Sunsetsby Glyphclaude-opus-4-5 (1) retirement date and replacement
Microsoft Foundry · Model · retires Nov 24, 2026 (in 15 days)Unverified
Dates
Checked Nov 9, 2026 on Microsoft's page| Retires | Nov 24, 2026 (in 15 days) |
|---|---|
| Replacement | None named |
| Model maker | Anthropic |
| What it is | claude-opus-4-5 (1) stops answering on Microsoft Foundry. |
| Source | learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule |
Changes
Retirement dateUnverified
Microsoft moved claude-opus-4-5 (1) from Oct 19, 2026 to Nov 24, 2026.
Oct 2Source
Around the same time on Microsoft Foundry
MicrosoftMicrosoft FoundryModelUnverified
Cohere-command-a-plus-05-2026 (1)
Stopped answering on Microsoft Foundry.
24 days agoOct 16
in 6 daysNov 15
Microsoft FoundryModelUnverified
Llama-4-Maverick-17B-128E-Instruct-FP8
Stops answering on Microsoft Foundry.
in 10 daysNov 19
Microsoft FoundryModelUnverified
claude-sonnet-4-5 (1)
Stops answering on Microsoft Foundry; use claude-sonnet-5-5 instead.
in 21 daysNov 30
Microsoft FoundryModelUnverified
DeepSeek-V4-Flash-0731 (2026-07-31)
Stops answering on Microsoft Foundry.
in 24 daysDec 3
Microsoft FoundryModelUnverified
Ministral-3B (1)
Stops answering on Microsoft Foundry; use ministral-ministral-4b-instruct instead.
in 30 daysDec 9
Microsoft FoundryModelUnverified
mistral-medium-2505 (1)
Stops answering on Microsoft Foundry; use mistral-medium-3-5 instead.
in 30 daysDec 9
in 36 daysDec 15
in 57 daysJan 5, 2027
in 57 daysJan 5, 2027