Compare · ModelsLive · 2 picked · head to head
GLM 4.5 Air vs GPT-4o Audio
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GLM 4.5 Air wins on 0/0 benchmarks
Not enough overlapping benchmarks to declare a winner yet · GLM 4.5 Air · GPT-4o Audio are still filling in scores.
Hype vs Reality
Attention vs performance
GLM 4.5 Air
no bench·no signal
GPT-4o Audio
no bench·no signal
Vendor risk
Who is behind the model
z-ai
private · undisclosed
OpenAI
$840.0B·Tier 1
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $0.13 | $0.85 | 131K tokens (~66 books) | $3.10 | |
| $2.50 | $10.00 | 128K tokens (~64 books) | $43.75 |