Claude Fable 5 Cuts Biology Blocks by 85%
Claude Fable 5 cuts biology false positives by 85%. Fallbacks drop 67% on Claude.ai, while virology and toxicology stay locked behind the guardrail.
Articles tagged Claude Fable 5
Fable 5 Switches From Subscription to API Tokens
Anthropic moves Claude Fable 5 to usage-based API pricing at $10 per million input tokens and $50 per million output tokens.
Fable 5 Jailbreak: Anthropic Grades the Attack Severity
Anthropic ships four-tier cyber classifiers on Claude Fable 5 and launches CJS, a public scale to grade jailbreak severity, co-signed with Amazon, Microsoft and Google.
Fable 5 Slowdown: Anthropic Admits the Wrong Call
Anthropic admits the Fable 5 slowdown targeted rival AI researchers. Wrong call, says the Claude maker. Microsoft and Prime Intellect hit.