Exa
Search engine and APIs built for AI agents and research.
Exa is an AI search engine for developers, with APIs for web search with page text, full-page content retrieval, asynchronous deep research with cited outputs and scheduled monitors. It plugs into agents through MCP and many integrations. A free starter allowance is included each month; usage beyond it is billed per request.
Key features
- Search API
- Contents API
- Deep research agent API
- Monitors
- MCP server
Related AI tools
More in Research- Freemium
Consensus
Search peer-reviewed research for evidence-based answers.
Research - Freemium
Elicit
Find, screen and extract data from academic papers.
Research - NewFreemium
Google Gemini
Google's AI assistant for writing, planning, research and everyday questions.
AI Writing - NewFreemium
Grok
AI assistant with real-time search, voice chat and image and video generation.
AI Writing - NewFreemium
Jenni AI
AI writing assistant for academic papers, with autocomplete, citations and PDF chat.
AI Writing - NewFreemium
Litmaps
Visual literature discovery with citation maps and alerts.
Research