DeepSeek R1 vs GLM 4.7 Flash

Compare DeepSeek R1 by DeepSeek against GLM 4.7 Flash by Zhipu AI, context windows of 128K vs 200K, tested across 53 shared challenges. Updated April 2026.

Which is better, DeepSeek R1 or GLM 4.7 Flash?

DeepSeek R1 and GLM 4.7 Flash are both competitive models. DeepSeek R1 costs $0.55/M input tokens vs $0.07/M for GLM 4.7 Flash. Context windows: 128K vs 200K tokens. Compare their real outputs side by side below.

Key Differences Between DeepSeek R1 and GLM 4.7 Flash

DeepSeek R1 is made by deepseek while GLM 4.7 Flash is from zhipu. DeepSeek R1 has a 128K token context window compared to GLM 4.7 Flash's 200K. On pricing, DeepSeek R1 costs $0.55/M input tokens vs $0.07/M for GLM 4.7 Flash.

Our Verdict
DeepSeek R1
DeepSeek R1
GLM 4.7 Flash
GLM 4.7 Flash

No community votes yet. On paper, these are closely matched - try both with your actual task to see which fits your workflow.

GLM 4.7 Flash is 5.5x cheaper per token — worth considering if cost matters.

Too close to call
Writing DNA

Style Comparison

Similarity
99%

DeepSeek R1 uses 4.3x more emoji

DeepSeek R1
GLM 4.7 Flash
62%Vocabulary52%
15wSentence Length15w
0.52Hedging0.33
8.0Bold5.8
5.7Lists4.7
0.04Emoji0.00
0.62Headings0.68
0.28Transitions0.13
Based on 22 + 19 text responses
vs

Ask them anything yourself

DeepSeek R1GLM 4.7 Flash

279 AI models invented the same fake scientist.

We read every word. 250 models. 2.14 million words. This is what we found.

AI Hallucination Index 2026
Free preview13 of 58 slides
FAQ

Common questions