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§ free tool · UCPhub readiness check

Is your store
visible to AI agents?

Paste your store URL. We validate its /.well-known/ucp profile against the official UCP schemas and probe robots.txt, llms.txt and agents.md for AI-agent access — then grade the results.

checks run4 probes
validated vsUCP official schemas
avg. scan3–8s
cost$0 · free forever
01 · what we check

Your UCP profile, actually validated.

We fetch /.well-known/ucp and validate it against the official UCP JSON Schemas — the same schemas published with every spec release. Not heuristics: real schema validation, with every violation reported.

02 · how we test

Four probes, live against your store.

Schema conformance is the backbone — then we check the files AI agents read before they shop: robots.txt agent access, llms.txt and agents.md. Every probe hits your live origin; nothing is estimated.

03 · what you get

A grade, a score, and the exact findings.

An A–F grade with a 0–100 score, each check marked pass / partial / missing, and the specific findings to fix — down to the schema path that failed. A missing or invalid UCP profile caps the score at 40.

Runs on the open UCP Checker API — free for everyone, no signup. Apache-2.0, same endpoint this page calls.

§ open source

The only UCP checker that’s fully open source.

Apache-2.0No authNo signupNothing storedOfficial schemas

Our checker isn’t a black box. It’s an open, Apache-2.0 API that validates any UCP document against the official UCP JSON Schemas and scores a live storefront’s agent readiness, from your terminal or your CI pipeline. Read the full API docs or call it directly:

curl -X POST https://checker.ucphub.ai/check \
  -H ‘content-type: application/json’ \
  -d ‘{“url”: “https://yourstore.com”}’

Free forever, attribution requested. Same engine that powers the check above.

ready when you are

Make your store
UCP-native today.

install in < 5 min · no credit card · cancel anytime