14 min read
Composite Chart Houses: Why Two Calculators Disagree
Composite chart houses come from two recognised methods, midpoint and reference place, and they return different angles. How to tell which one a tool used.
Blog
Insights, tutorials, and updates from the RoxyAPI team
Recent Posts
13 min read
Astrology API Data Residency: A GDPR Buyer Checklist
Birth date, time and place are personal data. Eleven checks that tell you where an astrology API actually sends it, and how to verify each one yourself.
11 min read
Astrology API Contract Terms: A Vendor Diligence Guide
Ten contract terms decide whether you can leave an astrology API vendor. Data ownership, training rights, benchmarking, and what to check before you sign.
10 min read
Audit an Astrology API: Count What It Actually Ships
An endpoint count on a pricing page is a claim. Three commands against a live OpenAPI spec turn it into a measurement you can check yourself.
14 min read
Vedic Astrology API: Avasthas, Arudha and Chara Karakas
The classical Vedic layer as an API: 44 yoga verdicts with family and suppression, three avastha systems, twelve Arudha padas and Chara Karakas.
10 min read
Why Astrology APIs Feel Unreliable (And How to Choose Better)
Astrology APIs feel unreliable for concrete reasons: drifting specs, unverified math, and credit-weighted bills. Here is how to choose one that holds up.
10 min read
Embed No-Code Spiritual Widgets With a Publishable Key
Add live astrology, tarot, and Vedic widgets to any website with no backend. One browser-safe publishable key powers every RoxyAPI domain.
10 min read
Composite Chart API: The Midpoint Relationship Method
A composite chart is not synastry. It merges two natal charts into one midpoint chart for the relationship. See the method and the composite chart API.
11 min read
Annual Profections API: Find Your Lord of the Year
Calculate annual profections and the lord of the year from any birth chart with one API call. See the formula, real response, and no-code widget.
10 min read
Astrocartography API: Planetary Lines for Relocation
Build relocation astrology with the astrocartography API: MC, IC, Ascendant, and Descendant planetary lines from one birth moment, ready to map.
13 min read
Build Your Own Astrology Website: Free Bookable Template
A free MIT template for astrologers, tarot readers and numerologists. Real birth charts, tarot, human design, booking and a blog. You own the code.
12 min read
Fixed Stars, Asteroids, and Arabic Lots: Advanced Natal API
Fixed stars, asteroids, Arabic lots, aspect patterns, progressions, solar arc, and profections. Seven advanced natal endpoints, real responses, one key.
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Featured Posts
13 min read
Best Tarot APIs for Developers 2026: Features and Pricing
Compare the best tarot APIs for developers: 78-card decks, spreads, seeded draws, card images, MCP, and flat pricing reviewed by RoxyAPI.
12 min read
Best Vedic Astrology API for Kundli and Panchang 2026
Compare RoxyAPI, AstrologyAPI, and Prokerala for kundli, panchang, dasha, and KP: fact-checked features, pricing, and real cost math.