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Documentation Index

Fetch the complete documentation index at: https://docs.humandesignapi.nl/llms.txt

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The Human Design API calculates complete Human Design charts using precise astronomical calculations. Send birth date, time, and location — get back structured chart data including type, profile, channels, centers, gates, authority, strategy, and more. Built for developers, AI agents, and no-code platforms.

Quick Start

Make your first API call in under 5 minutes

Authentication

Set up API key and geocoding key

API Reference

Explore all v2 endpoints

AI Agent Guide

Integrate with LLMs, agents, and no-code tools

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Key Features

  • Full chart generation — type, profile, authority, strategy, channels, gates, centers, incarnation cross, activations, and more
  • Simplified chart — just type, profile, gates, channels, and centers for lightweight integrations
  • Coordinates endpoint — generate charts from lat/lng without a geocoding key
  • Structured JSON — consistent response envelope with machine-readable error codes
  • AI-ready — designed for function calling, tool use, and agent workflows

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Try It First

See the API in action on the landing page demo before signing up.