mcp-exa

MCP server exposing Exa websearch API

mcp-name: io.github.daedalus/mcp-exa

Install

pip install mcp-exa

Usage

Option 1: Using the public MCP endpoint (no API key required)

You can use Exa search without an API key by connecting to the public MCP endpoint:

{
  "mcpServers": {
    "exa": {
      "url": "https://mcp.exa.ai/mcp"
    }
  }
}

This endpoint provides the following tools:

• web_search_exa - Perform a web search

Option 2: Running locally with your own API key

If you want to use the full Exa API with your own API key, install the package and run it locally.

Set up your API key

export EXA_API_KEY="your-api-key"

Run as MCP server

mcp-exa

Available Tools

The MCP server exposes the following Exa API methods as tools:

• search - Perform a web search
• find_similar - Find pages similar to a URL
• get_contents - Retrieve contents for URLs
• answer - Generate an answer using Exa's LLM capabilities
• stream_answer - Stream an answer response
• research_create - Create a research task
• research_get - Get a research task by ID
• research_poll_until_finished - Poll until research completes
• research_list - List research tasks

Development

git clone https://github.com/daedalus/mcp-exa.git
cd mcp-exa
pip install -e ".[test]"

# run tests
pytest

# format
ruff format src/ tests/

# lint
ruff check src/ tests/

# type check
mypy src/