Exa

Search the web built specifically for AI.

4.8/5 Rating Freemium - Free (20,000 requests/month) Usage-based billing, Deep Search billed separately, Enterprise features require custom pricing Free Trial Available

Enterprise Technology Specs

Underlying Engine Proprietary Neural Search Models, Proprietary Retrieval Models
Compliance & Security SOC2 Type II, GDPR
Data Privacy Zero Data Retention
Deployment Time Instant (API)

Product Demo

The Deep Dive

Exa feels less like a traditional search engine and more like infrastructure for modern AI products. Instead of simply returning links, it helps AI applications understand and retrieve the right information from the web in a format that's easy for language models to use. That makes it especially valuable for RAG systems, AI agents, coding assistants, and enterprise research tools.

What really stands out is the balance between speed and retrieval quality. Developers can choose ultra-fast searches for production applications or deeper research modes for more complex tasks. The documentation is excellent, the API is clean, and integrations with popular AI frameworks make adoption straightforward.

The biggest drawback is that Exa isn't designed for everyday consumers. If you're not building AI software, many of its strengths won't matter. But for developers and AI companies, it's one of the strongest search APIs available today.

Key Capabilities

AI-native semantic web search
Real-time web indexing
Deep Search for complex research
Webpage content extraction
Structured JSON outputs
Company enrichment
People search
Website crawling
Similarity search
Grounded citations

Top Use Cases

  • RAG applications
  • AI research assistants
  • Coding agents
  • Lead enrichment
  • Knowledge retrieval
  • Company research
  • News monitoring
Verified ROI & Case Study

“HubSpot completed over 2.7 million enrichments using Exa to power AI-driven lead enrichment workflows.”

Frequently Asked Questions

Is Exa free?

Yes. Exa offers a generous free tier with up to 20,000 requests per month. Paid plans are usage-based for higher workloads.

Who should use Exa?

It is best suited for AI developers, startups, enterprise engineering teams, and anyone building AI products that require reliable web search.

Does Exa provide real-time search?

Yes. Exa continuously updates its search index and supports real-time web retrieval for current information.

Can Exa be used for RAG?

Absolutely. Exa is widely used in Retrieval-Augmented Generation systems because it retrieves high-quality web content optimized for LLMs.

Does Exa support structured outputs?

Yes. Many endpoints return structured JSON responses, making integration easier for AI workflows.