Tavily vs Exa: web results with an optional answer or search by meaning over its own index
Tavily is a web search API for AI agents that returns ranked results, optional page text and an optional short LLM answer. Exa is a web search API for AI that runs its own crawl and index, with search modes from instant to deep research.
The short answer
- Tavily: Quick, agent-ready web search with snippets or page text and an optional answer in one call.
- Exa: Semantic, meaning-based discovery of pages, plus full page text, from an index built for AI.
Side by side
| Tavily | Exa | |
|---|---|---|
| Searches | The open web (general and news topics). | Exa's own web-scale index (it says it crawls billions of documents per day). |
| Returns | JSON: ranked results with title, URL, a content snippet and relevance score; optional cleaned full page text (raw_content), images, and a short LLM-generated answer. | JSON results with title, URL, published date and author; optional full page text, highlights and summaries; deep modes can return a synthesized structured output. |
| Before the first call | A free account and an API key (Bearer token); no credit card for the free plan. | An account and an API key (Bearer or x-api-key header). |
| Free | 1,000 API credits a month, no credit card; a basic search costs 1 credit (advanced costs 2). | $10 in credits each month (up to 2,500 Instant searches); the free balance resets on the 1st of each month. |
| Paid | Pay as you go at $0.008 a credit; a basic search is 1 credit, an advanced one 2. | Search from $4 per 1,000 requests; page contents $1 per 1,000 pages. |
| Acting on a result | Through the web page each result links to | Through the web page each result links to |
| AI in its terms | Tavily and its AI providers may use your inputs and outputs to train and improve AI models; you may not use output to build models that compete with Tavily. | Not stated on its pages |
| MCP server | Official remote MCP server: https://mcp.tavily.com/mcp/ (code: https://github.com/tavily-ai/tavily-mcp) | Official MCP server: https://mcp.exa.ai/mcp (code: https://github.com/exa-labs/exa-mcp-server) |
Where Openpath fits
Both return web results. When the person wants a job to apply for or a local business to reach, Openpath returns listings to act on instead, free and with no key. See Openpath vs Tavily and Openpath vs Exa.
Questions people ask
What do I need before I can use Tavily?
A free account and an API key (Bearer token); no credit card for the free plan.
Is Tavily free?
1,000 API credits a month, no credit card; a basic search costs 1 credit (advanced costs 2).
What do I need before I can use Exa?
An account and an API key (Bearer or x-api-key header).
Is Exa free?
$10 in credits each month (up to 2,500 Instant searches); the free balance resets on the 1st of each month.
Sources
Every line about another company comes from its own pages. Prices and terms change, so check the source before you rely on one.
Tavily, read on October 15, 2026:
- tavily.com/pricing: “1,000 API credits / month”
- tavily.com/pricing: “No credit card required”
- tavily.com/pricing: “$0.008 / credit”
- docs.tavily.com/documentation/api-credits: “Each request costs 1 API credit.”
- docs.tavily.com/documentation/api-credits: “Each request costs 2 API credits.”
- tavily.com/terms: “may incorporate insights derived from your Customer Input and Outputs into their respective training datasets”
- tavily.com/terms: “use Output generated by the AI Functionality to develop models that compete with the Company”
- docs.tavily.com/documentation/mcp: “The easiest way to take advantage of Tavily MCP is by using the remote URL.”
- docs.tavily.com/documentation/mcp: “https://github.com/tavily-ai/tavily-mcp”
Exa, read on October 15, 2026:
- exa.ai/pricing: “The Free Tier gives you $10 in credits (up to 2,500 Instant searches) the day you sign up”
- exa.ai/pricing: “your free balance resets to $10 on the first of every month”
- exa.ai/docs/reference/search: “The full content text of the search result.”
- exa.ai/docs/reference/search: “Authenticate with Authorization: Bearer $EXA_API_KEY”
- exa.ai: “Search the largest index of public web and private information.”
- exa.ai: “crawl billions of documents per day”
- exa.ai/docs/reference/exa-mcp: “https://mcp.exa.ai/mcp”
- exa.ai/pricing: “Search From $4 /1k requests”
- exa.ai/pricing: “Contents $1 /1k pages per content type”