Opper for Grok
ai.opper/opper
EU AI gateway: search 700+ models, create projects and API keys, manage rules, usage and traces.
client:Grok
transport:streamable-http
Install Opper in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"opper": {
"type": "http",
"url": "https://api.opper.ai/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