GPT-5 vs Kimi K2

Compare GPT-5 by OpenAI against Kimi K2 by Moonshot AI, in 9 community votes, kimi k2 wins 56% of head-to-head duels, tested across 34 shared challenges. Updated February 2026.

In 9 community votes, Kimi K2 wins 56% of head-to-head duels. Kimi K2 leads in Conversation. Based on blind community voting from the RIVAL open dataset of 9+ human preference judgments for this pair.