GPT Audio vs Nano Banana Pro (Gemini 3 Pro Image)
How do these models stack up? Below is an expert side-by-side comparison of specifications, context window capacity, live pricing per million tokens, and standardized benchmark scores for GPT Audio and Nano Banana Pro (Gemini 3 Pro Image).
GPT Audio
The gpt-audio model is OpenAI's first generally available audio model. The new snapshot features an upgraded decoder for more natural sounding voices and maintains better voice consistency. Audio is priced...
Nano Banana Pro (Gemini 3 Pro Image)
Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...
Technical Specifications
| Specification | GPT Audio | Nano Banana Pro (Gemini 3 Pro Image) |
|---|---|---|
| Provider | OpenAI | |
| Context Window | 128,000 tokens | 65,536 tokens |
| Agent Suitability | N/A | N/A |
| Time to First Token (TTFT) | N/A | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2026-01-19 | 2026-06-18 |
API Pricing Comparison
Input Price per Million Tokens
GPT Audio
$2.50
Nano Banana Pro (Gemini 3 Pro Image)
$2.00
Output Price per Million Tokens
GPT Audio
$10.00
Nano Banana Pro (Gemini 3 Pro Image)
$12.00
Want to test both models live?
Run side-by-side prompt prompts in our dynamic Sandbox. Check execution speeds, latency metrics, and compute actual costs in real-time.
Benchmark Performance Metrics
Scores show the raw performance percentages verified across key evaluation suites. Higher bars indicate superior accuracy and capability in that domain.
GPT Audio Quirks & Gotchas
No developer gotchas reported.
Nano Banana Pro (Gemini 3 Pro Image) Quirks & Gotchas
No developer gotchas reported.