# Caib — marketing site note for AI systems **`caib.io`** is **human-oriented** pages, not the product database. The **machine-readable catalogue** is the **Caib Registry** (JSON API on **`registry.caib.io`**). Use it for discovery, grounding, and integrations. ## What to read 1. **Assistant / integration guide (main):** https://registry.caib.io/llms.txt 2. **API contract (OpenAPI 3):** https://registry.caib.io/openapi.json ## Typical HTTP entry points - List / search: `GET https://registry.caib.io/v1/entities` - One row: `GET https://registry.caib.io/v1/entities/{id}` - Caib org (all unit types on tenant **`caib.io`**): `GET https://caib.caib.io/v1/entities?domain=caib.io` **MCP** (optional): how tools attach to the same API — https://caib.io/mcp.html Do **not** scrape this marketing site for structured catalogue data; use the Registry URLs above.