# Moonshot AI Kimi K2 Thinking Turbo — deprecation status

> Yes — Kimi K2 Thinking Turbo is retired. Moonshot AI shut it down on May 25, 2026; API requests to it now fail. The recommended replacement is Kimi K2.6.

The fast-serving variant of K2 Thinking, and the fourth K2 id to express a combination of one model, one mode and one speed tier. Five ids for one model family is what the K2.6 consolidation was reacting to. Discontinued 25 May 2026.

## Facts

| Field | Value |
| --- | --- |
| Provider | Moonshot AI |
| Model id | `kimi-k2-thinking-turbo` |
| Status | Retired |
| Shutdown | May 25, 2026 (70 days ago) |
| Last verified | August 3, 2026 |

## Replacement

- **Kimi K2.6** (`kimi-k2.6`) · recommended — https://modeldeprecations.dev/moonshot/kimi-k2.6
  - Parameters it accepts: https://modelparams.dev/models/moonshot/kimi-k2.6

```diff
- "model": "kimi-k2-thinking-turbo"
+ "model": "kimi-k2.6"
```

## FAQ

### When did Moonshot AI Kimi K2 Thinking Turbo shut down?

Moonshot AI Kimi K2 Thinking Turbo shut down on May 25, 2026. API requests to it fail from that date onward.

### What replaces Moonshot AI Kimi K2 Thinking Turbo?

Moonshot AI recommends Kimi K2.6 (`kimi-k2.6`) as the replacement for Moonshot AI Kimi K2 Thinking Turbo.

### Is Moonshot AI Kimi K2 Thinking Turbo still available?

No. Moonshot AI Kimi K2 Thinking Turbo is retired and no longer served — it was shut down on May 25, 2026. Calls to it return an error.

### How do I migrate from Moonshot AI Kimi K2 Thinking Turbo to kimi-k2.6?

Swap the model id in your API call: replace "kimi-k2-thinking-turbo" with "kimi-k2.6". Keep the rest of the request the same, then re-check the parameters the new model accepts before you ship.

## Sources

- [Kimi model list](https://platform.kimi.ai/docs/models) — accessed 2026-08-03

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Canonical page: https://modeldeprecations.dev/moonshot/kimi-k2-thinking-turbo
JSON: https://modeldeprecations.dev/api/v1/models/moonshot/kimi-k2-thinking-turbo.json