Tollkit for Grok
io.github.ultrastarz/x402-extract
Extract product data, or notarize what a page said. Paid per call in USDC, no signup or API key.
client:Grok
transport:streamable-http
tools:9
Install Tollkit in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"x402-extract": {
"type": "http",
"url": "https://extract.tollkit.dev/mcp"
}
}
}Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs