Claude Sonnet 4.5
Claude Sonnet 4.5 is available everywhere today at $3/$15 per million tokens, the same price as Claude Sonnet 4. It leads OSWorld at 61.4% and maintains focus for more than 30 hours on complex tasks.
The call on this one
What shipped is free. The call on it, what to do about it and the condition on that, opens with a signup: free, no card, every edition in full.
It becomes $50 a year, and signing up now keeps your first year free.