Exa's hosted MCP server provides web search, URL content fetching, advanced filtered search and an Exa agent for multi-step research. It works keyless with rate limits, or with OAuth or an API key for higher limits and agent features.
Also available as
Connect
- 1Connect it in ChatGPT
Turn on Developer mode in ChatGPT (Settings → Security and login), open Plugins, select + and paste https://mcp.exa.ai/mcp as the MCP server URL. Add it to a chat from the composer's tools menu.
- 2Or add it to Codex or the API
codex mcp add exa --url https://mcp.exa.ai/mcp
Configs are generated from the publisher's documented endpoint. Check their docs for plan requirements and scopes. New to this? Read the step-by-step tutorial.
Tools 4
web_search_exaweb_fetch_exaweb_search_advanced_exaagent_runThings to ask
- “Search the web for the latest research on small language models”
- “Fetch and summarize this article URL”
- “Find startups working on solid-state batteries founded after 2022”
- “Research the competitive landscape for AI code review tools”
Learn more
Related
SerenaSemantic code retrieval and editing toolkit for coding agentsMCP server · by Oraios AI · 30k stars