Open Ephemerisv4.30.0remote
Astrology app for ChatGPT and Claude: real charts from NASA JPL DE440, not AI guesses.
com.openephemeris/open-ephemerissource
Natal charts, transits, astrocartography, human design, Vedic, BaZi, and 130+ production endpoints. NASA JPL data. Free tier (150 credits, one-time). Wallet top-ups from $5. Subscriptions from $29/mo (75,000 credits). Enterprise on request.
Open Ephemeris (openephemeris.com) publishes 1 MCP server on the Official MCP Registry, run remotely. That ranks it #916 of 16,990 companies by servers shipped, with its latest release on Oct 31, 2026.
Astrology app for ChatGPT and Claude: real charts from NASA JPL DE440, not AI guesses.