DeepSeek R1 vs MoonshotAI: Kimi K2 0905
Compare DeepSeek R1 by DeepSeek against MoonshotAI: Kimi K2 0905 by Moonshot AI, context windows of 128K vs 262K, tested across 54 shared challenges. Updated May 2026.
Which is better, DeepSeek R1 or MoonshotAI: Kimi K2 0905?
DeepSeek R1 and MoonshotAI: Kimi K2 0905 are both competitive models. DeepSeek R1 costs $0.55/M input tokens vs $0.6/M for MoonshotAI: Kimi K2 0905. Context windows: 128K vs 262K tokens. Compare their real outputs side by side below.
Key Differences Between DeepSeek R1 and MoonshotAI: Kimi K2 0905
DeepSeek R1 is made by deepseek while MoonshotAI: Kimi K2 0905 is from moonshotai. DeepSeek R1 has a 128K token context window compared to MoonshotAI: Kimi K2 0905's 262K. On pricing, DeepSeek R1 costs $0.55/M input tokens vs $0.6/M for MoonshotAI: Kimi K2 0905.
Per 1M tokens
DeepSeek R1 is cheaper on both — 1.1× input, 1.1× output
No community votes yet. On paper, MoonshotAI: Kimi K2 0905 has the edge — bigger model tier, newer, bigger context window.
Style Comparison
DeepSeek R1 uses 4.9x more transitions
