OpenAI is so lost in the AI race right now.
Claude Fable 5.1 > GPT-6 Astra
Opus 5.5 > GPT-6.1 Sol
Sonnet 5.5 > GPT-6 Luna
Haiku 5.5 > GPT-5.6 Terra
The funny thing is Anthropic is literally beating OpenAI at every model tier while being one model tier ahead.
Opus is greater than Astra, Sonnet is greater than Sol, Haiku is greater than Luna.
This is absolute domination from Claude.