GPTBot is redirected elsewhere
access.redirect_diff
What it means
A request with the GPTBot user agent ends at https://example.com/b, not at the page a browser gets.
Priority
P1–P3, by crawler type
How to fix it
Run a free check of your page. The report shows the evidence for this finding on your site and a ready-to-paste fix: a robots.txt change, a Cloudflare rule, JSON-LD markup, an llms.txt draft or a short instruction.
How to confirm the fix
After the change, press "Check again" on the report: it lists what was fixed and how the score changed.