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GLM 5 vs GPT-4.1

Head to head on 11 shared benchmarks, with price, context window, and release dates.

Benchmark scores

56

evals · sort by any column, ⤢ to expand fullscreen

Model
GLM 5

Zai

62.9%1598elo16.4%66.6%7.6%55.2%38.3%72.8%70.0%39.4%97.4%---------7.9%-70.924.7%-97.982.7%4839571.2%73.6%67.9%55.3%77.5%83.5%69.1%-----65.2%-------73.369.7%--61.1223.4%--56.4%
GPT-4.1

OpenAI

63.1%1417elo5.5%66.6%4.2%43.0%38.1%39.6%75.1%13.6%47.1%0.0%52.4%43.7%34.7%26.7%61.5%1.6483.7%1.55-12.4%--60.9%----------45.7%70.8%0.490.4991.3%-32.1%32.1%69.4%80.6%50.5%65.9%8.57--31.1%10.0%--92.0%92.0%48.0%
2 / 2 models
AttributeGLM 5

Zai

GPT-4.1

OpenAI

DescriptionGLM-5 is an AI model from Zai, released with open weights.GPT-4.1 is an AI model from OpenAI.
FamilyGlmGPT
Params--
Open weightsopenclosed
Licensemitproprietary
Released11 Feb 202614 Apr 2025
Context204,8001,047,576
Input $/1M$1.00$2.00
Output $/1M$3.20$8.00
Cache read $/1M$0.120$0.500
Cache write $/1M--
Speed0 tok/s0 tok/s
Latency0.00 s0.00 s
Modalitiestextimage, text, file
Providers--
PublisherZaiOpenAI
Reported scores

FAQ

Is GLM 5 or GPT-4.1 better?
Across the 11 benchmarks both models report on Sophon, GLM 5 leads on 8 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
How do GLM 5 and GPT-4.1 compare on GPQA Diamond?
GLM 5 scores 66.6% and GPT-4.1 scores 66.6% on GPQA Diamond.
Which is cheaper, GLM 5 or GPT-4.1?
GLM 5 is cheaper at $3.20 per million output tokens against $8.00 for GPT-4.1 - about 2.5x.
When were GLM 5 and GPT-4.1 released?
GLM 5 was released 11 Feb 2026 by Zai. GPT-4.1 was released 14 Apr 2025 by OpenAI.

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