Anthropic’s September 22 announcement that Claude Haiku 5.5 will launch in the coming weeks, alongside the already-released Opus 5.5 and Sonnet 5.5, is the dominant catalyst shaping trader views on a 4.6+ Haiku debut in Text Arena. The 5.5 family carries reported gains in performance, efficiency, and safety, following the pattern of Haiku 4.5’s October 2025 release and rapid arena integration. Text Arena’s crowdsourced Elo-style leaderboard, where Opus 5.5 quickly claimed the top spot after its September 22 debut, provides the resolution benchmark. Traders are watching for official Anthropic confirmation, API availability, or arena-side model addition, with historical timing suggesting a late-September-to-October window before deprecation pressures on Haiku 4.5 accelerate.
Eksperimental na AI-generated summary na nire-reference ang Polymarket data. Hindi ito trading advice at wala itong papel sa kung paano nire-resolve ang market na ito. · Na-updateView resolved

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