Zhipu AI model product
GLM 4.5 Air
5 designed for efficient Agentic, Reasoning, and Coding (ARC) applications.
Updated Aug 12, 2026. Default version: GLM-4.5-Air
LLMBoard score41.5GLM-4.5-Air
Coverage80%14 benchmark families
Context window131.1KTokens
Official input price$0.20Zhipu AI API
GLM 4.5 Air Specifications
Technical details for the model's default version.
- Version
- GLM-4.5-Air
- Released
- Jul 28, 2025
- Knowledge cutoff
- Apr 1, 2025
- Parameters
- 106B
- Context window
- 131.1K
- Max output
- 98.3K
- Inputs
- text
- Outputs
- text
- Open weights
- Yes
- License
- MIT
GLM 4.5 Air Capability Profile
This profile uses the model's current scored version. Arena ratings and prices are shown separately.
GLM 4.5 Air Benchmark Results
Benchmark scores for GLM-4.5-Air.
| AA-Index | 0.6 | 2 | 3 | 50.0% | C | |
| BFCL-v3 | 0.8 | 2 | 19 | 94.4% | C | |
| TAU-bench Airline | 0.6 | 3 | 23 | 90.9% | C | |
| MATH-500 | 1.0 | 4 | 32 | 90.3% | C | |
| TAU-bench Retail | 0.8 | 7 | 25 | 75.0% | C | |
| AIME 2024 | 0.9 | 10 | 53 | 82.7% | C | |
| SciCode | 0.4 | 17 | 19 | 11.1% | C | |
| Terminal-Bench | 0.3 | 20 | 25 | 20.8% | C | |
| LiveCodeBench | 0.7 | 21 | 73 | 72.2% | C | |
| MMLU-Pro | 0.8 | 43 | 129 | 67.2% | C | |
| BrowseComp | 0.2 | 57 | 58 | 1.8% | C | |
| Humanity's Last Exam | 0.1 | 82 | 93 | 12.0% | C | |
| SWE-Bench Verified | 0.6 | 82 | 105 | 22.1% | C | |
| GPQA | 0.8 | 107 | 234 | 54.5% | C |
GLM 4.5 Air Arena Results
Preference and agent-evaluation results for the default version.
| text factuality | overall | 133 | 1395.9 | 7,231 | N/A | |
| text | overall | 145 | 1382.8 | 31,209 | N/A | |
| text style control | overall | 170 | 1372.9 | 31,209 | N/A |
GLM 4.5 Air Pricing
Official vendor API pricing appears first, followed by individual provider offers.
- Official API
- $0.20 input, $1.1 output per 1M
- Official provider
- Zhipu AI
- Lowest third-party
- From $0.10 input, $0.50 output per 1M via submodel
- Tracked offerings
- 16
| submodel | zai-org/GLM-4.5-Air | global | $0.10 | $0.50 | 131.1K | |
| ZenMux | z-ai/glm-4.5-air | global | $0.11 | $0.56 | 128K | |
| 302.AI | glm-4.5-air | global | $0.1143 | $0.286 | 131.1K | |
| NanoGPT | zai-org/GLM-4.5-Air | global | $0.12 | $0.80 | 128K | |
| LLM Gateway | glm-4.5-air | global | $0.13 | $0.85 | 131K | |
| Kilo Gateway | z-ai/glm-4.5-air | global | $0.13 | $0.85 | 131.1K | |
| NovitaAI | zai-org/glm-4.5-air | global | $0.13 | $0.85 | 131.1K | |
| OpenRouter | z-ai/glm-4.5-air | global | $0.13 | $0.85 | 131.1K | |
| Hugging Face | zai-org/GLM-4.5-Air | global | $0.13 | $0.85 | 131.1K | |
| Zhipu AI | glm-4.5-air | global | $0.20 | $1.1 | 131.1K | |
| Impossibl | zai/glm-4.5-air | global | $0.20 | $1.1 | 131.1K | |
| OrcaRouter | z-ai/glm-4.5-air | global | $0.20 | $1.1 | 131.1K | |
| Merge Gateway | zai/glm-4.5-air | global | $0.20 | $1.1 | 128K | |
| Vercel AI Gateway | zai/glm-4.5-air | global | $0.20 | $1.1 | 128K | |
| Z.AI | glm-4.5-air | global | $0.20 | $1.1 | 131.1K |
Official prices use only the vendor's configured official Provider and positive standard USD PAYG rates. Third-party offers remain explicitly labeled.
GLM 4.5 Air Versions
Available versions of this model. The score column identifies the version used in the overall ranking.
| GLM-4.5-Air | 41.5 | 106B | 131.1K | 98.3K | Yes | MIT |
What is GLM 4.5 Air?
Key information about GLM 4.5 Air and its available data.
5 designed for efficient Agentic, Reasoning, and Coding (ARC) applications. It features 106 billion total parameters with 12 billion active parameters using MoE architecture. 5, it is a hybrid reasoning model providing thinking mode for complex reasoning and tool usage, and non-thinking mode for immediate responses.
8 across 12 industry-standard benchmarks, ranking 6th overall while maintaining superior efficiency. It supports 128K context length and is released under MIT open-source license allowing commercial use.
Data as of 2026-08-11.
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FAQ
Common questions about GLM 4.5 Air.
When was GLM 4.5 Air released?
GLM 4.5 Air's default version was released on Jul 28, 2025.
How much does GLM 4.5 Air cost?
GLM 4.5 Air's official API price is $0.20 per million input tokens and $1.1 per million output tokens via Zhipu AI. The lowest tracked third-party offer starts at $0.10 input and $0.50 output via submodel.
Who created GLM 4.5 Air?
GLM 4.5 Air was created by Zhipu AI.
What is the context window for GLM 4.5 Air?
The default version has a 131.1K token context window.
Is GLM 4.5 Air open weight?
Yes. The default version is marked as open weight under MIT.
How many API providers offer GLM 4.5 Air?
16 provider offerings are linked to the default version.
What models should I compare GLM 4.5 Air with?
Nearby ranked alternatives include Qwen3 235B A22B, GPT-5.3, Command A+.