Live23 Sept 2026/8 verified items today/Claim check: Yes, a 744B model runs on a laptop with no GPU/Daily digest
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Release pages

Tier 1 releases get a layered page the same day: verdict, what changed, technical deep dive, hands-on lab, proof and community. Beginners stop at layer 2; engineers go to layer 5.

ConfirmedAnthropic · 23 Sept 2026
Claude Opus 5.5 ships: Opus-tier quality at a 20% lower price

Opus 5.5 replaces Opus 5 at $4 / $20 per 1M tokens (vs $5 / $25), same context and output limits.

ConfirmedOpenAI · 28 Aug 2026
OpenAI Frontier 2 (demo) released; Frontier 1 deprecated for 1 December

Frontier 2 (demo) supersedes Frontier 1 with larger context and audio input; Frontier 1 is deprecated.