In my mind there are three tiers:
The SOTA: Fable, GPT 5.6 Sol, Opus 5
The "enterprise admin did not turn on the new models": Opus 4.8, GPT 5.5
The "I love hallucinated garbage": Sonnet, Qwen 3.6, GPT 5.4 mini, GPT 5.3 Codex, etc.
Results vary widely