Free Vedic & Western Astrology API — Birth Chart, Kundali, Horoscope
Get complete birth chart calculations, kundali matching, dasha periods, yoga detection, and SVG charts through a single REST API. Swiss Ephemeris precision. 21 languages. 75ms latency. No SDK lock-in.
🔑 Instantly authenticated via RapidAPI. Free tier included.
99.9%
Uptime SLA
<200ms
Global Latency
21
Native Languages
{
"success": true,
"data": {
"ascendant": {
"signName": "Scorpio",
"nakshatra": "Anuradha",
"degree": 14.25,
"nakshatraPada": 2
},
"planets": [
{ "planet": 0, "signName": "Taurus", "degreeInSign": 22.45, "house": 7, "nakshatra": "Rohini", "isRetrograde": false, "dignity": "Exalted" },
{ "planet": 1, "signName": "Cancer", "degreeInSign": 5.12, "house": 9, "nakshatra": "Pushya", "isRetrograde": false, "dignity": "Own Sign" },
{ "planet": 4, "signName": "Sagittarius", "degreeInSign": 18.34, "house": 1, "nakshatra": "Purva Ashadha", "isRetrograde": true, "dignity": "Own Sign" }
],
"yogas": [
{ "name": "Gaja Kesari Yoga", "strength": 85, "isBenefic": true },
{ "name": "Budhaditya Yoga", "strength": 72, "isBenefic": true }
],
"panchanga": {
"tithi": { "name": "Dvitiya", "paksha": "Shukla" },
"nakshatra": { "name": "Anuradha" },
"vara": { "name": "Monday" },
"yoga": { "name": "Vishkumbha" },
"karana": { "name": "Bava" }
},
"ayanamsa": 23.72,
"ashtakavarga": { "total": 337 }
}
}Why Developers Choose AstroAsk
A free vedic astrology API and western astrology API that prioritizes Swiss Ephemeris accuracy, clean REST + JSON payloads, and seamless developer onboarding.
Sub-Arcsecond Birth Chart Precision
Every vedic astrology and western astrology calculation runs on the actual Swiss Ephemeris with NASA JPL astronomical tables. No simplified formulas, no drift-prone coordinates — the same engine used by astro.com and Solar Fire.
Vedic + Western in One Request
Stop chaining 8 different astrology API endpoints. Get kundali, dasha periods, yoga detection, panchanga, compatibility matching, and western natal chart data in a single unified REST response.
SVG Birth Chart Generation
Get publication-ready astrology chart images as SVG. North Indian style for vedic kundali charts, circular wheel for western natal charts. Custom themes, dark mode, and glyph rendering — no frontend chart library needed.
"format": "svg"
"theme": "dark"
"planetRenderMode": "glyph"
Multilingual Astrology API
Translate birth chart calculations, yoga interpretations, dasha periods, and panchanga data natively in 21 languages. Hindi, Tamil, Telugu, Spanish, Arabic, Japanese, and more — pass one `lang` parameter, get fully localized responses.
See the Payload in Action
Configure birth details below and explore the high-fidelity JSON structure. You can also view our public Western Calculators and Vedic Calculators to see these computations rendered visually in real-world consumer interfaces.
Birth Configuration
CONFIG_EDITOR{
"status": "success",
"data": {
"ascendant": {
"signName": "Scorpio",
"nakshatra": "Anuradha"
}
}
}What You Can Build With This Astrology API
From birth chart calculators to kundali matching apps to AI astrologer chatbots — AstroAsk powers every astrology use case through a single REST API.
1. AI Astrologers & Spiritual Advisors
Integrate conversational models with solid astronomical calculations. Build accurate chatbot advisors that offer context-aware and deeply personalized counsel.
Directly pass the structured birth chart JSON to models like GPT-4 or Claude. Planets, houses, yogas, and dasha periods come pre-calculated — no coordinate math for the LLM to get wrong.
Interpret complex Dasha timelines and Nakshatra placements natively without writing custom text parsers.
2. Matchmaking & Relationship Apps
Embed authentic calculations inside modern swipe apps. Drive monetization, subscription signups, and dating engagement scores through native compatibility charts.
Compute classical Vedic 36-point compatibility grids, covering Nadi, Gana, and Bhakoot metrics in microseconds.
Expose planetary aspects (Trines, Conjunctions, Oppositions) between two natal coordinate systems instantly.