capabilities txt registry for Grok
io.github.capabilityhostprotocol/capabilities-txt-registry
Discover what websites across the agentic web can do — query the capabilities.txt registry.
client:Grok
transport:streamable-http
tools:3
Install capabilities txt registry in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"capabilities-txt-registry": {
"type": "http",
"url": "https://capabilitiestxt.org/api/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