Exa
FreeNot checkedExposes the Exa web search API as an MCP server, providing tools for web searching, content retrieval, and similar page discovery. It also supports advanced fea
About
Exposes the Exa web search API as an MCP server, providing tools for web searching, content retrieval, and similar page discovery. It also supports advanced features like AI-generated answers and automated research task management.
README
A Python MCP server that exposes Exa search capabilities (no API key required)
mcp-name: io.github.daedalus/mcp-exa
Install
pip install mcp-exa
Usage
No API key required. The server uses Exa's public MCP endpoint.
Run the MCP server:
mcp-exa
Or use as a module:
python -m mcp_exa
Configuration
Available Tools
The server exposes the following MCP tools:
| Tool | Description |
|---|---|
web_search_exa |
Search the web for any topic |
get_code_context_exa |
Find code examples from GitHub, Stack Overflow |
crawling_exa |
Get full content from a specific URL |
web_search_advanced_exa |
Advanced search with filters |
MCP Client Configuration
Claude Desktop
Add to your config file:
- macOS:
~/Library/Application Support/Claude/claude_desktop_config.json - Windows:
%APPDATA%\Claude\claude_desktop_config.json
{
"mcpServers": {
"exa": {
"command": "mcp-exa"
}
}
}
OpenCode
Add to your opencode.json:
{
"mcp": {
"exa": {
"type": "stdio",
"command": "mcp-exa",
"enabled": true
}
}
}
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/
Install Exa in Claude Desktop, Claude Code & Cursor
unyly install mcp-exaInstalls into Claude Desktop, Claude Code, Cursor & VS Code — handles npx, uvx and build-from-source repos for you.
First time? Get the CLI: curl -fsSL https://unyly.org/install | sh
Or configure manually
Run in your terminal:
claude mcp add mcp-exa -- uvx mcp-exaStep-by-step: how to install Exa
FAQ
Is Exa MCP free?
Yes, Exa MCP is free — one-click install via Unyly at no cost.
Does Exa need an API key?
No, Exa runs without API keys or environment variables.
Is Exa hosted or self-hosted?
A hosted option is available: Unyly runs the server in the cloud, no local setup required.
How do I install Exa in Claude Desktop, Claude Code or Cursor?
Open Exa on unyly.org, pick your client tab (Claude Desktop, Claude Code, Cursor) and press Install — the config is generated automatically, no JSON editing.
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