# K2 Think

MBZUAI/G42 chat app for the open Apache-2.0 K2 Think V2 reasoning model, served on Cerebras. K2 Think is free, with no paid plan attached, at k2think.ai.

## Facts

- **Pricing tier:** Free
- **Works on:** Web, iOS, Android
- **Works in browser:** Yes
- **Sign-up:** Google sign-in

## Capabilities

- MBZUAI/G42 chat app for the open Apache-2.0 K2 Think V2 reasoning model, served on Cerebras
- Web, iOS and Android with Google or Apple sign-in and chat history sync
- No subscription or in-app purchases

## FAQ

### What is K2 Think?

K2 Think is listed under General Purpose Chatbots, in the AI Chat & Assistants category on Flocci AI Tools. MBZUAI/G42 chat app for the open Apache-2.0 K2 Think V2 reasoning model, served on Cerebras. It is free, with no paid plan attached, and it lives at k2think.ai.

### Is K2 Think free?

K2 Think is listed as fully free — there is no paid tier attached to it in the catalog. That makes it one of the 397 entries on Flocci AI Tools with no upgrade path built in.

### Can I use K2 Think in a browser, or is there an app?

K2 Think works in a normal browser tab with no install. It is available on the web, iOS and Android. You can sign in with a Google account.

### What can K2 Think do?

K2 Think does 3 things the catalog singles out: Mbzuai/g42 chat app for the open apache-2.0 k2 think v2 reasoning model, served on cerebras; web, ios and android with google or apple sign-in and chat history sync; no subscription or in-app purchases.

### What is the best free alternative to K2 Think?

Apertus Chat (Public AI) is the closest free alternative: it sits in the same General Purpose Chatbots sub-category and is free. Falcon LLM Chat (TII), Google AI Mode and HuggingChat also start free. The full list is on the alternatives page.

## Related

- [K2 Think alternatives](https://aitools.flocci.in/alternatives/k2-think)
- [General Purpose Chatbots](https://aitools.flocci.in/category/ai-chat-assistants/general-purpose-chatbots)
- [Best free AI chatbots](https://aitools.flocci.in/best/best-general-purpose-chatbots)
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Source: Flocci AI Tools — https://aitools.flocci.in/tool/k2-think

Facts last verified: October 2026