This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
Post
Marcel Hauri
hauri.dev
did:plc:w4dgk5ioqoz2mixhj2layu6b
Anthropic quietly built Claude Fable 5 to silently sabotage your prompts if you're working on frontier AI, and it won't even tell you it's doing it.
https://notes.hauri.dev/claude-fable-5-will-silently-work-against-you-if-youre-building-ai/
2026-06-10T12:10:22.370Z