---
title: "Open Ephemeris API"
account: openephemeris
slug: open-ephemeris-api
---

# Open Ephemeris API

Astrology: natal charts, transits, progressions, eclipses, BaZi and Vedic calculations via REST endpoints

- Operations: 126
- Versions: 1 (latest `d195a769cb89`)
- Source: https://api.openephemeris.com/openapi.json
- OpenAPI document: https://skmtc.dev/openephemeris/apis/open-ephemeris-api/revisions/d195a769cb89?raw

## Operations

126 in total, by tag:

- api-metadata (8)
- ACG (14)
- calendar (3)
- catalogs (3)
- chinese (9)
- comparative (5)
- eclipse (6)
- electional (6)
- agricultural (3)
- ephemeris (19)
- lunar (4)
- predictive (12)
- venus-cycles (6)
- health (2)
- Human Design (10)
- location-timezone (5)
- tidal (1)
- Time Conversion (6)
- vedic (1)
- visualization (3)

Every operation, with a link to its markdown: https://skmtc.dev/openephemeris/apis/open-ephemeris-api/llms.txt