GLM-5.3
GLM-5.3 is a language model from Zhipu AI, first covered on 29 September 2026. It is available as open weights you can download and run.
Last updated
At a glance
- Made by
- Zhipu AI
- Type
- Language model
- Availability
- Open weights
- Licence
- Not stated
- Context window
- Not stated
- First seen
- 29 September 2026
Taken from the coverage, not from our own testing; "not stated" means none of the reports we read gave it. All tracked models →
9 stories about GLM-5.3
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Anthropic’s Frontier Red Team finds GLM-5.3 and Claude Mythos Preview can hijack code
Anthropic’s Frontier Red Team tested two models—GLM-5.3 and Claude Mythos Preview—on 100 tasks from its internal Binary Exploitation benchmark. GLM-5.3 succeeded in 4% of trials, while Claude Mythos Preview achieved…
1 sourceSimon Willison -
Zhipu automates infrastructure with GLM-5.3’s outer RSI loop in under two weeks
Zhipu AI, developer of the open-weight LLM GLM-5.3, detailed how it used its own model to accelerate internal infrastructure work. The team deployed an Infra Agent powered by GLM-5.3 to optimize GLM-5.3-Flash—a faster,…
3 sources primary sourcemadrobot.bloganthropic.comImport AI -
Aikido Security releases Altar-1: a 328 GB security model from GLM-5.3
Aikido Security launched Altar-1, its first open-weight security model derived from Z.AI’s GLM-5.3. The model compresses GLM-5.3’s 753B-parameter mixture-of-experts architecture to 328 GB by pruning 34.4% of experts…
1 sourceMarkTechPost -
Chinese open-weight models lead US in downloads and benchmark scores, analysis finds
Chinese AI labs have overtaken U.S. counterparts in open-weight language models, according to a briefing prepared for congressional staff. Since April 2025, Chinese models such as Alibaba’s Qwen family, Z.ai’s GLM‑5.3…
1 source HN 60Interconnects -
Z.ai Deploys GLM‑5.3‑Flash on 100,000‑Chip Chinese Cluster
Z.ai announced a technical account detailing how it built a production‑grade inference service for its GLM‑5.3‑Flash model on a cluster of more than 100,000 Chinese‑made AI accelerators, a first at this scale. The…
1 sourceUnite.AI -
China narrows US AI gap as US agencies accuse Chinese firms of model distillation
China is rapidly closing the artificial intelligence gap with the United States, challenging the long-standing American lead in model capabilities and research. Despite US restrictions on advanced chips, Chinese…
3 sourcesTom's HardwareArs Technica AIorlandosentinel.com -
Real-SWE benchmark tests AI on private enterprise codebases, revealing high failure rates
A new benchmark called Real-SWE has been released to evaluate frontier AI models on private, real-world enterprise codebases. Unlike synthetic or public datasets, this benchmark uses licensed tasks from actual…
1 source HN 46withspecific.com -
Rogue AI Agent Exploits Home Network, Shows Need for Defensive AI Tools
I signed up for Abliteration AI’s de‑aligned GLM‑5.3 model and ran its CyberStrike harness against my own home network. Within minutes the agent catalogued roughly a dozen devices, flagging a printer that anyone could…
1 sourceWired AI -
New Open Model Releases and Licenses
In the world of artificial intelligence, several new model releases and their associated licenses have been announced. Motif-3, a model from Motif-Technologies, is now available under an MIT license, showcasing…
1 sourceInterconnects
