Tavily vs SerpApi: web results with an optional answer or many search engines, parsed
Tavily is a web search API for AI agents that returns ranked results, optional page text and an optional short LLM answer. SerpApi is an API that scrapes and parses Google and other search engines into structured JSON.
The short answer
- Tavily: Quick, agent-ready web search with snippets or page text and an optional answer in one call.
- SerpApi: Structured results from many search engines and verticals, including Google Maps and Shopping, through one API.
Side by side
| Tavily | SerpApi | |
|---|---|---|
| Searches | The open web (general and news topics). | Google (many verticals) plus Bing, Baidu, DuckDuckGo, Yahoo, Yandex, Naver, Brave, and sites like Amazon, eBay, YouTube, Walmart, Tripadvisor. |
| 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. | Structured JSON (or Markdown): organic results, maps and local results, shopping, direct answers, knowledge graph, with links, addresses, prices, ratings and reviews. |
| 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. |
| Free | 1,000 API credits a month, no credit card; a basic search costs 1 credit (advanced costs 2). | 250 searches a month. |
| Paid | Pay as you go at $0.008 a credit; a basic search is 1 credit, an advanced one 2. | $25/month for 1,000 searches (Starter); only successful searches count. |
| 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.serpapi.com/mcp (code: https://github.com/serpapi/serpapi-mcp) |
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 SerpApi?
An account and an API key.
Is SerpApi free?
250 searches a 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”
SerpApi, read on October 15, 2026:
- serpapi.com/pricing: “Only successful searches are counted toward your monthly searches. Cached, errored, and failed searches are not.”
- serpapi.com: “Regular organic results are available as well as Maps, Local, Stories, Shopping, Direct Answer, and Knowledge Graph.”
- github.com/serpapi/serpapi-mcp: “A Model Context Protocol (MCP) server implementation that integrates with SerpApi”
- serpapi.com/pricing: “Free $ 0 / month Get Started 250 searches per month”
- serpapi.com/pricing: “Starter $ 25 / month Get Started 1,000 searches per month”