ByteBrief

Best read upright.

We're a portrait publication through and through. Turn your phone back and your briefing picks up right where you left it.

(We tried widescreen once. It wasn't us.)

ByteBrief

Developing4 outlets · over 9 hours

Previewing GPT-5.6 Sol: a next-generation model

OpenAI unveiled GPT-5.6 Sol, a new model that claims a lead over Anthropic's Claude Mythos in agentic coding and competes in cybersecurity. The US government mandated access be limited to select partners through the API and Codex, with approval required customer by customer.

Read the full brief

The story so far4 updates, latest first.

Latest
OpenAI GPT-5.6 Sol launches, rivals Claude Mythos
TThe Decoder·about 4 hours ago
US mandates OpenAI restrict GPT 5.6 to approved partners
TThe New Stack·about 4 hours ago
It's not about Anthropic vs. OpenAI anymore
TTechCrunch·about 6 hours ago
Previewing GPT-5.6 Sol: a next-generation model
OOpenAI·about 13 hours ago

Tracked by ByteBrief