GPT-4.1 vs GPT Audio
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-4.1 and GPT Audio.
GPT-4.1
GPT-4.1 is a flagship large language model optimized for advanced instruction following, real-world software engineering, and long-context reasoning. It supports a 1 million token context window and outperforms GPT-4o and...
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...
Technical Specifications
| Specification | GPT-4.1 | GPT Audio |
|---|---|---|
| Provider | OpenAI | OpenAI |
| Context Window | 1,047,576 tokens | 128,000 tokens |
| Agent Suitability | 91/100 | N/A |
| Time to First Token (TTFT) | 250 ms | N/A |
| Deployment Model | managed api | managed api |
| Production Stability | stable | stable |
| API Available | Yes | Yes |
| Released Date | 2025-04-14 | 2026-01-19 |
API Pricing Comparison
Input Price per Million Tokens
GPT-4.1
$2.00
GPT Audio
$2.50
Output Price per Million Tokens
GPT-4.1
$8.00
GPT Audio
$10.00
Want to test both models live?
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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-4.1 Quirks & Gotchas
- ▸Strong tool-calling reliability — good migration path from GPT-4o
- ▸Migrate to GPT-5 for larger context window and improved reasoning
GPT Audio Quirks & Gotchas
No developer gotchas reported.