Z.ai: GLM 4.5 Airz-ai
Bottom Line
Z.ai: GLM 4.5 Air: $0.13/1M input, $0.85/1M output, 131K context, CPS grade B. GLM-4.5-Air is the lightweight variant of our latest flagship model family, also purpose-built for agent-centric applications. Like GLM-4.5, it adopts the Mixture-of-Experts (MoE) architecture but with a more compact parameter...
API Pricing (per 1M tokens)
| Input | $0.13 |
| Output | $0.85 |
| Cache Read | — |
| Cache Write | — |
| Blended (3:1) | $0.31 |
Specs & Performance
| Context Length | 131K |
| Max Output | 98K |
| Intelligence | 11 |
| Coding | 24 |
| Math | 81 |
| Speed | — |
| TTFT | — |
| CPS Grade | B |
| Input / Output Modalities | text → text |
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FAQ
How much does the Z.ai: GLM 4.5 Air API cost?
Z.ai: GLM 4.5 Air costs $0.13/1M input tokens and $0.85/1M output tokens. Blended cost at a 3:1 ratio is about $0.31/1M tokens.
What is the context window of Z.ai: GLM 4.5 Air?
Z.ai: GLM 4.5 Air supports a 131K token context window with up to 98K output tokens.
Is Z.ai: GLM 4.5 Air worth it?
Z.ai: GLM 4.5 Air has a CPS grade of B (score 64), intelligence index 11, coding index 24. Use the compare page to benchmark against rivals.