Anthropic exec confirms Haiku 5.5 will round out the Claude family in weeks

every · x · 2026-09-29

After every.to's Vibe Check dubbed Sonnet 5.5 the 'middle child' of Claude's crowded family, Anthropic's Mike Krieger confirmed that Haiku 5.5 will round out the family in the coming weeks.

Related event: Anthropic's Haiku 5.5 to Arrive Within Weeks(2 posts)→

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