PublicAPIs.io for Grok
io.publicapis/directory
Search 1,500+ public APIs with docs, code and auth/free-tier filters; list or sponsor your API.
client:Grok
transport:streamable-http
tools:8
Install PublicAPIs.io in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"directory": {
"type": "http",
"url": "https://publicapis.io/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