Quick Install

Copy the config for your editor. Some servers may need additional setup — check the README.

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "openephemeris-mcp": {
      "command": "uvx",
      "args": [
        "openephemeris-mcp"
      ]
    }
  }
}

Or install with pip: pip install openephemeris-mcp

README Excerpt

Model Context Protocol server for OpenEphemeris — 52 typed astrology tools powered by the NASA JPL DE440 ephemeris. Zero hallucination on planetary positions, dates, and degrees. Covers 1,100 years of astronomical data. **Hosted endpoint:** `https://mcp.openephemeris.com/mcp` (Streamable HTTP, MCP 2025-11-25 spec)

Tools (20)

ASTROMCP_API_KEYMCP_USER_IDOPENEPHEMERIS_API_KEYOPENEPHEMERIS_BACKEND_URLOPENEPHEMERIS_DEV_ALLOWLIST_PATHOPENEPHEMERIS_JWTOPENEPHEMERIS_PROFILEOPENEPHEMERIS_SERVICE_KEYacgacg_hitsacg_power_linesbodychinesechinese_bazicomparativeelectionalelectional_aspect_searchelectional_moment_analysiselectional_station_trackerephemeris

Topics

aiai-agentapiastroastrologyastronomyclaudecursorephemerishuman-designmcpmcpserveropenephemeris

openephemeris-MCP

Quick Install

README Excerpt

Tools (20)

Topics

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