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Zhipu AI's GLM-5.2 closes in on closed-source leaders in coding marathons

Chinese AI lab Zhipu AI releases GLM-5.2 with a stable 1-million-token context under the MIT license. On FrontierSWE, a benchmark for hours-long coding tasks, the open-source model trails Anthropic's Claude Opus 4.8 by just one percentage point. On reasoning, it still falls well behind closed-source rivals. The article Zhipu AI's GLM-5.2 closes in on closed-source leaders in coding marathons appeared first on The Decoder.

Zhipu AI's GLM-5.2 closes in on closed-source leaders in coding marathons
Primary source the-decoder.com ↗

Published June 17, 2026 · Category: AI Briefing

Overview

White Zhipu AI logos in a diagonal pattern on a black background; modern branding design.

Chinese AI lab Zhipu AI releases GLM-5.2 with a stable 1-million-token context under the MIT license. On FrontierSWE, a benchmark for hours-long coding tasks, the open-source model trails Anthropic's Claude Opus 4.8 by just one percentage point. On reasoning, it still falls well behind closed-source rivals.

Details

The article Zhipu AI's GLM-5.2 closes in on closed-source leaders in coding marathons appeared first on The Decoder.

Source

Originally published at the-decoder.com.

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