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Center for AI Standards and Innovation

Comparison of aggregate capabilities over time of the most capable U.S. and PRC models.

CAISI Assessment of Z.ai’s GLM-5.2

GLM-5.2 was released as an open-weight model by the PRC-based company Z.ai (formerly known as Zhipu AI) on June 16, 2026, and CAISI completed its assessment on...
Comparison of aggregate capabilities over time of the most capable publicly released U.S. and PRC models according to a suite of benchmarks covering five domains.

CAISI Evaluation of DeepSeek V4 Pro

In April 2026, the Center for AI Standards and Innovation (CAISI) evaluated the open-weight AI model DeepSeek V4 Pro (“DeepSeek V4”). CAISI evaluations indicate...
The letters "AI" appear in blue on a background of binary numbers, ones and zeros.

CAISI Evaluation of Kimi K2 Thinking

The Center for AI Standards and Innovation at NIST evaluated a leading model from MoonShot AI, an AI company based in the People’s Republic of China.
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