GLM is the model family from Z.ai, led by GLM-5.3 for complex coding and long-running agent tasks, with GLM-5.3 Flash as a cheaper tier. GLM-5.3 is a 753B-parameter model with weights on Hugging Face, and it scored 45 on the Artificial Analysis Intelligence Index.
| Pricing from | Free (open weights); API from $0.07 per million input tokens |
| Best for | Low-cost coding agents |
| Website | z.ai |
GLM (Z.ai) pricing
Has a free plan. Pricing as Lister records it: Free (open weights); API from $0.07 per million input tokens
Prices change: check GLM (Z.ai)'s own pricing page before you buy.
Strengths and trade-offs
- Free API models available
- Open weights on Hugging Face
- Custom licence on GLM-5.3
- Lower index score than top five
Appears in
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Alternatives to GLM (Z.ai)
 Claude (Anthropic)Top-scoring models for coding and agents | #1 in Top 10 LLMs | 96.8 |
 Gemini (Google)Google's multimodal models with a free tier | #2 in Top 10 LLMs | 95.7 |
 GPT (OpenAI)OpenAI's models behind ChatGPT | #3 in Top 10 LLMs | 94.9 |
 Muse (Meta)Meta's frontier models, with open weights | #4 in Top 10 LLMs | 93.1 |
 Kimi (Moonshot AI)Open-weight models at frontier scale | #5 in Top 10 LLMs | 92.4 |
 Grok (xAI)xAI's models for coding and agents | #6 in Top 10 LLMs | 90.2 |
Questions about GLM (Z.ai)
How much does GLM (Z.ai) cost?
GLM (Z.ai)'s pricing, as Lister records it: Free (open weights); API from $0.07 per million input tokens.
Is GLM (Z.ai) free?
Yes. Its pricing reads: Free (open weights); API from $0.07 per million input tokens.
Who is GLM (Z.ai) best for?
GLM (Z.ai) is best for low-cost coding agents.
Where does GLM (Z.ai) rank?
GLM (Z.ai) is ranked #9 in Top 10 LLMs (Lister Score 87.0).
What are the best alternatives to GLM (Z.ai)?
The closest alternatives on Lister are Claude (Anthropic) (#1 in Top 10 LLMs), Gemini (Google) (#2 in Top 10 LLMs) and GPT (OpenAI) (#3 in Top 10 LLMs).
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#9 in Top 10 LLMs
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