模型多源确认
传 Claude Opus 5.5 实际路由至其他模型，Claude Fable 5.5 或为幕后候选
精选理由
有人发现 Claude Opus 5.5 背后可能偷偷换了模型，候选名字叫 Claude Fable 5.5，Anthropic 还没承认，吃瓜看看就好。
据 testingcatalog 报道，Claude Opus 5.5 被指在后台路由到另一个性能更强的模型。潜在候选是名为 Claude Fable 5.5 的模型，但 Anthropic 尚未确认。文中还提到 Anthropic 本周在斯德哥尔摩举办 Founder House 活动，这类活动通常不用于产品发布，但可能包含前沿能力演示。
原文 · TestingCatalog
ANTHROPIC 🔥: Claude Opus 5.5 is reportedly routed to a different model with much better performance.
Claude Fable 5.5 is a potential candidate for the model behind the scenes, but it remains unknown.
As a side note, Anthropic is hosting a Founder House event in Stockholm this week. Typically, these events aren't used for product announcements but may overlap with showcases of frontier capabilities.
The best is yet to come 👀
