Last week, OpenAI announced GPT-5.5, including GPT-5.5-Pro.

Last week, OpenAI announced GPT-5.5, including GPT-5.5-Pro.

The system card for GPT-5.5 mostly told us what we expected.

OpenAI launched GPT-5.5 on April 23 as what it calls “a new class of intelligence for real work and powering agents,” and the framing is deliberate. OpenAI says it’s the most…