DeepSeek-V4 Pro vs GLM-5.2

Head-to-head technical comparison of intelligence, capabilities, and API pricing.

DeepSeek-V4 Pro

DeepSeek

AI Mastery Index91.8

LMSYS Arena1449

Technical (MMLU-Pro)91.8%

Cost per 1M Tokens$1.32

GLM-5.2

Z.ai

AI Mastery Index91.5

LMSYS Arena1465

Technical (MMLU-Pro)91.2%

Cost per 1M Tokens$1.4

Architect's Verdict

When comparing DeepSeek-V4 Pro and GLM-5.2, DeepSeek-V4 Pro edges out in overall capabilities according to the AI Mastery Index. However, for cost-sensitive workloads, DeepSeek-V4 Pro offers a more economical API at $1.32 per 1M tokens. Your choice should depend heavily on whether you prioritize raw reasoning (MMLU) or scalable deployment economics.