# Classic Exchange Admin Center: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 4 judge labels across 1 category by 4 of 14 models. Page: https://www.gane.ai/index/it/vendors/classic-exchange-admin-center

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Microsoft 365 management](https://www.gane.ai/index/it/operations/microsoft-365-management/index.md) | 0% | 157 | 100% | 4 |

## And against it

- "It was deprecated for worldwide customers in December 2022. Use the new Exchange Admin Center" (GPT-6 Luna, M365 management)
- "Why avoid: The classic EAC lacks modern UI performance, support for modern protocols" (Gemini 3.5 Flash, M365 management)
- "Deprecated June 2023 | New EAC at admin.exchange.microsoft.com" (Kimi K2, M365 management)
- "Fully deprecated by September 2022 for worldwide tenants." (GLM 4.7 FlashX, M365 management)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 1 | 1 |
| Perplexity Sonar | 0 | 0 | 0 | 0 | 0 |
| Grok 4.20 | 0 | 0 | 0 | 0 | 0 |
| Mistral Small | 0 | 0 | 0 | 0 | 0 |
| DeepSeek V4 Flash | 0 | 0 | 0 | 0 | 0 |
| Llama 4 Maverick | 0 | 0 | 0 | 0 | 0 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 1 | 1 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 1 | 1 |
| MiniMax M2.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-6 Luna | 0 | 0 | 0 | 1 | 1 |
| Muse Glimmer 30B | 0 | 0 | 0 | 0 | 0 |

## Sources returned with these answers

The sites and pages cited by the answers that named Classic Exchange Admin Center, from 3 of the 4 answers that named it (only the models that return a source list).

### Domains cited

- learn.microsoft.com: 3
- blog.admindroid.com: 2
- github.com: 2
- manageengine.com: 2
- techcommunity.microsoft.com: 2
- 365adviser.com: 1
- acloudguy.com: 1
- appgovscore.com: 1
- blog.topedia.com: 1
- cdn-dynmedia-1.microsoft.com: 1

### Pages cited

- https://manageengine.com/microsoft-365-management-reporting/help/deprecation.html: 2
- https://techcommunity.microsoft.com/blog/exchange/deprecation-of-the-classic-exchange-admin-center-in-ww-service/2736358: 2
- https://365adviser.com/blog/powershell/securely-connect-microsoft-365-azure-using-powershell-mfa: 1
- https://acloudguy.com/category/o365: 1
- https://appgovscore.com/blog/end-of-rbac-application-impersonation-10-step-survival-guide: 1
- https://blog.admindroid.com/2022-end-of-support-milestone-in-microsoft-365: 1
- https://blog.admindroid.com/2026-end-of-support-milestone-in-microsoft-365: 1
- https://blog.topedia.com/posts/ende-von-microsoft-365-compliance-center: 1

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/it.