Leak: OpenAI's fable 5.5 locked for release today as Opus 5.5 shifts momentum
haider1 · x · 2026-10-20
An unconfirmed leak claims OpenAI's fable 5.5 is locked in for release today. The author notes Anthropic seems under no pressure, as Opus 5.5 has shifted sentiment with many users switching back to Claude while OpenAI stumbles; speculation points to gpt-6.1 terra as OpenAI's real answer.
Related event: "Fable 5.5 tomorrow" rumor debunked as community prank spirals viral(13 posts)→
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