Headless browser for AI agents with Chrome's fingerprint that passes Cloudflare challenges.
Connect Runs on your machine
claude mcp add nokk -e NOKK_PROXY=<NOKK_PROXY> -e NOKK_ROTATE_FINGERPRINT=<NOKK_ROTATE_FINGERPRINT> -e NOKK_NO_AUTO_SOLVE=<NOKK_NO_AUTO_SOLVE> -- uvx nokk-mcp==0.1.49a1
{
"mcpServers": {
"nokk": {
"command": "uvx",
"args": [
"nokk-mcp==0.1.49a1"
],
"env": {
"NOKK_PROXY": "<NOKK_PROXY>",
"NOKK_ROTATE_FINGERPRINT": "<NOKK_ROTATE_FINGERPRINT>",
"NOKK_NO_AUTO_SOLVE": "<NOKK_NO_AUTO_SOLVE>"
}
}
}
}
{
"mcpServers": {
"nokk": {
"command": "uvx",
"args": [
"nokk-mcp==0.1.49a1"
],
"env": {
"NOKK_PROXY": "<NOKK_PROXY>",
"NOKK_ROTATE_FINGERPRINT": "<NOKK_ROTATE_FINGERPRINT>",
"NOKK_NO_AUTO_SOLVE": "<NOKK_NO_AUTO_SOLVE>"
}
}
}
}
{
"servers": {
"nokk": {
"type": "stdio",
"command": "uvx",
"args": [
"nokk-mcp==0.1.49a1"
],
"env": {
"NOKK_PROXY": "<NOKK_PROXY>",
"NOKK_ROTATE_FINGERPRINT": "<NOKK_ROTATE_FINGERPRINT>",
"NOKK_NO_AUTO_SOLVE": "<NOKK_NO_AUTO_SOLVE>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
NOKK_PROXYOptional | Upstream proxy, e.g. socks5://host:1080 |
NOKK_ROTATE_FINGERPRINTOptional | 1: each session gets its own coherent fingerprint |
NOKK_NO_AUTO_SOLVEOptional | 1: do not solve challenges during navigation |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 6 Nov 2026 |
| Last updated | 6 Nov 2026 |
| Registry name | io.github.koloss777/nokk |
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