GPT Audio Paid vs 
Sonar Paid
GPT Audio vs Sonar compared — price per token, context window, multimodality, openness and which to choose. Full 2026 breakdown.
GPT Audio — full profile › · Sonar — full profile ›
Prices & specs refreshed from live data · olud.ai
Open-model prices = cheapest provider via OpenRouter; official maker rates may be higher.
$10 /M outputManaged API (no infra to run)
$1 /M outputManaged API (no infra to run)
GPT Audio vs Sonar specs
| Spec | GPT Audio | Sonar | Winner |
|---|---|---|---|
| Maker | OpenAI | Perplexity | – |
| Type | Proprietary | Proprietary | – |
| Context window | 128K tokens | 127K tokens | |
| Input price | $2.5/M | $1/M | |
| Output price | $10/M | $1/M | |
| Vision / multimodal | No | Yes | |
| Tool / function calling | Yes | No | |
| Self-hostable | No (API only) | No (API only) | – |
| License | Proprietary | Proprietary | – |
Price gap & when to choose each
Sonar is ~10× cheaper than GPT Audio on output tokens ($1 vs $10 per M tokens).
- You want frontier performance through a managed API
- You need the longer 128K context window
- You value reliability & ecosystem
- You don't want to manage infrastructure
- You want frontier performance through a managed API
- You want the lower output price
- You value reliability & ecosystem
- You don't want to manage infrastructure
Feature comparison
| Capability | GPT Audio | Sonar |
|---|---|---|
| Open weights (downloadable) | ✗ | ✗ |
| Self-hostable | ✗ | ✗ |
| Runs fully offline | ✗ | ✗ |
| Vision / multimodal | ✗ | ✓ |
| Tool / function calling | ✓ | ✗ |
| 1M+ context window | ✗ | ✗ |
Benchmarks: GPT Audio vs Sonar
Independent benchmark scores measured by Artificial Analysis. Higher is better (except latency).
Benchmark data by Artificial Analysis.
How GPT Audio and Sonar score
| Criterion | GPT Audio | Sonar |
|---|---|---|
| Cost-efficiency | 3.5 | 4.5 |
| Context window | 3.5 | 3.0 |
| Openness | 1.5 | 1.5 |
| Self-hosting | 1.0 | 1.0 |
| Multimodality | 3.5 | 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.
What each model is
GPT Audio Paid
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...
Sonar Paid
Sonar is lightweight, affordable, fast, and simple to use — now featuring citations and the ability to customize sources. It is designed for companies seeking to integrate lightweight question-and-answer features...
Frequently asked questions
GPT Audio vs Sonar — which is cheaper?
Sonar is cheaper on output ($1/M vs $10/M).
Which has the larger context window?
GPT Audio offers the larger context window (128K tokens).
GPT Audio vs Sonar — which should I pick in 2026?
Choose Sonar for the lower output price ($1/M vs $10/M). Choose GPT Audio if you need the larger 128K context window.
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