Anthropic releases Claude 2 and opens claude.ai in beta
Claude 2 released — up to 100K input tokens per prompt, plus a public beta website, claude.ai, alongside the API (US and UK)
Why it matters
Company-reported scores: Codex HumanEval 71.2% (Claude 1.3: 56.0%), GSM8k 88.0% (85.2%), and 76.5% on the multiple-choice section of the Bar exam (73.0%); API priced the same as Claude 1.3
Source — Primary sources first; secondary reports are labelled “Press”
Officialanthropic.comhttps://www.anthropic.com/news/claude-2Added in Week 41, 2026 · See that week