Source: https://glimind.com/server/mcp-registry%2Fcom.chessigma%2Fchessigma
Registry id: `mcp-registry/com.chessigma/chessigma`
Status: live (checked 2026-10-27T02:39:33.486Z)

## Verdict

Chessigma MCP server answered 99.85% of Glimind's liveness checks over 30 days, better than 26% of MCP servers, with 900 ms median handshake and 5 outages in 90 days. Its agent-readiness grade is A (96/100) across 7 tools, costing an agent about 1,544 tokens to load. Checked every few minutes; no tool is ever called.

## Measurements (30 days)

| Metric | Value | Better than |
|---|---|---|
| Uptime, 30 days | 99.85% | 26% of MCP servers |
| Median handshake latency | 900 ms | 24% of MCP servers |
| p95 handshake latency | 3024 ms | — |
| Checks in 30 days | 4,237 | — |
| Outages, 90 days | 5 | — |
| Median recovery | 3 min | — |
| Agent-readiness score | 96/100 (A) | 82% of MCP servers |
| Tools | 7 | — |
| Tool-list size for an agent | ~1,544 tokens | 58% of MCP servers |
| Days observed | 23 | — |

## Install

```json
{
  "mcpServers": {
    "chessigma-mcp-server": {
      "type": "http",
      "url": "https://www.chessigma.com/api/mcp"
    }
  }
}
```

Claude Code:

```sh
claude mcp add --transport http chessigma-mcp-server https://www.chessigma.com/api/mcp
```

## Tools (7)

- `analyze_game`: Summarize a chess game given as a PGN or as plain SAN movetext: players, result, number of plies, the opening and how long it followed theory, how the game ende
- `analyze_position`: Read a chess position from a FEN and return facts computed by the rules alone: side to move, status (normal, check, checkmate, stalemate or insufficient materia
- `calculate_elo`: Estimate a player's new Elo rating after a single game with the Elo formula. Pure arithmetic, no chess engine. The system field picks a K-factor default for FID
- `get_daily_puzzle`: Get Chessigma's daily chess puzzle: today's by default, or a past day's via date (YYYY-MM-DD, from 2024-01-01 to today in UTC). The position (fen) is given with
- `get_opening_guide`: Look up a chess opening by name or slug (for example "London System", "Caro-Kann" or "sicilian-defense") and return Chessigma's guide to it: the main line in SA
- `identify_opening`: Identify the chess opening of a move sequence, given as SAN movetext ("1. e4 c5 2. Nf3 d6") or a full PGN. Returns the ECO code and name from a catalogue of abo
- `review_online_game`: Turn the link of a public Chess.com live game or a Lichess game into a chessigma.com link that imports the game and opens a move-by-move review, computed by Sto

Measured by Glimind (https://glimind.com): MCP handshake + tool list only, no tool is ever called. CC BY 4.0.