anthropicIMAGE
Claude Opus 5.5 launch-day rumors roundup
A roundup of Opus 5.5 rumors covers leaked pricing, cache costs, internal codename and benchmarks, with expectations that it will challenge GPT-6 Astra.
KC
@karanC_12Archived 2026.09.23Originally posted 2026.09.23
KC @karanC_12Originally posted 2026.09.23
🚨 Happy Claude Opus 5.5 day to those who celebrate. • Reportedly launching today • Leaked price: $4 / $20 per 1M tokens. • ~20% cheaper than Opus 5 • Cache reads reportedly $0.20/M • Reportedly beats Fable 5.1 in early testing. • Major coding + agentic upgrade • Expected to challenge GPT-6 Astra. • Internal codename: claude-wafer-eap • Full benchmarks + pricing still unconfirmed. Anthropic really said: Opus 5 → Opus 5.5
x.com/karanc_12/status/2102431858978087373Archived 2026.09.23 10:28