DeepSeek R1 vs GLM-5.2

Both models are evenly matched

Arena ELO

DeepSeek R1

Cheaper

GLM-5.2

Faster

DeepSeek R1

Detailed Comparison

Category	DeepSeek R1	GLM-5.2
Provider	DeepSeek	Z.ai
Context Window	128K	128K
Input Price ($/1M)	N/A	$1.4 WIN
Output Price ($/1M)	N/A	$4.4 WIN
Arena ELO	1310 WIN	N/A
Coding	unknown	N/A
Reasoning	#1 Math & Coding Arena	N/A
Speed (tokens/sec)	~45 t/s WIN	N/A
Open Source	Yes	Yes

Frequently Asked Questions

Which is better for coding, DeepSeek R1 or GLM-5.2?

DeepSeek R1 scores unknown on coding benchmarks, while GLM-5.2 scores N/A.

Which has a larger context window?

DeepSeek R1 supports 128K context, while GLM-5.2 supports 128K.

Is DeepSeek R1 or GLM-5.2 open source?

DeepSeek R1 is open source. GLM-5.2 is open source.

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