MusclesWorked MCP Server

Example Use Cases

• 1

  Retrieve primary, secondary, and stabilizer muscles worked by specific exercises.

• 2

  Find exercises targeting specific muscles with filters and alternatives ranked by muscle overlap.

• 3

  Analyze workout routines for muscle coverage, gaps, and imbalances.

Description

This MCP server provides access to detailed exercise-to-muscle mapping data from musclesworked.com, covering 856 exercises and 65 muscles with activation details. It enables integration with MCP clients like Claude Desktop, Claude Code, and Cursor to retrieve muscle activation data, find exercises, analyze workouts, and discover alternatives. The server requires an API key from musclesworked.com and supports customization via environment variables.