The free tier now offers 3 concurrent browsers and 1 browser hour, with 3 agent runs, 1,000 search calls, 1,000 fetch calls, 15 minutes/session, and 7 days data retention. Previously 1 browser hour, 1 concurrent browser, 15-minute max session, 7-day data retention, and 1 project. The concurrent browser limit has increased, and the number of agent runs has increased.