Exa: AI-Powered Web Search API & Search Engine for Deep Research

Exa

3.5 | 301 | 0
Type:
Website
Last Updated:
2025/10/20
Description:
Exa is an AI-powered search engine and web data API designed for developers. It offers fast web search, websets for complex queries, and tools for crawling, answering, and in-depth research, enabling AI to access real-time information.
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AI search
web data API
web crawling
semantic search
AI research tool

Overview of Exa

What is Exa?

Exa is an AI-powered search engine and web data platform specifically designed for developers and AI applications. It provides a suite of tools to access and extract information from the web, enabling AI models to be grounded in real-time data. Exa offers a powerful alternative to traditional search engines, with a focus on speed, accuracy, and controllability.

How does Exa work?

Exa operates through a set of APIs that allow developers to integrate web search and data extraction capabilities into their products. These APIs include:

  • Search: A fast web search API that allows for configurable filters such as category, domain, and date.
  • Websets: A high-compute web search designed for complex queries and finding thousands of results.
  • Crawl: An API to retrieve all pages on a site and their contents.
  • Answer: An API that provides summaries of web results in natural language.
  • Research: An API for in-depth research with structured output.

Exa's search engine is developed in-house, allowing for full control over the search process and the ability to tailor it to specific use cases.

Key Features and Benefits

  • Real-time Data: Exa provides access to the most up-to-date information on the web, ensuring that AI models are grounded in current events and trends.
  • Customizable Filters: Exa allows users to filter search results by domain, location, semantic category, and more, enabling tailored search for specific AI workflows.
  • High Accuracy: Exa's search engine is trained on high-accuracy code referencing, making it ideal for coding agents and other applications that require precise information.
  • Scalability: Exa's high-volume search tiers include comprehensive DPAs, SLAs, and high-capacity rate limits, making it suitable for enterprise-level applications.
  • Privacy: Exa offers zero data retention options to ensure true privacy and compliance with data protection regulations.

Use Cases

Exa can be used in a variety of industries and applications, including:

  • Coding Agents: Access Stackoverflow, coding docs, and Github repos to output the most accurate code.
  • Finance: Get historical data on market movement, company growth, and news from any time period.
  • Recruiting: Find information on candidates pooled from across the web.
  • Productivity: Access the whole web to search and summarize recent news, trends, or any personal curiosity.
  • Consulting: Instant in-depth research into any industry or topic, pulling from thousands of web pages and PDFs.
  • Marketing: Search across niche reference material, Reddit, and Twitter to generate novel marketing campaigns.

Why Choose Exa?

Exa differentiates itself from traditional search engines by focusing on the needs of developers and AI applications. Its API-first approach, customizable filters, and high accuracy make it a powerful tool for grounding AI models in real-world data.

Here's why developers and companies choose Exa:

  • Superior Data Quality: Exa provides access to high-quality data that may not be available through traditional search engines.
  • Flexibility: Exa's APIs can be customized to fit specific use cases and workflows.
  • Privacy: Exa offers zero data retention options to ensure compliance with data protection regulations.
  • Integration: Exa seamlessly integrates with other AI tools and platforms, such as OpenRouter, Notion, and StackAI.

Who is Exa for?

Exa is ideal for:

  • AI Developers: Building AI applications that require access to real-time data.
  • Researchers: Conducting in-depth research on a variety of topics.
  • Data Scientists: Analyzing web data to identify trends and insights.
  • Enterprises: Integrating web search and data extraction capabilities into their products and services.

Pricing

Exa offers a variety of pricing plans to suit different needs. Contact sales for more information.

Getting Started

To get started with Exa, sign up for a free trial and explore the API documentation.

Conclusion

Exa is a powerful AI search engine and web data platform that enables developers to build AI applications grounded in real-time data. Its customizable filters, high accuracy, and focus on privacy make it a valuable tool for a wide range of industries and use cases. By providing access to the most up-to-date information on the web, Exa helps AI models to be more accurate, relevant, and useful.

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