Is Microsoft Azure AI Foundry GPT-5.1 deprecated?
Active
No. GPT-5.1 is active at Microsoft Azure AI Foundry and has no announced end date.
Lifecycle dates
- Status
- Active
- Deprecation announced
- not announced
- Shutdown date
- (in ~10 months)
Pricing & context
- Input
- $1.25 / M tokens
- Output
- $10.00 / M tokens
- Context window
- 400K tokens
- Model maker
- OpenAI
Sources
- learn.microsoft.com https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
- prices.azure.com https://prices.azure.com/api/retail/prices?$filter=serviceName eq 'Foundry Models' and contains(meterName,'GPT 5.1 inp Gl')
- azure.microsoft.com https://azure.microsoft.com/en-us/pricing/details/cognitive-services/openai-service/
Verified against the source on . Dataset snapshot . Providers can change a date without notice — the link above is always the final word.
Common questions
- Is GPT-5.1 deprecated?
- No. GPT-5.1 is active at Microsoft Azure AI Foundry and has no announced end date.
- When does GPT-5.1 shut down?
- Microsoft Azure AI Foundry has announced 2027-05-15 as the shutdown date for GPT-5.1.
- What does GPT-5.1 cost?
- $1.25 per million input tokens and $10.00 per million output tokens, as last verified on 2026-07-18.