Anthropic released Claude Fable 5 as its first broadly available Mythos-class model, alongside restricted Mythos 5 access. Benchmarks and ecosystem reports show strong gains in coding, long-horizon agentic tasks, research, and vision. The controversy centers on 30-day retention for Mythos-class traffic and silent interventions that may reduce effectiveness on frontier LLM development tasks, raising trust, reproducibility, and open AI concerns.
A r/LocalLLaMA user criticizes closed-source LLM providers, singling out Anthropic and its $200/month users. The post argues that without open-source model competition, proprietary AI companies could become more arrogant and less accountable to customers. The source offers little concrete context beyond an image and opinionated commentary, so it is best read as a community sentiment post rather than a verified product incident.
As AI applications become more widespread, how to allow large language models (LLMs) to securely and efficiently access enterprise internal data or external…