MoonshotAI: Kimi K2 0905 vs OpenAI o3
Compare MoonshotAI: Kimi K2 0905 by Moonshot AI against OpenAI o3 by OpenAI, tested across 54 shared challenges. Updated May 2026.
Which is better, MoonshotAI: Kimi K2 0905 or OpenAI o3?
MoonshotAI: Kimi K2 0905 and OpenAI o3 are both competitive models. MoonshotAI: Kimi K2 0905 costs $0.6/M input tokens vs $10/M for OpenAI o3. Compare their real outputs side by side below.
Key Differences Between MoonshotAI: Kimi K2 0905 and OpenAI o3
MoonshotAI: Kimi K2 0905 is made by moonshotai while OpenAI o3 is from openai. On pricing, MoonshotAI: Kimi K2 0905 costs $0.6/M input tokens vs $10/M for OpenAI o3.
Per 1M tokens
MoonshotAI: Kimi K2 0905 is cheaper on both — 17× input, 16× output
No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.
MoonshotAI: Kimi K2 0905 is 16x cheaper per token — worth considering if cost matters.
Style Comparison
MoonshotAI: Kimi K2 0905 uses 14.6x more emoji
