MCP Endpoint Lint - handshake, tool schemas, JSON-RPC errors for Grok
dev.workers.pathwren.www/mcp-endpoint-lint
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
client:Grok
transport:streamable-http
tools:7
Install MCP Endpoint Lint - handshake, tool schemas, JSON-RPC errors in Grok
.mcp.json (in your project root)
{
"mcpServers": {
"mcp-endpoint-lint": {
"type": "http",
"url": "https://www.pathwren.workers.dev/c/mcp-registry-official/mcp/lint"
}
}
}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