# Google Gemini 2.5 Pro (preview 03-25) — deprecation status

> Yes — Gemini 2.5 Pro (preview 03-25) is retired. Google shut it down on December 2, 2025; API requests to it now fail. The recommended replacement is Gemini 3.1 Pro (preview).

The first 2.5 Pro preview, from March 2025, and the release where Gemini started thinking before answering by default. It was widely benchmarked under this id, which is why it still appears in evaluation code. Shut down December 2025.

## Facts

| Field | Value |
| --- | --- |
| Provider | Google |
| Model id | `gemini-2.5-pro-preview-03-25` |
| Status | Retired |
| Released | March 25, 2025 |
| Shutdown | December 2, 2025 (240 days ago) |
| Last verified | July 30, 2026 |

## Replacement

- **Gemini 3.1 Pro (preview)** (`gemini-3.1-pro-preview`) · recommended — https://modeldeprecations.dev/google/gemini-3.1-pro-preview
  - If you are reproducing a benchmark rather than shipping, note that no hosted model reproduces this snapshot's behaviour.
  - Parameters it accepts: https://modelparams.dev/models/google/gemini-3.1-pro-preview

```diff
- "model": "gemini-2.5-pro-preview-03-25"
+ "model": "gemini-3.1-pro-preview"
```

## FAQ

### When did Google Gemini 2.5 Pro (preview 03-25) shut down?

Google Gemini 2.5 Pro (preview 03-25) shut down on December 2, 2025. API requests to it fail from that date onward.

### What replaces Google Gemini 2.5 Pro (preview 03-25)?

Google recommends Gemini 3.1 Pro (preview) (`gemini-3.1-pro-preview`) as the replacement for Google Gemini 2.5 Pro (preview 03-25). If you are reproducing a benchmark rather than shipping, note that no hosted model reproduces this snapshot's behaviour.

### Is Google Gemini 2.5 Pro (preview 03-25) still available?

No. Google Gemini 2.5 Pro (preview 03-25) is retired and no longer served — it was shut down on December 2, 2025. Calls to it return an error.

### How do I migrate from Google Gemini 2.5 Pro (preview 03-25) to gemini-3.1-pro-preview?

Swap the model id in your API call: replace "gemini-2.5-pro-preview-03-25" with "gemini-3.1-pro-preview". If you are reproducing a benchmark rather than shipping, note that no hosted model reproduces this snapshot's behaviour.

## Sources

- [Gemini API deprecations](https://ai.google.dev/gemini-api/docs/deprecations) — accessed 2026-07-30

---

Canonical page: https://modeldeprecations.dev/google/gemini-2.5-pro-preview-03-25
JSON: https://modeldeprecations.dev/api/v1/models/google/gemini-2.5-pro-preview-03-25.json