Chrome-free MCP web access for agents with low-token page maps and browser escalation hints.
Run one of the commands below, then add the client config underneath.
Pythonuvx pyunbrowsercargounbrowser
Paste into Claude Desktop, Cursor (mcp.json), VS Code or any MCP client, then restart the client.
mcpServers{
"mcpServers": {
"unbrowser": {
"command": "uvx",
"args": [
"pyunbrowser"
]
}
}
}
unbrowser by Unchained is listed in the Browser Automation category of the MCPNav directory. It is distributed as Python, cargo and can be loaded by any client that speaks the Model Context Protocol.
Typical uses include giving your assistant scoped access to the corresponding service so it can answer questions and take actions with real data instead of guessing. Always review what a server can access before you enable it — see our MCP security guide.
unbrowser by Unchained is an MCP server by protostatis. Chrome-free MCP web access for agents with low-token page maps and browser escalation hints.
Install it with: uvx pyunbrowser. Then add the JSON config to your client's MCP settings and restart the client.
The MCP server itself is free to install. The source is public on https://github.com/protostatis/unbrowser. Any third-party API it calls (such as a search or maps API) may require its own key and billing.
Any MCP-compatible client can use it, including Claude Desktop, Cursor, VS Code, Windsurf and custom agents.