Orcalayer MCP Server

by orcalayerio.github.orcalayer/orcalayer-mcpv0.3.2

Polymarket whale tracking and smart-money analytics: filtered leaderboard, hedge detection and Ukraine territorial markets with ISW frontline overlay.

1Pythonstdioofficial registry

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Active2d ago

Install Orcalayer MCP server

claude mcp add orcalayer -e ORCALAYER_API_KEY='<orcalayer-api-key>' -- uvx orcalayer-mcp

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

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

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

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

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

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

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

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

Configuration

Variable	Required	Secret	Description
ORCALAYER_API_KEY	—	yes	Optional Premium API key from orcalayer.com/pricing (enables the whale_alerts tool). Public tools work without it.

Freshness

Active — last maintenance signal 2d ago. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-07 · 2d ago · GitHub
Latest release
2026-10-06 · 3d ago · GitHub · v0.5.5
Package published
no data · npm/PyPI
Registry entry updated
2026-08-21 · 49d ago · official registry · v0.3.2

FAQ

›How do I install the Orcalayer MCP server in Claude Code?

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

›Does Orcalayer require an API key?

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

›Can I use Orcalayer as a remote (hosted) MCP server?

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

›Is Orcalayer in the official MCP registry?

Yes, as io.github.orcalayer/orcalayer-mcp.