Agent-Readiness Grade / Sites / missingkids.com / Claim
Claim the scorecard for missingkids.com
Free, no account, no email. Prove you control missingkids.com by publishing a token; you then get a private link with the grade history and a re-grade button (one per hour), and the badge reads "CLAIMED · F". A claim does not change the score.
1. Your token for missingkids.com
agx-83faff17334df9bf33e7724f9ac462a2
2. Publish it, either way
A file. Serve the token as plain text at https://missingkids.com/.well-known/agentexchange-claim.txt (HTTP 200, not redirected off the host; a www. variant is fine). One token per line if the file already carries other claims.
agx-83faff17334df9bf33e7724f9ac462a2
Or a meta tag in the <head> of https://missingkids.com/:
<meta name="agentexchange-claim" content="agx-83faff17334df9bf33e7724f9ac462a2">
3. Verify
Nothing is stored until the proof is found. Removing the file later does not unclaim the profile; re-verify at any time to get a fresh link. Limit: 10 verification attempts per hour per IP. Scripted use: curl -X POST https://grade.agentexchange.work/site/missingkids.com/claim.