An AI Index for all our customers
Sep 26, 2025Celso Martinho, Anni Wang

Summary
This post introduces AI Index, a new capability that automatically creates AI-optimized search indexes for customer domains. It provides APIs for AI builders to discover and retrieve web content, including MCP server, search API, LLMs.txt, bulk data API, and pub/sub subscriptions. It also introduces the Open Index, an aggregated layer of participating AI Indexes. Monetization options like Pay per crawl and x402 integrations are highlighted. The system leverages existing AI Search technology for index creation and AI Crawl Control for access management.
More from the Artificial Intelligence Integration & Impact trail
- Introducing Clef-omni with full multimodality, plus a faster Clef and a cheaper Clef-flash
- Introducing Web Search API via AI Gateway
- Introducing Clef: our open-source decision models, and new RL fine-tuning platform
- One year later: Sovereign AI and the fight for choice
- AI Search is now generally available