tavily-mcp

tavily-mcp is a local MCP server: MCP server for advanced web search using Tavily. Install it from npm as tavily-mcp.

Claude CodeCodexAntigravity

commandprompt

Terminal

claude mcp add io-github-tavily-ai-tavily-mcp -e TAVILY_API_KEY=... -e DEFAULT_PARAMETERS=... -- npx -y tavily-mcp

Run in your project folder. Add --scope user to use it everywhere.

Add to claude_desktop_config.json or .cursor/mcp.json.

{
  "mcpServers": {
    "io-github-tavily-ai-tavily-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "tavily-mcp"
      ],
      "env": {
        "TAVILY_API_KEY": "...",
        "DEFAULT_PARAMETERS": "..."
      }
    }
  }
}

Fill in the environment variables with your own credentials.

• Runtime: Node.js 18+ (runs with npx).
• MCP client: Claude Code, Codex, Antigravity, Claude Desktop, Cursor or any other client that speaks MCP over stdio.
• Environment variables: TAVILY_API_KEY, DEFAULT_PARAMETERS