Gemini 3.1 Pro Preview vs GPT Audio Mini compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.
Gemini 3.1 Pro Preview — full profile › · GPT Audio Mini — full profile ›
Prices & specs refreshed from live data · olud.ai
Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.
| Spec | Gemini 3.1 Pro Preview | GPT Audio Mini | Winner |
|---|---|---|---|
| Maker | OpenAI | – | |
| Type | Proprietary | Proprietary | – |
| Context window | 1M tokens | 128K tokens | |
| Input price | $2/M | $0.6/M | |
| Output price | $12/M | $2.4/M | |
| Vision / multimodal | Yes | No | |
| Tool / function calling | Yes | Yes | = Tie |
| Self-hostable | No (API only) | No (API only) | – |
| License | Proprietary | Proprietary | – |
GPT Audio Mini is ~5.0× cheaper than Gemini 3.1 Pro Preview on output tokens ($2.4 vs $12 per M tokens).
| Capability | Gemini 3.1 Pro Preview | GPT Audio Mini |
|---|---|---|
| Open weights (downloadable) | ✗ | ✗ |
| Self-hostable | ✗ | ✗ |
| Runs fully offline | ✗ | ✗ |
| Vision / multimodal | ✓ | ✗ |
| Tool / function calling | ✓ | ✓ |
| 1M+ context window | ✓ | ✗ |
Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).
Benchmark data by Artificial Analysis.
| Criterion | Gemini 3.1 Pro Preview | GPT Audio Mini |
|---|---|---|
| Cost-efficiency | 3.5 | 4.5 |
| Context window | 5.0 | 3.5 |
| Openness | 1.5 | 1.5 |
| Self-hosting | 1.0 | 1.0 |
| Multimodality | 5.0 | 3.5 |
Scores come from live data — output price (cost), context length, open vs closed weights (openness & self-hosting) and vision/tool support (multimodality). Raw task quality isn't scored here; it depends on your benchmark — see the verdict.
Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation.
A cost-efficient version of GPT Audio. The new snapshot features an upgraded decoder for more natural sounding voices and maintains better voice consistency. Input is priced at $0.60 per million...
These variants are tracked but not compared here — one page per family keeps the comparison readable.
GPT Audio Mini is cheaper on output ($2.4/M vs $12/M).
Gemini 3.1 Pro Preview offers the larger context window (1M tokens).
Choose GPT Audio Mini for the lower output price ($2.4/M vs $12/M). Choose Gemini 3.1 Pro Preview if you need the larger 1M context window.
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