State of Web Vitals MCP — free remote MCP for Core Web Vitals by CMS, CDN, and framework. No auth.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add --transport http state-of-web-vitals https://www.corewebvitals.io/api/state-of-cwv/mcp~/.codex/config.toml
[mcp_servers.state-of-web-vitals]
url = "https://www.corewebvitals.io/api/state-of-cwv/mcp"
# codex mcp add state-of-web-vitals --url https://www.corewebvitals.io/api/state-of-cwv/mcp~/.cursor/mcp.json
{
"mcpServers": {
"state-of-web-vitals": {
"url": "https://www.corewebvitals.io/api/state-of-cwv/mcp"
}
}
}.vscode/mcp.json
{
"servers": {
"state-of-web-vitals": {
"type": "http",
"url": "https://www.corewebvitals.io/api/state-of-cwv/mcp"
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"state-of-web-vitals": {
"httpUrl": "https://www.corewebvitals.io/api/state-of-cwv/mcp"
}
}
}claude_desktop_config.json · Customize › Connectors › Add custom connector
{
"mcpServers": {
"state-of-web-vitals": {
"command": "npx",
"args": [
"-y",
"mcp-remote",
"https://www.corewebvitals.io/api/state-of-cwv/mcp"
]
}
}
}.trae/mcp.json
{
"mcpServers": {
"state-of-web-vitals": {
"url": "https://www.corewebvitals.io/api/state-of-cwv/mcp"
}
}
}