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Exa

by Exa

The web search API built for AI

Pros

  • High-quality semantic results
  • Purpose-built for AI agents
  • Free monthly tier

Cons

  • Developer-focused, not consumer
  • Costs scale with usage

✓ Where it shines / best for

  • Developers building RAG and AI-agent search pipelines
  • Teams needing semantic/neural web retrieval via API
  • Products needing find-similar, monitors, or sourced-answer endpoints

✕ Not the best fit for

  • Non-technical users wanting a consumer search UI
  • Teams unwilling to manage usage-based API billing
  • Offline or on-device search needs

Features

  • ✓ Free tier
  • ✓ Real-time
  • ✓ API access
  • ✓ Retrieval-augmented generation (RAG)
  • ✓ Find Similar
  • ✓ MCP support
  • ✓ Neural Search
  • ✓ Semantic Search
  • ✓ Web Search API

Pricing

PlanPriceBillingNotes
Free$0month1,000 requests/month free; no credit card required
Search$7per 1,000 requests10 results each; +$1 per 1,000 additional results
Deep Search$12per 1,000 requestsStructured outputs for complex queries; Deep-Reasoning is $15/1k
Contents$1per 1,000 pagesPer content type; AI page summaries $1/1k pages
Agent / Research$0.007per search callPlus $0.0001/ACU compute; effort modes $0.025-$2.00/request
EnterpriseCustomcontact salesVolume discounts, custom datasets, dedicated support; $1,000 startup/edu grants

Pricing verified from the official source. Prices change often — confirm on the vendor's site before buying.

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