Top Search/Fetch APIs for AI Agents: Tools & Tradeoffs
TinyFish wins for agent-native search/fetch with free tiers (5 req/min search, 25/min fetch), p50 latency <0.5s, and token-efficient clean markdown/JSON that slashes LLM costs—ideal for production agents.
Build Reliable Agents with Token-Efficient Fetch
Use full-browser rendering APIs like TinyFish Fetch (api.fetch.tinyfish.ai) and Firecrawl to extract clean markdown or JSON from JS-heavy sites, SPAs, and anti-bot pages, avoiding raw HTML bloat that inflates LLM tokens. TinyFish strips scripts, ads, and cookie banners, enabling lower costs per page; failed fetches are free. Firecrawl adds crawl (recursive domain), map (URL discovery), and agent modes for NLP-driven extraction plus media parsing (PDFs/DOCX). Pair with its open-source AGPL-3.0 self-hosting for data sovereignty. These beat basic LLM client fetches by delivering structured outputs tuned for agent loops, with TinyFish's custom Chromium fleet ensuring p50 search latency under 0.5s.
Leverage Semantic and Real-Time Search for Relevance
For research agents, Exa's neural embeddings outperform keyword matching—powering Cursor's @web—by surfacing conceptually related docs across clusters, with free 1,000 requests/month and $7/1,000 for search-with-contents (up to 10 results). Tavily's pre-processed, ranked snippets suit RAG, with 1,000 free credits/month on Researcher plan scaling to $220/month (38k credits) for startups; watch for pricing shifts post-Nebius acquisition. Serper delivers cheap Google SERPs ($0.30-$1/1k queries, 2,500 free) with knowledge graphs, but requires separate fetch like Jina Reader. Brave's independent 40B-page index prioritizes privacy (zero data retention), now $5/1k queries after $5 starter credits.
Start Free, Scale with Integrations and Low Friction
Prototype without cards: TinyFish (5 search/25 fetch req/min free), Jina Reader (10M free tokens, URL prefix https://r.jina.ai/ for markdown), Exa (1k reqs), Firecrawl (500 credits), Serper (2.5k queries), Tavily (1k credits), Brave ($5 credits). All integrate deeply—LangChain/LlamaIndex/CrewAI for most; TinyFish/Firecrawl/Exa/Brave via MCP for Claude/Cursor/VS Code. TinyFish edges out with CLI, Python/TS SDKs, n8n/Dify/Vercel nodes, and agent skills teaching search vs fetch. Jina skips SDKs but fails anti-bots; use for quick tests. Tradeoff: semantic tools like Exa sacrifice freshness for relevance; index-independent like Brave avoid Google reliance but lack fetch.