AI #188: Gemini 4 Argon, GPT-6.1 Sol, and Anthropic's IPO Filing

Google says Gemini 4 Argon is rolling out at $2/$10 per million tokens, though the author has not yet been able to access the model to test it.

OpenAI pulled GPT-6.1 Astra over alignment failures and released GPT-6.1 Sol, which it prices at the same $2/$10 and says shows substantial alignment improvements over GPT-6 Sol.

The post also covers Anthropic's leaked IPO prospectus, which reportedly lists roughly $518 billion in compute commitments, and a court ruling upholding the Department of War's supply chain risk designation of Anthropic.