EPW.tools MCP Server

io.github.carlobianchi89/epwtoolsv0.4.0

EnergyPlus weather files (EPW, DDY, STAT) for any site: actual, typical, forecast, future climate.

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Active10d ago

Install EPW.tools MCP server

claude mcp add epwtools -e EPWTOOLS_API_KEY='<epwtools-api-key>' -- uvx epwtools mcp

{
  "mcpServers": {
    "epwtools": {
      "command": "uvx",
      "args": [
        "epwtools",
        "mcp"
      ],
      "env": {
        "EPWTOOLS_API_KEY": "<epwtools-api-key>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "epwtools": {
      "command": "uvx",
      "args": [
        "epwtools",
        "mcp"
      ],
      "env": {
        "EPWTOOLS_API_KEY": "<epwtools-api-key>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "epwtools": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "epwtools",
        "mcp"
      ],
      "env": {
        "EPWTOOLS_API_KEY": "<epwtools-api-key>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "epwtools": {
      "command": "uvx",
      "args": [
        "epwtools",
        "mcp"
      ],
      "env": {
        "EPWTOOLS_API_KEY": "<epwtools-api-key>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
EPWTOOLS_API_KEY	yes	yes	Your EPW.tools API key (free credits on signup at https://epw.tools)

Freshness

Active — last maintenance signal 10d ago. The newest of the signals below sets the band.

Last commit (default branch)
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Latest release
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Package published
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Registry entry updated
2026-09-29 · 10d ago · official registry · v0.4.0

FAQ

›How do I install the EPW.tools MCP server in Claude Code?

Run: claude mcp add epwtools -e EPWTOOLS_API_KEY='<epwtools-api-key>' -- uvx epwtools mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does EPW.tools require an API key?

Yes. It expects EPWTOOLS_API_KEY, of which 1 is a secret.

›Can I use EPW.tools as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is EPW.tools in the official MCP registry?

Yes, as io.github.carlobianchi89/epwtools.