Anthropic's Claude Fable 5 leads Code Arena by 98 points with an 80.3% SWE-Bench Pro score, but its zero crypto integration raises questions for AI token

Positioned a tier above the previous Opus models, Claude Fable 5 sets a new benchmark for generally available AI, outperforming rivals like OpenAI's GPT-5.5.

Anthropic launches Claude Fable 5 with record benchmarks, 50% lower pricing than Mythos Preview, and new cyber safeguards.