Claude Sonnet 4 — Retired — shutdown October 9, 2026
For Claude Sonnet 4, provider is Databricks; lifecycle status is Retired; shutdown / retirement date is October 9, 2026; recommended replacement is Claude Sonnet 4.6; platform / deployment scope is Databricks Foundation Model APIs — pay-per-token, recorded from its source on 2026-10-08; source re-checked 2026-11-11.
- Provider
- Databricks our reading
- Model ID / API name
- Claude Sonnet 4 verified
- Human-readable model name
- Anthropic Claude Sonnet 4 verified
- Lifecycle status
- Retired
- Shutdown / retirement date
- October 9, 2026 verified
- Recommended replacement
- Claude Sonnet 4.6 verified
- Platform / deployment scope
- Databricks Foundation Model APIs — pay-per-token our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
| Anthropic Claude Sonnet 4 | **Pay-per-token:** October 9, 2026 | Claude Sonnet 4.6 |
— learn.microsoft.com, retrieved 2026-10-08
Source
- learn.microsoft.comhttps://learn.microsoft.com/en-us/azure/databricks/machine-learning/retired-models-policy
This one changes, and we watch it.AI model deprecation and retirement dates by provider is re-read on a schedule and every change is dated. Subscribe: Atom feed · JSON · what has changed so far.