About GPT-5.6
GPT-5.6 is a large language model by OpenAI. OpenAI's GPT-5.6 family (previewed 2026) — tiered Sol, Terra and Luna models with new reasoning modes; reportedly beats Anthropic's Mythos 5. Initial rollout was limited at US government request. This page tracks 21 recent news stories about GPT-5.6, curated from 30+ sources and updated every 15 minutes.
Andrej Karpathy
Vijaya Raji






