Claude Sonnet 4
Nothing here. The model returned empty. We stared at it for a while.
Claude Sonnet 4 vs GLM 4.7 Flash
Compare Claude Sonnet 4 by Anthropic against GLM 4.7 Flash by Zhipu AI, context windows of 200K vs 200K, tested across 33 shared challenges. Updated April 2026.
Which is better, Claude Sonnet 4 or GLM 4.7 Flash?
Claude Sonnet 4 and GLM 4.7 Flash are both competitive models. Claude Sonnet 4 costs $3/M input tokens vs $0.07/M for GLM 4.7 Flash. Context windows: 200K vs 200K tokens. Compare their real outputs side by side below.
Key Differences Between Claude Sonnet 4 and GLM 4.7 Flash
Claude Sonnet 4 is made by anthropic while GLM 4.7 Flash is from zhipu. Claude Sonnet 4 has a 200K token context window compared to GLM 4.7 Flash's 200K. On pricing, Claude Sonnet 4 costs $3/M input tokens vs $0.07/M for GLM 4.7 Flash.
Our Verdict
Claude Sonnet 4
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 38x cheaper per token — worth considering if cost matters.
Too close to call
Writing DNA
Style Comparison
Similarity
76%
Claude Sonnet 4 uses 87.9x more emoji
Claude Sonnet 4
GLM 4.7 Flash
62%Vocabulary52%
111wSentence Length15w
0.40Hedging0.33
5.0Bold5.8
9.3Lists4.7
0.88Emoji0.00
2.16Headings0.68
0.33Transitions0.13
Based on 17 + 19 text responses
vsAsk them anything yourself
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.
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