12:31 PM UTC
New researcher sign-ups unavailable
New researchers can’t create a Prolific account right now. Existing researchers and participants can log in and use Prolific as normal. Studies already running are not affected.
No incidents reported
7:11 PM - Sep 16 11:27 AM UTC (16h 15min duration)
Site inaccessible for some users
We're pleased to announce that the issue impacting the Prolific App and API has been successfully resolved as of September 16, 2026 12:26 PM. The affected systems and services are now operational, functioning as expected. We sincerely apologise for any inconvenience this may have caused.