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Exa

The AI Search Engine for Developers & Enterprises

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Overview

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Exa is an advanced AI search engine and web data platform, built to empower developers and enterprises with dependable, real-time web data. With a proprietary engine leveraging neural search and a powerful API, Exa seamlessly connects your applications and AI models to the internet. It delivers sophisticated search capabilities, comprehensive content retrieval, instant LLM-informed answers, and robust security features like Zero Data Retention and SOC2 certification. Exa enables reliable, accurate, and up-to-date data for AI agents, research automation, and Retrieval Augmented Generation (RAG) pipelines, making it a trusted solution for leading innovators.

How It Works

  • Proprietary search engine with a custom, high-quality web content index
  • Embeddings-based (neural) technology powers AI-level semantic search
  • Neural Search: Uses next-link prediction for deep semantic understanding of queries and documents, ideal for complex research
  • Keyword Search: Classic keyword/phrase matching for targeted retrieval
  • Auto Search: Smartly chooses the best search mode (neural or keyword) for every user query
  • Content Retrieval: Instantly fetches full, cleaned, and parsed pages from search results for analysis and summarisation
  • Phrase Filter Search: Overlay specific keyword filters on neural search for extra precision
  • Supports high-volume, large-scale queries for enterprises
  • Simple API integration—just a few lines of code required

Use Cases

AI Agent Development
Power your AI agents with accurate, up-to-date web data to minimise hallucinations and improve factual grounding.
Automated Research & Reporting
Automatically search, synthesise, and generate reliable research reports using real-time web data.
RAG Pipeline Enhancement
Enrich Retrieval Augmented Generation pipelines with high-quality, semantically relevant web content for better LLM output.

Features & Benefits

  • Advanced AI Search API for seamless integration
  • Neural Search: Deep semantic understanding for complex queries
  • Keyword Search: Exact-match for targeted results
  • Auto Search: Automatic optimal method selection
  • Phrase Filter Search for enhanced precision
  • Full, cleaned, and parsed web content retrieval
  • LLM-informed Answers with citations
  • Exa Websets for curated results and dataset enrichment
  • Enterprise-grade Security: Zero Data Retention, SOC2 certified, DPA available
  • Scalable Data Acquisition: Batch processing & high rate limits
  • Developer-friendly with SDKs and rapid integration

Target Audience

  • AI Developers & Engineers: Building AI applications, LLMs, agents needing fresh, high-quality web data
  • SaaS Companies: Embedding advanced search, content retrieval, or answer generation features into products
  • Data Scientists & Researchers: Automating research, constructing custom datasets, and elevating data analysis
  • Enterprises: Organisations with large-scale data and security demands, seeking robust solutions for AI adoption
  • Startups & Small Teams: Teams and innovators who require powerful data access and flexible pricing

Pricing

Pay as you go (for individuals and small teams):
  • £10 in free credits to start
  • Search (per 1,000 requests):
    • Auto Search: £5 (1-25 results), £25 (26-100 results)
    • Neural Search: £5 (1-25 results), £25 (26-100 results)
    • Keyword Search: £2.50 (1-25 and 26-100 results)
  • Contents (per 1,000 pages):
    • Text: £1 (1-100 results)
    • Highlights: £1 (1-100 results)
    • Summary: £1 (1-100 results)
    • (Text, highlights, and summary are billed separately)
  • Answer (per 1,000 answers): £5 per 1,000 answers with citations
Custom Plan (for enterprises and high-volume users):
  • Up to 1,000 results per search, custom rate limits, and moderation
  • Premium onboarding, dedicated support, SLAs, and MSAs
  • Advanced security (zero data retention)
  • Volume discounts, enterprise billing, and early feature access
  • Special discounts for startups and educational institutions

FAQs

What is Exa?

Exa is a cutting-edge search engine designed for AI applications, offering both proprietary neural search and standard keyword search. It's ideal for enhancing RAG pipelines, automating research, and creating niche datasets with precise, rich web content.

How does Exa's search engine work?

Exa operates on a transformer-based model that semantically understands queries and embeds vast portions of the web, returning only the most relevant links for complex and specific search tasks.

How is Exa different from traditional search engines like Google?

Unlike keyword-based engines, Exa's neural search grasps the full intent and meaning behind your query, providing more semantically relevant results. Its outcomes are not influenced by SEO, focusing solely on query intent.

Is Exa an LLM (Large Language Model)?

No, Exa is a dedicated search engine built to predict relevant web links, complementing LLMs by connecting them to high-quality external information.

How does Exa enhance Large Language Models (LLMs)?

Exa improves LLMs by furnishing them with fresh, accurate, and contextually relevant web data, reducing hallucinations and ensuring factually grounded answers.

What unique capabilities does Exa.ai offer?

Exa.ai stands out with neural search for semantic understanding, instant content retrieval, large-scale search, content highlights, and features tailored for AI and natural language queries, including Auto search for automatic query handling.

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