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Anthropic

When was Claude 3.5 Sonnet released? June 20, 2024

Yes. Claude 3.5 Sonnet was released on June 20, 2024.

A browser notification for each confirmed release in this family. No account or email.

Lab
Anthropic
Family
Claude
Release date
Source
Wikipedia · Claude (model release history)

About Claude 3.5 Sonnet

Claude 3.5 Sonnet arrived in June 2024 and was revised in October 2024. Public date from the family biography or the public catalogue; a listing date is not always the release day.

Next Claude model to watch

Questions

When was Claude 3.5 Sonnet released?
Claude 3.5 Sonnet was released on June 20, 2024.
Who makes Claude 3.5 Sonnet?
Claude 3.5 Sonnet is made by Anthropic.
What comes after Claude 3.5 Sonnet?
Claude 3.7 Sonnet, released on February 24, 2025.