Independently agent-testedAnthropic · OpenAI · Gemini · Grok
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Bench test · AI Search

Exa vs Kagi

Exa beats Kagi 7.7 to 7.5 on our four-agent test panel, winning 2 of 4 agents head to head. Exa: free tier available. Kagi: from $5/mo. Facts last verified October 7, 2026.

What actually differs

These solve different problems. Exa is search built for AI applications: a developer API that finds pages by meaning rather than keywords and can return their cleaned-up content, so an LLM or agent can ground its answers. You pay per request and mostly use it from code.

Kagi is a search engine for people: a paid, ad-free subscription with domain boosting and blocking, Lenses and an AI assistant on top of the results. It's what you'd set as your browser's default search engine.

  • Pick Exa if you're building an AI app or agent that needs to search the web and read the results programmatically.
  • Pick Kagi if you want a better, ad-free search engine for your own daily searching.
ExaKagi
consensus
score7.7/10
score7.5/10
agents won2 / 42 / 4
fromFree$5/mo ▲
free tieryes ▲no
categoryAI SearchAI Search

Agent panel — head to head

Anthropic7.2 ▲7.1
OpenAI8.08.1 ▲
Gemini8.2 ▲7.0
Grok7.27.8 ▲

Exa

  • ✓Understands intent and context better than keyword search
  • ✓Easy API integration for developers
  • ✓Efficient for research and information discovery
  • —Limited free tier or higher costs for extensive use
  • —Smaller index compared to Google or Bing
  • —Learning curve for API implementation
Semantic search using natural language queriesRESTful API for programmatic integrationNeural network-based relevance rankingWeb content indexing and retrievalReal-time search resultsDeveloper-friendly documentation

Kagi

  • ✓High-quality, relevant results
  • ✓Strong privacy protections
  • ✓Clean, distraction-free interface
  • —Requires paid subscription
  • —Smaller search index than Google
  • —Less developed ecosystem of integrations
AI-powered answer generationPersonalized search resultsPrivacy-focused (no tracking)Ad-free experienceCustomizable search settingsDocument and website analysis

Free · free tier

Try Exa ▸

Verdict

Exa takes it — 7.7 to 7.5 (a photo finish).

The panel gave Exa the edge on 2 of 4 agents. It's close enough that Kagi is a fair pick if it fits your workflow better.