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...
Model details →OpenAI: GPT Audio Mini vs xAI: Grok 3 Beta
OpenAI: GPT Audio Mini wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
Grok 3 is the latest model from xAI. It's their flagship model that excels at enterprise use cases like data extraction, coding, and text summarization. Possesses deep domain knowledge in finance, healthcare, law, and science. Excels in st…
Model details →Side-by-side comparison
| Capability | OpenAI: GPT Audio Mini | xAI: Grok 3 Beta | Winner |
|---|---|---|---|
| Context window Maximum number of input tokens the model can attend to in a single request. | 128K | 131K | 🏆 xAI: Grok 3 Beta |
| Input price (per 1M) Cost per million input tokens billed by the provider. | $0.60 | $3.00 | 🏆 OpenAI: GPT Audio Mini |
| Output price (per 1M) Cost per million output tokens billed by the provider. | $2.40 | $15.00 | 🏆 OpenAI: GPT Audio Mini |
| Tool / function calling First-class support for emitting structured tool calls. | Yes | Yes | Tie |
| Vision input Accepts image inputs alongside text. | — | — | Tie |
| Reasoning mode Internal chain-of-thought / extended-thinking support. | — | — | Tie |
Frequently asked questions
Is OpenAI: GPT Audio Mini better than xAI: Grok 3 Beta?
OpenAI: GPT Audio Mini wins on 2 of 6 axes — pricing and capability skew in its favour for most workloads.
What's the price difference between OpenAI: GPT Audio Mini and xAI: Grok 3 Beta?
Input: $0.60 vs $3.00 per 1M tokens. Output: $2.40 vs $15.00 per 1M tokens.
What context windows do OpenAI: GPT Audio Mini and xAI: Grok 3 Beta support?
OpenAI: GPT Audio Mini supports up to 128K tokens. xAI: Grok 3 Beta supports up to 131K tokens.
Do both OpenAI: GPT Audio Mini and xAI: Grok 3 Beta support tool calling?
OpenAI: GPT Audio Mini: yes. xAI: Grok 3 Beta: yes.