Exa for research
Research with an agent is a search-then-read loop, and Exa is our second pick of four because it does both halves in one server. Its neural search is tuned for machines rather than humans, so results come back ranked by meaning and already cleaned into full-page text.
That combination is the point: the agent reads actual sources instead of reasoning over a list of blue links. For the find-and-read core of a research session, Exa is a strong default.
How Exa fits
web_search_exa is the entry point, returning relevant, ready-to-read content for any topic, and web_fetch_exa pulls the complete text of a page you already have the URL for. When a question needs tighter scoping, web_search_advanced_exa exposes filters over domains, dates, and content options. Those three cover discovery and full-text retrieval without a separate scraping pass.
Where a sibling fits better depends on the question. Perplexity ranks ahead of Exa for research that wants a synthesized answer with citations rather than the raw pages to read yourself. Firecrawl is the stronger choice when you need to crawl a whole site or wrestle clean text out of a stubborn page. Context7 is the right tool when the research is about a specific library or API, since it returns version-accurate documentation that general web search will not. Exa is the pick when the value is in surfacing genuinely relevant sources and reading them in full.
Tools you would use
| Tool | What it does |
|---|---|
| web_search_exa | Searches the web for any topic and returns clean, ready-to-use content (enabled by default). |
| web_fetch_exa | Gets the full content of a specific webpage from a known URL (enabled by default). |
| web_search_advanced_exa | Advanced web search with full control over filters, domains, dates, and content options (opt-in). |
FAQ
- Do I still need a separate fetch tool with Exa?
- Usually not for the basics. web_search_exa returns clean full-page content with its results, and web_fetch_exa retrieves a known URL in full. You would add Firecrawl only when a site needs a full crawl or a page resists clean extraction.
- When should I reach for Context7 instead of Exa?
- When the research is about code. Context7 returns version-accurate documentation for a specific library or API, which general web search cannot reliably produce. Exa is for open-web sources; pair the two when a research task touches both.