Compare / head-to-head
GLM-4.5-AirXvsGPT-4o mini
GLM-4.5-AirX and GPT-4o mini do not yet share a public benchmark, so quality cannot be compared apples-to-apples. GPT-4o mini is 7.5x cheaper per token. Both offer a 128K-token context window.
Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.
Shared benchmarks
0
no overlap yet
Cheaper per token
GPT-4o mini
7.5x cheaper, input + output
Larger context
Tie
both 128K tokens
Provider uptime (30d)
— · 95.2096%
Z.ai · OpenAI
GLM-4.5-AirX
Z.ai
text
GPT-4o mini
OpenAI · released 2024-07-18
textvision
Quality
Benchmark matrix
0 shared · 0 only GLM-4.5-AirX · 6 only GPT-4o mini| Benchmark | GLM-4.5-AirX | GPT-4o mini | Δ | Edge |
|---|---|---|---|---|
| Reported by both · 0 | ||||
| No public benchmark is reported for both models yet. | ||||
| Only GLM-4.5-AirX reports · 0 | ||||
| GLM-4.5-AirX reports nothing GPT-4o mini does not. | ||||
| Only GPT-4o mini reports · 6 | ||||
| GPQA Diamond | not reported | 40.2% ↗ | — | — |
| MMLU | not reported | 82% ↗ | — | — |
| AIME 2024 | not reported | 8.6% ↗ | — | — |
| FrontierMath Tiers 1-3 v2 (Epoch AI run) | not reported | 0.7% ↗epoch | — | — |
| OTIS Mock AIME 2024-2025 (Epoch AI run) | not reported | 6.9% ↗epoch | — | — |
| SimpleQA Verified | not reported | 8.3% ↗epoch | — | — |
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is GLM-4.5-AirX minus GPT-4o mini in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing
Side by side
Official pricing pages and model cards| Spec | GLM-4.5-AirX | GPT-4o mini | Edge |
|---|---|---|---|
| Context window | 128K tokens | 128K tokens | Tie |
| Max output | 98K tokens | 16K tokens | GLM-4.5-AirX |
| Input price / 1M | $1.1 ↗ | $0.15 ↗ | GPT-4o mini |
| Output price / 1M | $4.5 ↗ | $0.6 ↗ | GPT-4o mini |
| Cached input / 1M | $0.22 ↗ | $0.075 ↗ | GPT-4o mini |
| Input + output / 1M Lower is cheaper. List prices; batch, tool and regional fees excluded. | $5.6 | $0.75 | GPT-4o mini |
| Modalities | text | text · vision | GPT-4o mini |
| Released | — | 2024-07-18 | — |
| Cited benchmark scores | 0 | 7 | — |
Reliability
Provider status
Last 60 days · refreshed daily on this page · live on /statusMore matchups
GPT-4o mini vs …
Models sharing the most benchmarksBuilt by Respan
Which one wins on your data?
Public benchmarks are a starting point. Run GLM-4.5-AirX and GPT-4o mini on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.