Z.ai (Zhipu AI) models

Z.ai, the international brand of Zhipu AI, is a Tsinghua University spin-off that develops the GLM model family. Its GLM-5 series (2026) includes the flagship GLM-5.3 and the multimodal GLM-5.3-Flash, both with 1M-token contexts and always-on reasoning. Models are sold through the Z.ai API and a coding subscription, and weights are published on Hugging Face.

2 models trackedData checked October 10, 2026

Lineup

Model	Status	Weights	Tier	Context	Input / 1M	Output / 1M	Released
GLM-5.3GLM-5	Current	Open weights	Frontier	1M	$1.40	$4.40	Aug 18, 2026
GLM-5.3-FlashGLM-5	Current	Open weights	Efficient	1M	$0.15	$0.50	Aug 26, 2026

The lowest-priced current model is GLM-5.3-Flash at $0.15 input and $0.50 output per million tokens. The most capable tier in the lineup is frontier, led by GLM-5.3. The longest context window is 1M tokens (GLM-5.3).

Frequently asked questions

What models does Z.ai (Zhipu AI) offer?

As of October 10, 2026, we track 2 Z.ai (Zhipu AI) models: GLM-5.3, GLM-5.3-Flash. Status, prices and context windows for each are in the table on this page.

How do I access Z.ai (Zhipu AI) models?

Through Z.ai (Zhipu AI)'s developer platform (docs.z.ai), in the Z.ai Chat app, and for many models through cloud marketplaces and inference providers listed on each model page.

Does Z.ai (Zhipu AI) release open-weight models?

Most GLM-5 models are MIT licensed; GLM-5.3 uses an MIT-style GLM-5.3 License that requires a security review only for MaaS providers above $10B revenue.

Other providers

OpenAI Anthropic Google xAI Amazon (AWS)Meta Perplexity Mistral AI DeepSeek Alibaba (Qwen)Microsoft (Phi)NVIDIA Moonshot AI MiniMax IBM Ai2 (Allen Institute for AI)

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