DeepSeek R1 vs Z.ai: GLM 5.2
Compare DeepSeek R1 by DeepSeek against Z.ai: GLM 5.2 by Zhipu AI, context windows of 128K vs 1.0M, tested across 53 shared challenges. Updated June 2026.
Which is better, DeepSeek R1 or Z.ai: GLM 5.2?
DeepSeek R1 and Z.ai: GLM 5.2 are both competitive models. DeepSeek R1 costs $0.55/M input tokens vs $1.4/M for Z.ai: GLM 5.2. Context windows: 128K vs 1049K tokens. Compare their real outputs side by side below.
Key Differences Between DeepSeek R1 and Z.ai: GLM 5.2
DeepSeek R1 is made by deepseek while Z.ai: GLM 5.2 is from zhipu. DeepSeek R1 has a 128K token context window compared to Z.ai: GLM 5.2's 1049K. On pricing, DeepSeek R1 costs $0.55/M input tokens vs $1.4/M for Z.ai: GLM 5.2.
No community votes yet. On paper, Z.ai: GLM 5.2 has the edge — bigger model tier, newer, bigger context window.
Cost per 1M tokens
DeepSeek R1 is cheaper on both — 2.5× input, 2.0× output
Style Comparison
DeepSeek R1 uses 4.3x more emoji
