OneSource MCP vs Hevy MCP Server

In-depth architectural comparison of the OneSource MCP and Hevy MCP Server MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

O

Choose OneSource MCP when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore OneSource MCP Details

Choose Hevy MCP Server when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Hevy MCP Server Details

Feature & Specification Comparison

Specification	O OneSource MCP Developer Tools	Hevy MCP Server Developer Tools
Summary	31 tools for blockchain data, live chain queries, and API documentation	MCP server for managing workouts, routines, and exercise data through the Hevy API
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "onesource-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@one-source/mcp@latest"
      ]
    }
  }
}

{
  "mcpServers": {
    "hevy-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "hevy-mcp"
      ]
    }
  }
}

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