Search built forAI agents.
Real-time web search across 70+ engines, neural retrieval, fact verification, and deep-research agents. Drop-in replacement for Tavily and Exa — open source, edge-native, on Cloudflare.
curl https://api.unsearch.dev/api/v1/search \
-H "X-API-Key: $UNSEARCH_KEY" \
-H "Content-Type: application/json" \
-d '{"query": "Cloudflare Workers in 2026"}'Everything an agent needs to know about the web.
A composable search stack — primitives for retrieval, ranking, scraping, verification, and research.
70+ search engines
SearXNG-powered aggregation with sane defaults, per-engine routing, and intelligent fallback. One query, every source.
Neural search
Semantic retrieval via Workers AI + Vectorize. Auto-prompting, highlights, similar-page lookup.
Deep research
Multi-step research agents backed by Durable Objects — stateful, resumable, citation-grounded.
Fact verification
Claim checks, source credibility scoring, batch verification for entire reports.
Tavily / Exa drop-in
API compatibility with both — change the base URL, keep your code.
Edge-native
Cloudflare Workers + Containers. <50ms p95 from anywhere on the planet.
Honest pricing.
5× more free queries than the competition. Or self-host for unlimited — it's open source.
Stop paying per-query taxes.
5,000 free queries every month. No card required. Migrate from Tavily or Exa in one line.