GPT-6 Sol and Luna Squeezed Out the Middle
Grok, Claude, and GPT releases landed across two days. The telling change in OpenAI's lineup is the missing Terra tier: Sol now costs what Terra used to cost on input, without Terra being retired.
#model-release
3 posts
Claude Opus 5.5 Changed the Price of a Finished Task
At medium effort, Opus 5.5 beats Opus 5 at maximum for about one-fifth of the task cost. The important price is no longer the token. It is the completed job.
Anthropic Released One Model Twice. The Difference Is the Guardrails.
Claude Fable 5.1 and Mythos 5.1 share the same intelligence. What changes is who gets access to the dangerous parts.