`user_performance`

Pack: lichess · Connect: https://pipeworx.io/mcp (see Connect below for a single-pack URL)

No MCP client? Call it directly: GET https://gateway.pipeworx.io/v1/tools/user_performance for the schema, then POST the same URL with its arguments for the data.

Single-variant performance + best rated game for a user.

Parameters

Name	Type	Required	Description
`username`	string	yes
`perf`	string	yes	bullet \| blitz \| rapid \| classical \| correspondence \| chess960 \| crazyhouse \| antichess \| atomic \| horde \| kingOfTheHill \| racingKings \| threeCheck \| ultraBullet

Example call

Arguments

{
  "username": "DrNykterstein",
  "perf": "blitz"
}

curl

curl -X POST https://gateway.pipeworx.io/lichess/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"user_performance","arguments":{"username":"DrNykterstein","perf":"blitz"}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('user_performance', {
  "username": "DrNykterstein",
  "perf": "blitz"
});

More examples

{
  "username": "Zhigalko_Sergei",
  "perf": "bullet"
}

Response shape

Field	Type	Description
`stat`	object
`rank`	number \| null	Ranking in variant
`percentile`	number \| null	Percentile ranking
`bestWins`	array	Best wins

Full JSON Schema

{
  "type": "object",
  "properties": {
    "stat": {
      "type": "object",
      "properties": {
        "rating": {
          "type": "number",
          "description": "Current rating"
        },
        "rd": {
          "type": "number",
          "description": "Rating deviation"
        },
        "prog": {
          "type": "number",
          "description": "Progress"
        },
        "prov": {
          "type": "boolean",
          "description": "Provisional"
        },
        "plays": {
          "type": "number",
          "description": "Games played"
        },
        "score": {
          "type": "number",
          "description": "Score"
        }
      }
    },
    "rank": {
      "type": [
        "number",
        "null"
      ],
      "description": "Ranking in variant"
    },
    "percentile": {
      "type": [
        "number",
        "null"
      ],
      "description": "Percentile ranking"
    },
    "bestWins": {
      "type": "array",
      "description": "Best wins",
      "items": {
        "type": "object",
        "properties": {
          "gameId": {
            "type": "string",
            "description": "Game ID"
          },
          "opponentRating": {
            "type": "number",
            "description": "Opponent rating"
          },
          "opponentName": {
            "type": "string",
            "description": "Opponent username"
          }
        }
      }
    }
  }
}

Connect

Add this to your MCP client config — every tool in the catalog, including this one — or use one-click install buttons:

{
  "mcpServers": {
    "pipeworx": {
      "url": "https://pipeworx.io/mcp"
    }
  }
}

Connect to just the lichess pack

{
  "mcpServers": {
    "lichess": {
      "url": "https://gateway.pipeworx.io/lichess/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

user_performance