OpenAI called GPT-6 Astra the arrival of AGI. Buried in the same announcement: it's also better at not including "incriminating information" in its reasoning traces. Here's what looped transformers actually do, and why that sentence matters more than the benchmark scores.

On GitLab Duo Agent Platform, GPT-6 Astra completes a typical run up to 43.4% faster than GPT-5.6 Sol and uses 42.7% fewer tokens.

TL;DR — GPT-6 Astra is OpenAI's newest frontier model, released September 3, 2026. It excels at...