Yocoolab runs on your own machine — the client starts it, so there is no endpoint to ping. 79 installs a week from npm. Last commit 7 Sep 2026.
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We read the source, 18 h ago · rules 3dff92dd89df
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
const result = execSync(`pgrep -f "${name}" 2>/dev/null || true`, { encoding: 'utf-8' });
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We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add yocoolab -- npx -y @yocoolab/mcp-server
{
"mcpServers": {
"yocoolab": {
"args": [
"-y",
"@yocoolab/mcp-server"
],
"command": "npx"
}
}
}
[mcp_servers.yocoolab]
command = "npx"
args = ["-y", "@yocoolab/mcp-server"]
{
"mcpServers": {
"yocoolab": {
"args": [
"-y",
"@yocoolab/mcp-server"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"yocoolab": {
"args": [
"-y",
"@yocoolab/mcp-server"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
YOCOOLAB_TOKEN (Your Yocoolab JWT, from the Chrome extension settings or app.yocoolab.com. When unset, thread feedback tools are disabled but bridge, companion and activity tools still work.), YOCOOLAB_API_URL (Yocoolab API base URL. Defaults to https://app.yocoolab.com.), GITHUB_TOKEN (GitHub PAT with repo scope, needed only for the PR-creation tools. Auto-detected from the gh CLI when authenticated.), YOCOOLAB_BRIDGE_WORKSPACE (Absolute path to your project workspace, used to resolve file references in selections. Defaults to the current working directory.).
The author declared them in the registry entry; get the values from the project itself.
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