Z.ai
GLM 4.5 Air
Released Jul 28, 2025 · 61B tokens this week · 3 providers
Overview
The lightweight member of the GLM 4.5 family, tuned for fast agentic use on modest hardware. Keeps tool calling and light reasoning while cutting cost substantially. A sensible sub-agent model inside a larger pipeline.
Providers
Reference data — not yet measured from live traffic
| PROVIDER | MAX OUT | OUTPUT /M | QUANT | |||||
|---|---|---|---|---|---|---|---|---|
Novita AICheapest | 131K | 33K | $0.14 | $0.86 | 520ms | 105 | 98.50% | fp8 |
DeepInfra | 131K | 33K | $0.15 | $0.93 | 500ms | 112 | 98.60% | fp8 |
Together AI | 131K | 33K | $0.16 | $0.99 | 195ms | 140 | 99.30% | Full |
Latency p50 reflects a provider’s API endpoint responsiveness — the round-trip to its API, not per-token inference time. These figures, with throughput and uptime, are reference data until the gateway aggregates its own traffic.
Price comparison
Blended $ per 1M tokens
Blended rate per 1M tokens, weighted one part prompt to three parts completion — roughly the shape of a chat workload. Your mix will move the number.
Call it
OpenAI-compatible — swap the base URL and go
curl https://model.cards/api/v1/chat/completions \
-H "Authorization: Bearer $MODELCARDS_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "z-ai/glm-4.5-air",
"messages": [
{ "role": "user", "content": "Summarize the tradeoffs of speculative decoding." }
]
}'