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Claude Fable

3 written stories · 6 tracked

Tech4 outletsover 25h

Anthropic to restoring access to Claude Fable 5 and Mythos 5 from tomorrow

Anthropic will restore global access to Claude Fable 5 tomorrow, making it available to Claude users through usage credits beginning July 7. While the model returns, routine tasks such as coding and debugging will temporarily fall back to Opus 4.8 as Anthropic works to reduce false positives and collaborates with partners on an AI-jailbreak severity standard.

Hacker News·The Verge·TechMeme·VentureBeat
Tech3 outletsover 35h

No Claude Fable 5? No problem: Sakana achieves frontier performance with new Fugu multi-model, auto synthesis system

Sakana AI has introduced Fugu, a multi-agent orchestration system that is delivered as a single model and accessed through one model API. The system integrates multiple agents into one model, simplifying deployment and management, and its “Ultra” configuration is said to match the performance of leading models on benchmark tests.

VentureBeat·TechMeme·Hacker News
Tech7 outlets

Anthropic backtracks on a policy limiting Claude Fable 5's ability to develop other AI models, after significant backlash from the AI research community (Maxwell Zeff/Wired)

Anthropic has released Claude Fable 5, a Mythos-class model now available to the public. The model is priced at $10 per million input tokens and $50 per million output tokens. It employs safety classifiers that trigger a fallback to Claude Opus 4.8 in about 5% of sessions and blocks discussion of certain dangerous topics.

The Verge·TechMeme·VentureBeat·The Next Web·Ars Technica+2