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Documentation Index

Fetch the complete documentation index at: https://urantia.dev/llms.txt

Use this file to discover all available pages before exploring further.

The Urantia Papers API provides structured access to all 197 papers, 1,626 sections, and 14,500+ paragraphs of the Urantia Book — with full-text search and multi-voice audio narration.

Quickstart

Make your first API call in under a minute.

MCP Servers

Connect Claude, Cursor, or any AI agent — 19 tools, 2 resources, 2 prompts. One-click via Smithery.

API Reference

Explore all endpoints with interactive examples.

Use Cases

Ideas and code examples for what you can build.

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Base URL

https://api.urantia.dev

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Features

  • Full-text search with ranked results across all paragraphs
  • Semantic search using vector embeddings for meaning-based queries
  • MCP servers at /mcp-servers — 19 tools + 2 resources + 2 prompts for Claude, Cursor, and other AI agents (one-click install via Smithery)
  • Function-calling schemas at /tools/openai and /tools/anthropic — drop-in tool definitions for the OpenAI and Anthropic SDKs
  • Three paragraph ID formats auto-detected from the reference string
  • 4,400+ entities — beings, places, orders, races, religions, concepts
  • Audio narration with multiple TTS models and voices per paragraph
  • OpenAPI spec at /openapi.json for client generation
  • No authentication required — free and open

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Ecosystem

Read the Papers

Modern reading experience with bookmarks, notes, progress tracking, and AI chat.

Urantia Papers Reader

Clean, minimal reader for the Urantia Papers.

Help Keep This Project Free

This API is free and open source. If it’s useful to you, consider donating to keep the infrastructure running.