Opus 5.5 checkpoint reportedly live, release possibly Tuesday to pressure GPT-6 Sol

Chubby♨️ @kimmonismusOriginally posted 2026.09.20

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Now we are talking. According to leaker Lyra, a new checkpoint for the upcoming Opus update - now version 5.5 (Codename "claude-wafer-eap")- is already available. Rumor has it that the release is imminent - potentially as early as Tuesday - and could put immense pressure on GPT-6-(sol).

This post quotes another post: x.com/lyraxana/status/2101668658711798083