UX Score and Web Vitals (TTFB, FCP, LCP, INP, CLS) for any website, from real-user CrUX data.
Connect Remote server
claude mcp add --transport http ux-benchmark https://www.iron-out.io/mcp
{
"mcpServers": {
"ux-benchmark": {
"url": "https://www.iron-out.io/mcp"
}
}
}
{
"servers": {
"ux-benchmark": {
"type": "http",
"url": "https://www.iron-out.io/mcp"
}
}
}
Settings > Connectors > Add custom connector
URL: https://www.iron-out.io/mcp
Tools 2 found in our last check
run_ux_benchmarkReturns the Iron/Out UX Score (0 to 100) for one website, using real-user Chrome UX Report (CrUX) data from the last 28 days. The score is built on five Web Vitals: TTFB (10%), FCP (15%), LCP (25%), INP (25%) and CLS (25%). Use this when the user asks how fast or user-friendly a…
compare_sitesCompares the Iron/Out UX Score of 2 to 5 websites side by side, using real-user Chrome UX Report (CrUX) data from the last 28 days (Web Vitals: TTFB, FCP, LCP, INP, CLS). Use this for competitor or sector comparisons. It runs no lab test or Lighthouse. Returns a ranking and a li…
Details
| Endpoint | https://www.iron-out.io/mcp (Streamable HTTP) |
| First published | 2 Nov 2026 |
| Last updated | 2 Nov 2026 |
| Registry name | io.iron-out/ux-benchmark |
More other servers See all
Listing data from the official MCP registry. Status and tools from NestDaddy's daily check. Browse all MCP servers.
