**Anthropic has released no official details on a Claude Fable 5.2 or higher model since Fable 5.1 launched September 1, leaving the near-term release window uncertain and driving the market's dispersed probabilities.** The roughly three-month gap between the prior versions sets a precedent that makes an October rollout aggressive, while September leaks about a completed pretraining run have not translated into announcements, model cards, or API availability. Traders appear to weigh the absence of verifiable progress against historical cadence and competitive pressure from other frontier labs, resulting in a leading "no release by October 31" outcome at 17.8% and no single date exceeding 15.5%. Key upcoming catalysts include any Anthropic blog post, API update, or credible third-party confirmation that could rapidly shift implied probabilities.