https://falcao.org/tags/fable/Recent content in Fable on Danilo Falcão da SilvaHugoen-usSat, 13 Jun 2026 11:07:32 -0300https://falcao.org/posts/fable-5-went-dark-runbook-missing/Sat, 13 Jun 2026 11:07:32 -0300https://falcao.org/posts/fable-5-went-dark-runbook-missing/<p>My editor knew before the news did. I was mid-task on Friday afternoon, Claude Code humming along on Fable 5, when the session dropped a banner saying the model was unavailable and that it was falling back to Opus 4.8. My first reaction was not about AI policy. It was the reflex every on-call engineer has when a dependency stops answering: what broke, what is my fallback, and how much of my work assumes the thing now gone.</p>