Text modelsAnthropic
Claude Sonnet 4.6: model archive
Claude Sonnet 4.6 is a previous model version. This page remains for older publications, links, and version history; use Claude Sonnet 5 for new work.
Claude Sonnet 4.6 is not available in Neiron. The closest alternative in Neiron is Claude Sonnet 5.
Capabilities
Version archive
Model-family history
Use cases
Older publications and linksVersion comparison
What to verify before use
Claude Sonnet 4.6 can no longer be selected in the product. The current alternative is Claude Sonnet 5.
Compare with
FAQ
Can I select Claude Sonnet 4.6 in Neiron now?
No. Use the current Claude Sonnet 5 model for new work.
Why is the archive page preserved?
It keeps older links and publication context usable after the model family is updated.