What is the context window of K2 Think V2?

K2 Think V2 has a context window of 512k tokens.

When was K2 Think V2 released?

K2 Think V2 was released on 2026-01-27.

What benchmarks has K2 Think V2 been tested on?

K2 Think V2 has been evaluated on 1 benchmark, including Google-Proof Q&A.

K2 Think V2

Name: K2 Think V2
Author: MBZUAI

Open Source

About

K2 Think V2 is a 70B parameter open-source reasoning model from MBZUAI (Mohamed bin Zayed University of Artificial Intelligence), developed in collaboration with G42 and Cerebras Systems. Built on the K2-V2 base model, it is optimized for deep multi-step reasoning across math, science, coding, logic, and long-context tasks with a 512K token context window. Released under a '360-open' approach including weights, training code, data, and evaluation tools.