13 min read·
How to Build an AI Astrology Chatbot in 30 Minutes
Beginner step by step guide to launching a free AI astrology chatbot covering Vedic, tarot, numerology, and dream readings. Clone, add keys, deploy live.
Brett Calloway
Developer Advocate & AI Integration Specialist
United States
Brett Calloway has 12 years of experience building APIs and developer tooling, including three years focused on AI-native infrastructure for spiritual and wellness applications. He writes on building context-rich AI agents using Model Context Protocol, drawing on a developer relations background. His coverage spans API integration patterns, AI agent architecture, and rapid prototyping with astrology, tarot, and numerology data.
12 years in API developmentDeveloper relations backgroundWriting on AI agents and MCP
API integrationAI agentsModel Context ProtocolDeveloper toolsAstrology APIMCP
46 articles published
Articles by Brett Calloway
12 min read·
Build an Insight App in Node.js: Astrology, Vedic, Tarot APIs (2026)
Node.js tutorial to build an astrology app covering Western charts, Vedic kundli, panchang, and tarot with the Roxy TypeScript SDK. Typed, Promise-based, by RoxyAPI.
10 min read·
Build an Insight App in Python: Astrology, Vedic, Tarot APIs (2026)
Python tutorial to build an astrology app covering Western charts, Vedic kundli, panchang, and tarot with the Roxy Python SDK. Typed, async-ready, by RoxyAPI.
11 min read·
Connecting Claude Code to 10 Remote MCP Servers (Real Transcript)
How a developer connected Claude Code to 10 remote MCP servers in 30 minutes. Tool discovery trace, config, and latency. By RoxyAPI.
12 min read·
MCP Registries in 2026: Where to List Your Server for AI Tool Discovery
Directory of MCP registries in 2026. mcp.so, smithery.ai, glama.ai, awesome-mcp-servers. Submission guides for each. By RoxyAPI.
12 min read·
AGENTS.md for API Providers: Teach AI Coding Tools to Use Your API
How to ship an AGENTS.md in your API SDK so Copilot, Windsurf, Cline, and Claude Code call your endpoints correctly. By RoxyAPI.
9 min read·
Biorhythm API: What It Is, How It Works, and How to Use It
A biorhythm API calculates physical, emotional, and intellectual cycles from a birth date. Learn how it works and how to integrate it.
9 min read·
Zodiac Sign API: Birthdate to Full Profile in 5 Minutes
Turn any birthdate into a zodiac sign, natal chart, daily horoscope, and compatibility score. Four endpoints, one API key, five minutes.
9 min read·
How to Verify Astrology Software Against NASA JPL
Learn to verify astrology accuracy using NASA JPL Horizons as ground truth. Step-by-step guide with tolerance thresholds, common errors, and automated testing.
10 min read·
Swiss Ephemeris AGPL Licensing for SaaS Developers
Swiss Ephemeris AGPL license requires SaaS apps to open source their entire codebase. Learn your options and AGPL-free alternatives for astrology APIs.
13 min read·
How to Evaluate a Tarot API: Developer Checklist 2026
A 10-point checklist to evaluate tarot APIs on card coverage, spread support, reproducibility, AI readiness, and pricing before you commit.
15 min read·
AI Astrology API vs Calculation Infrastructure: 375x Gap
AI wrapper astrology APIs charge $0.15 per query. GPT-4o-mini costs $0.0004 for the same result. 375x markup exposed with full pricing math. By RoxyAPI.