Exa
by Exa Labs Inc.
Neural, embeddings-based web search API for AI apps
Exa (formerly Metaphor) is a neural, embeddings-based web search API that gives AI applications and agents high-quality semantic search, page contents, and structured web data.
At a Glance
- Category
- AI Search Infrastructure
- Pricing
- Usage-based, Free tier, Enterprise
- Target Market
- Developers, Startups, Enterprise
- Founded
- 2021
- Headquarters
- San Francisco, USA
Key Features
- ✓Neural Search API
Embeddings-based semantic search over the web, optimized for AI agents and developers.
- ✓Contents API
Retrieve clean, token-efficient page text, highlights, and AI summaries for LLM context.
- ✓Websets
Build curated, structured datasets of web entities such as companies, people, and papers.
- ✓Answer / Deep Search
Multi-step research workflows that return structured outputs with citations.
- ✓Monitors
Track web events at a specified cadence and deliver updates via webhooks.
Capabilities
Use Cases
- •AI agent web search
Give agents high-relevance semantic search plus full page contents in one call.
- •Company and lead enrichment
Use Websets to assemble structured lists of entities and enrich them from the web.
- •Cited research assistants
Power research tools with Deep Search that return structured, source-cited answers.
Ideal For
Best For
- ✓Semantic web search for AI agents
- ✓RAG pipelines needing high-relevance results
- ✓Building structured web datasets and enrichment
Not Ideal For
- ✗Teams that need a full headless-browser scraper for JavaScript form interactions
Integrations
Deployment
Pricing
Free
$0
- ✓Free monthly request allotment
- ✓Access to Search, Contents, and Answer
- ✓Configurable latency
Pay-as-you-go
Usage-based
- ✓Search from $7 per 1,000 requests
- ✓Contents $1 per 1,000 pages
- ✓Deep Search $12-$15 per 1,000 requests
Enterprise
Custom
- ✓Up to 1,000 results per search
- ✓Custom rate limits
- ✓Dedicated support
Pay-as-you-go pricing per the official pricing page: Search from $7 per 1,000 requests (up to 10 results), Contents $1 per 1,000 pages, AI summaries $1 per 1,000 pages, Deep Search $12-$15 per 1,000 requests. A free monthly request allotment is included; Enterprise is custom-priced.
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