Unverified: Haiku 5.5 rumored to match Sonnet, tier hierarchy may shift up
rudrank · x · 2026-10-08
Developer Mehul (mehulmpt) claims the new Haiku 5.5 will "kill the Haiku tier": Haiku performing like Sonnet and Sonnet like Opus, predicting a general shift up in Anthropic's model tiers. This is an unverified rumor/speculation — Anthropic has not confirmed the naming or performance claims.
Related event: Rumors point to imminent Claude Haiku 5.5 release(4 posts)→
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