# Z.ai: GLM 4.5 Air

- Model id: `z-ai/glm-4.5-air`
- Served by: -
- List price per 1M tokens, input / output, from: -, with 0% platform fee. A request is billed at the list price of the host that served it.
- Context: 131K, max output 118K
- Prices read 2026-11-15 09:33 UTC
- Page: https://plaingateway.com/models/z-ai/glm-4.5-air

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...

## Hosts

| Host | Endpoint | In / out /M | Cache read /M | Context | Served |
|---|---|---|---|---|---|
| Novita | `novita/bf16` | $0.13 / $0.85 | $0.025 | 131K | no |
| Siliconflow | `siliconflow/fp8` | $0.14 / $0.86 | - | 131K | no |
| Z Ai | `z-ai/fp8` | $0.20 / $1.10 | $0.03 | 131K | no |

## First request

```sh
curl https://api.plaingateway.com/api/v1/chat/completions \
  -H "Authorization: Bearer $PLAINGATEWAY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "z-ai/glm-4.5-air", "messages": [{"role": "user", "content": "Say hello in five words."}]}'
```

Sign up at https://plaingateway.com/signup (no card), create a key, send a test call, and add credits when you want more. New accounts may get a small starting credit. The whole bootstrap for agents: https://plaingateway.com/llms.txt