TinyFish docs (live Oct 2026): Search API free to 12,000 req/day and Fetch free to 1,000 URLs/day (JS render, markdown/html/json)—no card for free tiers; beyond that prepaid wallet. Powers agent web access (e.g. treg WebAccess first-hop); purpose/intent fields for better ranking.
DeepSeek shipped standalone Search (`POST /v1/tools/search`) and Fetch (`POST /v1/tools/fetch` → Markdown) APIs for agents/RAG: $0.75 per 1,000 successful requests each (empty/failed free); Claude Code built-in Web Search and Codex `web_search` waive Search fees for the first two weeks after launch, then standard pricing—docs live under Search & Fetch on api-docs.deepseek.com.