Model releaseHigh global significanceConfirmed confidence
Anthropic releases Claude 3.5 Sonnet
Claude 3.5 Sonnet improves reasoning, coding and vision, and introduces Artifacts.
What happened
Event details
Claude 3.5 Sonnet reaches stronger capability at the mid-range model cost tier. The release also introduces Artifacts, changing how users collaborate with model-generated content.
Assessment
Why it matters
A published model record with a documented capability or availability change.
73/100Global significance score. Regional effects are recorded only when the evidence supports a meaningful difference.
Availability
Access notes
Available through Anthropic's product and API access channels.