Model and API retirements

64 within 30 days · 558 firm dates ahead

claude-sonnet-5 (2) retirement date and replacement

Microsoft Foundry · Model · retires Jun 30, 2027 (in 8 months)Unverified

Vendor page

Dates

Checked Nov 9, 2026 on Microsoft's page
RetiresJun 30, 2027 (in 8 months)
ReplacementNone named
Model makerAnthropic
What it isclaude-sonnet-5 (2) stops answering on Microsoft Foundry.
Sourcelearn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
Microsoft
Microsoft FoundryModelUnverified

grok-4-1-fast-non-reasoning

Stops answering on Microsoft Foundry.

in 6 monthsMay 19, 2027
Microsoft FoundryModelUnverified

grok-4-1-fast-reasoning

Stops answering on Microsoft Foundry.

in 6 monthsMay 19, 2027
Microsoft FoundryModelUnverified

model-router (2025-11-18)

Stops answering on Microsoft Foundry.

in 6 monthsMay 20, 2027
Microsoft FoundryModelUnverified

embed-v-4-0 (1)

Stops answering on Microsoft Foundry; use Coher-embed-v5-fast, Cohere-embed-v5-pro instead.

in 7 monthsJun 1, 2027
Microsoft FoundryModelUnverified

claude-opus-5 (2)

Stops answering on Microsoft Foundry.

in 8 monthsJul 8, 2027