DeepSeek-R1-0528 — Retired or Deprecated — shutdown 2026-07-13 or 4/14/2026 — sources disagree
For DeepSeek-R1-0528, provider is Microsoft Azure / Foundry; lifecycle status is disputed: Retired per learn.microsoft.com, Deprecated per docs.sambanova.ai; shutdown / retirement date is disputed: 2026-07-13 per learn.microsoft.com, 4/14/2026 per docs.sambanova.ai; recommended replacement is disputed: DeepSeek-V4-Pro per learn.microsoft.com, gpt-oss-120b per docs.sambanova.ai; platform / deployment scope is Azure / Microsoft Foundry, recorded from its source on 2026-08-28; source re-checked 2026-10-13.
- Provider
- Microsoft Azure / Foundry our reading
- SambaNova per docs.sambanova.ai
- Model ID / API name
- DeepSeek-R1-0528 verified
- Human-readable model name
- DeepSeek-R1-0528 verified
- Lifecycle status
- Retired sources disagree
- Shutdown / retirement date
- 2026-07-13 sources disagree
- Recommended replacement
- DeepSeek-V4-Pro sources disagree
- Platform / deployment scope
- Azure / Microsoft Foundry our reading
- SambaNova SambaCloud per docs.sambanova.ai
- Deprecation announced
- March 31, 2026 per docs.sambanova.ai
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
| DeepSeek-R1-0528 | 1 | Retired | 2026-07-13 | DeepSeek-V4-Pro |
— learn.microsoft.com, retrieved 2026-08-28
Where each value comes from
The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.
Shutdown / retirement date
| Model | Version | Lifecycle | Retirement date | Replacement | | --- | --- | --- | --- | --- | | DeepSeek-R1 | 1 | Retired | 2026-08-13 | DeepSeek-V4-Pro | | DeepSeek-R1-0528 | 1 | Retired | 2026-07-13 | DeepSeek-V4-Pro |
— all from learn.microsoft.com, retrieved 2026-08-28
Sources disagree
More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.
Lifecycle status
learn.microsoft.com says lifecycle status is Retired, as of 2026-08-28.
| DeepSeek-R1-0528 | 1 | Retired | 2026-07-13 | DeepSeek-V4-Pro |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
docs.sambanova.ai says lifecycle status is Deprecated, as of 2026-09-15.
| `DeepSeek-R1-0528` | 4/14/2026 | `gpt-oss-120b` |
https://docs.sambanova.ai/docs/en/models/deprecations.md
Shutdown / retirement date
learn.microsoft.com says shutdown / retirement date is 2026-07-13, as of 2026-08-28.
| DeepSeek-R1-0528 | 1 | Retired | 2026-07-13 | DeepSeek-V4-Pro |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
docs.sambanova.ai says shutdown / retirement date is 4/14/2026, as of 2026-09-15.
| `DeepSeek-R1-0528` | 4/14/2026 | `gpt-oss-120b` |
https://docs.sambanova.ai/docs/en/models/deprecations.md
Recommended replacement
learn.microsoft.com says recommended replacement is DeepSeek-V4-Pro, as of 2026-08-28.
| DeepSeek-R1-0528 | 1 | Retired | 2026-07-13 | DeepSeek-V4-Pro |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
docs.sambanova.ai says recommended replacement is gpt-oss-120b, as of 2026-09-15.
| `DeepSeek-R1-0528` | 4/14/2026 | `gpt-oss-120b` |
Where the other sources' values come from
These values were taken from a passage elsewhere on the other source's page, not from the row quoted with it above.
Lifecycle status
This document outlines the deprecation process, provides guidance on migration, and maintains a historical record of deprecated models with their recommended alternatives.
— docs.sambanova.ai, retrieved 2026-09-15
Sources
- learn.microsoft.comhttps://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
- docs.sambanova.aihttps://docs.sambanova.ai/docs/en/models/deprecations.md
- docs.sambanova.aihttps://docs.sambanova.ai/docs/en/models/deprecations