OpenAI announced on November 2, 2026 that it is planning another internal security sprint with Cathedral and other outside researchers, while a same-day bug-bounty update raised rewards and introduced bonuses that can lift exceptional critical payouts to $172,000. Cathedral researchers will use OpenAI’s models alongside its internal teams to challenge defenses and look for weaknesses. The announcement concerns a planned sprint, not a completed round of testing. Gavin Kliger, Cathedral’s CEO and…