Western + Chinese for a full date
API · /zodiac-api
Zodiac API
Turn a birth date into zodiac signs as an API. Get the Western (tropical) sun sign for any date — its symbol, element (Fire, Earth, Air, Water), quality, ruling planet, polarity, key traits and the signs it is most compatible with (e.g. 15 July → Cancer, Water, ruled by the Moon). Look up a sign by name, get the Chinese zodiac animal, element and yin/yang for any year (e.g. 2020 → Metal Rat), or fetch both Western and Chinese signs from a full birth date at once. Everything is computed locally, so it is fast and always available. Ideal for horoscope and astrology apps, dating and matchmaking, onboarding personalisation, content sites and fun widgets.
API health
healthy- Uptime
- 100.00%
- Server probes · 24h
- Avg latency
- 90 ms
- Server probes · 24h
- Subscribers
- 3,269
- active
- Total calls
- 115
- last 7 days
Pricing
Pick a tier — billed monthly, cancel anytime.
Free
Free
- 14,000 calls / month
- 2 requests / second
- Hard cap (429 above quota, no overage)
- 14,000 calls/month
- 2 req/sec
- Western + Chinese + compatibility
- No credit card
Starter
€2.60 /month
- 210,000 calls / month
- 8 requests / second
- Hard cap (429 above quota, no overage)
- 210k calls/month
- 8 req/sec
- Sign details & traits
- Email support
Pro
€8.90 /month
- 860,000 calls / month
- 20 requests / second
- Hard cap (429 above quota, no overage)
- 860k calls/month
- 20 req/sec
- Dating & astrology apps
- Priority support
Mega
€28.30 /month
- 3,550,000 calls / month
- 50 requests / second
- Hard cap (429 above quota, no overage)
- 3.55M calls/month
- 50 req/sec
- High-traffic content sites
- Dedicated SLA
Built by
Related APIs
Other APIs with overlapping tags.
Numerology API
Pythagorean numerology as an API, computed locally and deterministically. The lifepath endpoint takes a birth date and returns the Life Path number — the single most important number in numerology — by reducing the month, day and year and summing them, with the master numbers 11, 22 and 33 preserved, and it also gives the Birthday number. The name endpoint maps the letters of a name to digits (A=1…I=9, repeating) and returns the Expression (Destiny) number from all letters, the Soul Urge (Heart's Desire) from the vowels, and the Personality number from the consonants, with a full per-letter breakdown. The personal endpoint forecasts the Personal Year, Personal Month and Personal Day for any target date from a birth month and day. Every number comes with its classic meaning, the raw total and the full reduction chain so you can show your working. Accents and punctuation are stripped, dates accept YYYY-MM-DD or DD-MM-YYYY. Everything is computed locally and deterministically, so it is instant and private. Ideal for astrology and self-discovery apps, dating and personality products, content and entertainment sites, and novelty widgets. For entertainment and self-reflection. Pure local computation — no key, no third-party service, instant. Live, nothing stored. 3 endpoints. This is numerology; for sun-sign zodiac use a zodiac API and for tarot draws use a tarot API.
api.oanor.com/numerology-api
Moon API
Everything about the Moon from one fast, fully-local API. Get the current (or any date) lunar phase with illumination percentage, age in days, phase angle and waxing/waning state, plus the matching emoji; list the upcoming principal phases (new, first quarter, full, last quarter) with accurate UTC timestamps; render a full monthly lunar calendar; and look up the Moon’s zodiac sign and ecliptic longitude. Phase instants are computed with Jean Meeus’ astronomical algorithms and are accurate to about a minute. Every endpoint takes an optional ISO date and works by GET or JSON POST. Pure server-side compute with no third-party upstream, so responses are instant and always available. Ideal for calendar and weather apps, photography and astronomy tools, gardening, fishing and astrology features.
api.oanor.com/moon-api
Dog & Cat Age API
Pet-age conversion as an API, computed locally and deterministically. The dog endpoint converts a dog’s age in years to a human-equivalent age three ways: the modern epigenetic model from the 2019 UCSD DNA-methylation study, human = 16·ln(dog_age) + 31 (valid from age 1), which makes a 1-year-old dog about 31, a 4-year-old about 53 and a 10-year-old about 68 human years; the American Kennel Club size-based table for small, medium, large and giant breeds, interpolated between yearly anchor points so a large breed ages faster late in life; and the old ×7 rule of thumb for comparison. The cat endpoint converts a cat’s age, counting 15 human years in the first year, 24 by the second, and four per year after that, so a 10-year-old cat is about 56. Ages are in years and decimals are allowed. Everything is computed locally and deterministically, so it is instant and private. Ideal for pet, veterinary, animal-shelter, pet-insurance and lifestyle app developers, dog-years and pet-profile widgets, and fun tools. These are estimates for general guidance, not veterinary advice. Pure local computation — no key, no third-party service, instant. Live, nothing stored. 2 endpoints. This is pet-to-human age; for human body metrics use a BMI or body-fat API.
api.oanor.com/dogage-api
Biorhythm API
Biorhythm calculation as an API, computed locally and deterministically — a fun, for-entertainment model of three sine-wave cycles that supposedly run from the day you are born: a 23-day physical cycle, a 28-day emotional cycle and a 33-day intellectual cycle, each given by sin(2π·days/period). The cycles endpoint computes the three percentages and their phase (rising, falling or a critical zero-crossing where the cycle changes sign) for a given date, plus the average. The range endpoint returns the daily values over a window of up to 60 days from a start date, ready to plot as three sine waves. The compatibility endpoint compares two birthdates and gives, for each cycle, a defined heuristic compatibility score (1 + cos(2π·Δdays/period))/2 — 100 % when two people's cycles are perfectly in phase and 0 % when exactly opposite — and an overall score. Dates are in YYYY-MM-DD form. Biorhythms have no scientific basis; this is purely an entertainment tool. Everything is computed locally and deterministically, so it is instant and private. Ideal for lifestyle, horoscope, wellness, game and novelty app developers, daily-widget and compatibility tools, and fun dashboards. Pure local computation — no key, no third-party service, instant. Live, nothing stored. 3 endpoints. This is the entertainment biorhythm; for name and birthdate numerology use a numerology API and for star signs a zodiac API.
api.oanor.com/biorhythm-api
Frequently asked questions
Quick answers about pricing, quotas, and integration.
How do I get an API key for Zodiac API?
What's the rate limit for Zodiac API?
How much does Zodiac API cost?
Can I cancel my subscription anytime?
Is Zodiac API GDPR-compliant?
Pick an endpoint from the list on the left to see its details and try it.
Code snippets
Sign up to get an API key, then call any path under your slug.
curl https://api.oanor.com/zodiac-api/SOME_PATH \
-H "x-oanor-key: oanor_test_..."
const res = await fetch("https://api.oanor.com/zodiac-api/SOME_PATH", {
headers: { "x-oanor-key": "oanor_test_..." }
});
const data = await res.json();
$ch = curl_init("https://api.oanor.com/zodiac-api/SOME_PATH");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
$response = curl_exec($ch);
import requests
r = requests.get(
"https://api.oanor.com/zodiac-api/SOME_PATH",
headers={"x-oanor-key": "oanor_test_..."},
)
print(r.json())
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