GLM 4.5 Air
z-ai/glm-4.5-airGLM-4.5-Air is the lightweight member of Z.ai's GLM-4.5 family, a mixture-of-experts model with 106B total and 12B active parameters built as a foundation model for agent-oriented applications. It offers hybrid reasoning, with a thinking mode for complex reasoning and tool use and a non-thinking mode for instant replies, and is tuned for tool calling, web browsing, software engineering and front-end development. Choose GLM-4.5 for more capacity.
- Input price
- $0.20USD / 1M tokens
- Output price
- $1.10USD / 1M tokens
- Cache read
- $0.03USD / 1M tokens
- Context window
- 131.1K
- Max output
- 98.3K
Specifications
- Input
- Text
- Output
- Text
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OpenAI-compatible endpoint with unified authentication and usage tracking.
# The quoted heredoc keeps Unicode and shell metacharacters unchanged.
result=$(curl --fail-with-body --silent \
-X POST "https://api.sandbase.ai/v1/chat/completions" \
-H "Authorization: Bearer $SANDBASE_API_KEY" \
-H "Content-Type: application/json" \
--data-binary @- <<'SANDBASE_JSON'
{
"model": "z-ai/glm-4.5-air",
"messages": [
{
"role": "user",
"content": "Hello"
}
],
"max_tokens": 2048
}
SANDBASE_JSON
)
printf '%s\n' "$result"Questions
FAQ
How do I call Z.ai GLM 4.5 Air through SandBase?
Create a SandBase API key, then send requests with the model ID "z-ai/glm-4.5-air" to Chat Completions API (/v1/chat/completions) at https://api.sandbase.ai. The request examples on this page show the exact payload.
How much does Z.ai GLM 4.5 Air cost?
$0.20 per 1M input tokens and $1.10 per 1M output tokens, billed per request from your SandBase balance. Discounts, when available, are shown in the pricing on this page.
What is the context window of Z.ai GLM 4.5 Air?
131.1K tokens of context, with up to 98.3K output tokens per response.
Which features does Z.ai GLM 4.5 Air support?
Z.ai GLM 4.5 Air supports reasoning, function calling. See Specifications above for the full list.
Do I need a separate Z.ai account?
No. One SandBase API key and balance gives you access to Z.ai GLM 4.5 Air and the other models in the catalog; you do not need to sign up with Z.ai separately.