v1

latestOpenAPI 3.1.02026-07-13580393.0 KB
Tools

Function-calling schemas for Anthropic

Returns the full Urantia Papers API tool catalog as ready-to-use Anthropic Messages tools definitions.

Drop into any Anthropic Messages call:

const { tools } = await fetch("https://api.urantia.dev/tools/anthropic").then(r => r.json());
const message = await anthropic.messages.create({
  model: "claude-opus-4-7",
  max_tokens: 1024,
  tools, // ready to go
  messages,
});

Each tool corresponds 1:1 with an MCP tool exposed at /mcp.

get/tools/anthropic

Response

Anthropic tool definitions