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SearchExa Labs

Exa

Neural search API. Find pages by meaning, not keywords.

Category
Search
Pricing
FREEMIUM
Source
Proprietary
Hosting
Cloud
Platforms
API
Models
Model-agnostic
Verified
Jul 5, 2026

Semantic search engine that indexes the open web with embeddings — pass a description, get matching pages. Strong for research-style queries and find-similar workflows; formerly known as Metaphor.

Capabilities 4

What it actually does — grouped by capability family.

  • Web scraping (secondary capability)
  • Unified search (primary capability)
  • Cited answers (secondary capability)
  • Structured extraction (secondary capability)

Pros & cons

  • Semantic 'find pages like this' retrieval
  • Purpose-built for RAG and agents
  • Returns full page content, not just links
  • Free tier to test
  • Index narrower than Google-scale crawlers
  • Keyword queries can lag classic search
  • Usage-priced costs scale with volume

Tags

Alternatives to Exa (4)

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    Tavily

    Web search API built for LLM agents and RAG pipelines.

    Search-as-a-tool for LLM agents — returns scrape-friendly results tuned for retrieval rather than ranking. Native integrations across LangChain, LangGraph, CrewAI, and the major agent surfaces.

    Retrieval-tuned, scrape-ready results
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  • View Brave Search API details
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    Brave Search API

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    Independent search index. Privacy-respecting, non-Google.

    API access to Brave's independently-crawled search index. Useful when you need a non-Google source, want to dodge upstream rate limits, or have privacy posture requirements that rule out scraping competitors.

    Independent index, not resold Bing/Google
    Smaller index than Google
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  • View Linkup details
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    Linkup

    Linkup

    Production-grade web search API for AI agents.

    A web search API built for LLMs and agents. Linkup returns sourced, cited answers with full-text snippets in seconds, plus a Fetch endpoint for URL extraction and a Research endpoint that runs multi-step, chain-of-thought deep research. It integrates via MCP and SDK wrappers for OpenAI, LangChain, CrewAI, and more, and offers zero-data-retention enterprise hosting.

    Strong SimpleQA benchmark result
    API-only, no end-user app
    • web-search
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  • View Perplexity details
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    Perplexity

    Perplexity AI

    AI search engine that answers with inline citations.

    Hybrid search engine that returns synthesized answers with inline citations rather than a list of links. Ships a consumer product and the Sonar API for adding cited search to your own apps and agents.

    Inline citations on synthesized answers
    Citations can misattribute or be wrong
    • search
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    • consumer
    • api
    Open
Open Exa