Search & Web Data APIs
Web search, AI-ready search and hosted search indexes. 5 listed: 0 completely free, 0 usable without an API key.
Brave Search API
Independent web search index with web, news and image results.
Exa
Neural web search and content retrieval built for AI applications.
Tavily
Search API optimized for LLM agents and RAG.
SerpApi
Structured search engine results from Google and others.
Algolia Search API
Hosted search and discovery for sites and apps.
Comparing search & web data APIs
| API | Auth | Pricing model | Docs |
|---|---|---|---|
| Brave Search API | API key | Free tier | brave.com |
| Exa | API key | Free tier | docs.exa.ai |
| Tavily | API key | Free tier | docs.tavily.com |
| SerpApi | API key | Free tier | serpapi.com |
| Algolia Search API | API key | Free tier | algolia.com |
Not sure which to pick? Read our 12-point API checklist and guide to API pricing models.