Tavily Search MCP Server
Provides advanced web search, content extraction, site crawling, mapping, and AI-powered research capabilities through the Tavily API with automatic multi-key fallback for rate limiting.
README
Tavily Search MCP Server
A Model Context Protocol (MCP) server for the Tavily Search API with automatic multi-key fallback. Built with FastMCP.
Features
- 🔄 Multi-key auto fallback — automatically rotates through
TAVILY_API_KEY_1,TAVILY_API_KEY_2, etc. when rate-limited - 🌐 Web search —
tavily_searchfor general web search - 📄 Content extraction —
tavily_extractto get content from URLs - 🗺️ Crawl & Map —
tavily_crawl/tavily_mapfor website structure - 🔬 Deep Research —
tavily_research_create/tavily_research_getfor AI-powered research - 📊 Usage tracking —
tavily_usageto check API quota
Quick Start
{
"mcpServers": {
"tavily-search": {
"command": "uvx",
"args": ["tavily-search-mcp-server"]
}
}
}
Environment Variables
| Variable | Required | Description |
|---|---|---|
TAVILY_API_KEY_1 |
Yes | Primary Tavily API key |
TAVILY_API_KEY_2..5 |
No | Fallback keys for auto-rotation |
The server automatically discovers TAVILY_API_KEY_* env vars and falls back through them on 429 errors. Also supports single TAVILY_API_KEY for backward compatibility.
Available Tools
| Tool | Description |
|---|---|
tavily_search |
Search the web with configurable depth, topic, time range |
tavily_extract |
Extract content from one or more URLs |
tavily_crawl |
Crawl a website with depth/breadth control |
tavily_map |
Map website structure |
tavily_search_context |
Search with raw content results |
tavily_research_create |
Create a deep research task |
tavily_research_get |
Get research task status/results |
tavily_usage |
Check API usage/quota |
License
MIT
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