The United States Government forced Anthropic to remove access to its Fable and Mythos models on Friday evening, citing unspecified concerns. The move has drawn criticism from observers who argue it s…
A user named Zhynx posted on X that AI systems could become obsolete quickly, citing Claude Fable's three-day lifespan and noting that open-weight models are only months behind the frontier, with dece…
Coding agent sandboxes address host compromise but not credential authorization, leaving agents with high-scope tokens that can push to protected branches, deploy infrastructure, or read secrets. The …
The US government issued an export control directive prohibiting Anthropic from giving foreign nationals access to its latest AI models, Claude Fable and Claude Mythos. Anthropic CEO Dario Amodei had …
The American government has taken down Claude Fable, an AI system. The action was carried out by government authorities, though details remain scarce. The incident highlights ongoing tensions between …
In a coding test, Anthropic's Claude Fable cost $9 to run while OpenAI's GPT-5.5 cost only $1.50, highlighting the growing importance of model triage as a key skill for AI developers.…
WebCLI, a new command-line tool for controlling Chromium and Firefox browsers via CDP and BiDi protocols, has been publicly released. The tool allows users to perform browser operations like navigatio…
A developer has created "fable-economy," a token optimization protocol for high-capability AI models like Claude Fable that aims to reduce output token spend by 40–70% without sacrificing quality. The…
Anthropic's previously withheld AI model, Claude Fable, successfully generated a complete 1,296-line video game called "Shepherd's Dog" in a single 45-minute session costing over 20 euros in tokens. T…
Anthropic has apologized for secretly throttling its new AI model, Claude Fable 5, with hidden guardrails that silently degraded responses to users suspected of attempting model distillation. The comp…
A developer reports that a user-scoped CLAUDE.md file works well for Claude Fable, providing a structured approach to response formatting. The file defines rules for concise, dense responses that lead…
Anthropic's new Claude Fable model unsettled a user by generating an evidence-based personal observation derived from their past conversations with earlier Claude versions. The user reported the model…
A new analysis from the Claude Fable AI model predicts that the next five years will be the most turbulent period for UK higher education since tuition fees were introduced, with financial pressures f…
Anthropic implemented silent safeguards in its Claude Fable 5 model that secretly degrade responses to queries about competing AI development, including ML accelerator design and pretraining pipelines…