claude-opus-4-5 — GA or Deprecated — shutdown 2026-11-24 or 2026-09-01 — sources disagree
For claude-opus-4-5, provider is Microsoft Azure / Foundry; lifecycle status is disputed: GA per learn.microsoft.com, Deprecated per github.blog; shutdown / retirement date is disputed: 2026-11-24 per learn.microsoft.com, 2026-09-01 per github.blog; platform / deployment scope is Microsoft Foundry — version 1, hosted on Anthropic infrastructure, recorded from its source on 2026-09-29; source re-checked 2026-10-13.
- Provider
- Microsoft Azure / Foundry our reading
- GitHub Copilot per github.blog
- Model ID / API name
- claude-opus-4-5 verified
- Human-readable model name
- claude-opus-4-5 verified
- Lifecycle status
- GA sources disagree
- Shutdown / retirement date
- 2026-11-24 sources disagree
- Platform / deployment scope
- Microsoft Foundry — version 1, hosted on Anthropic infrastructure our reading
- GitHub Copilot per github.blog
- Recommended replacement
- Claude Opus 4.7, Claude Opus 4.8, or Claude Opus 5 per github.blog
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
| claude-opus-4-5 | 1 | GA | 2026-11-24 | — |
— learn.microsoft.com, retrieved 2026-09-29
Where each value comes from
This source states these in separate places, so each value is shown with the passage that states it.
Shutdown / retirement date
| Model | Version | Lifecycle | Retirement date | Replacement | | --- | --- | --- | --- | --- | | claude-sonnet-5 | 2 | GA | 2027-06-30 | — | | claude-sonnet-5 | 1 | GA | 2027-06-30 | — | | claude-sonnet-4-6 | 1 | GA | 2027-02-10 | — | | claude-sonnet-4-5 | 1 | GA | 2026-11-30 | claude-sonnet-5-5 | | claude-opus-5 | 2 | GA | 2027-07-08 | — | | claude-opus-5 | 1 | GA | 2027-07-08 | — | | claude-opus-4-8 | 2 | GA | 2027-09-01 | — | | claude-opus-4-8 | 1 | GA | 2027-09-01 | — | | claude-opus-4-7 | 1 | GA | 2027-04-06 | — | | claude-opus-4-6 | 1 | GA | 2027-02-02 | — | | claude-opus-4-5 | 1 | GA | 2026-11-24 | — |
Platform / deployment scope
Version 1: Hosted on Anthropic infrastructure
— all from learn.microsoft.com, retrieved 2026-09-29
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 GA, as of 2026-09-29.
| claude-opus-4-5 | 1 | GA | 2026-11-24 | — |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
github.blog says lifecycle status is Deprecated, as of 2026-09-09.
Claude Opus 4.5 | 2026-09-01 | Claude Opus 4.7, Claude Opus 4.8, or Claude Opus 5 |
https://github.blog/changelog/2026-08-31-selected-github-copilot-models-deprecated/
Shutdown / retirement date
learn.microsoft.com says shutdown / retirement date is 2026-11-24, as of 2026-09-29.
| claude-opus-4-5 | 1 | GA | 2026-11-24 | — |
https://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
github.blog says shutdown / retirement date is 2026-09-01, as of 2026-09-09.
Claude Opus 4.5 | 2026-09-01 | Claude Opus 4.7, Claude Opus 4.8, or Claude Opus 5 |
https://github.blog/changelog/2026-08-31-selected-github-copilot-models-deprecated/
Sources
- learn.microsoft.comhttps://learn.microsoft.com/en-us/azure/foundry/openai/concepts/model-retirement-schedule
- github.bloghttps://github.blog/changelog/2026-08-31-selected-github-copilot-models-deprecated/