Short answerCloudflare AI Search is a managed search service (formerly AutoRAG) that indexes your files and can be queried from Workers, an API or MCP. Cloudflare lists billing starting November 1, 2026 with monthly free allowances.
File types
- Plain text and code: TXT, MD, JSON, YAML and many code formats.
- Converted to Markdown: PDF, HTML, XML, DOCX, XLSX, ODT, ODS, CSV, images.
- Size limits: PDF 10 MiB with OCR or 4 MiB without; plain text or code 10 MiB; other converted formats 4 MiB. Larger files are not indexed. OCR is off by default.
Pricing as published
Billing begins November 1, 2026. Each account gets monthly allowances of 5M ingestion tokens, 10 GB-month of storage, 1,000 semantic queries and 1,000 full-text queries. Overage rates are listed on Cloudflare's page. Generation and query rewriting are billed by their own services.
It is a developer tool: you still build the chat page. See OpenAI file search and knowledge migration.
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Sources
- Cloudflare docs: AI Search
- Cloudflare docs: AI Search data sources and file types
- Cloudflare docs: AI Search limits and pricing
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