token.app › Compare › GPT Audio Mini vs Mercury 3
GPT Audio Mini vs Mercury 3
Mercury 3 is 6.5× cheaper per token on a blended 3:1 basis. Mercury 3 accepts the larger context window (1M).
Head to head
Blended price uses a 3:1 input:output mix
| GPT Audio Mini | Mercury 3 | |
|---|---|---|
| Provider | OpenAI | Inception |
| Input $/1M | $0.600 | $0.100 |
| Output $/1M | $2.40 | $0.350 |
| Blended $/1M | $1.05 | $0.163 |
| Context window | 128K | 1M |
| Max output | 16K | 131K |
| Released | Jan 2026 | Oct 2026 |
| Licence | Proprietary | Proprietary |
Choose GPT Audio Mini if…
- No clear advantage on the data we hold.
Choose Mercury 3 if…
- Costs less per token — $0.163 vs $1.05 blended
- Larger context window (1M)
- Newer model (released Oct 2026)
FAQ
Which is better, GPT Audio Mini or Mercury 3?
We do not hold independently-run benchmark scores covering both GPT Audio Mini and Mercury 3, so we make no quality claim. Their pricing and specifications are compared on this page.
Is GPT Audio Mini cheaper than Mercury 3?
Mercury 3 is cheaper: $0.163 versus $1.05 per million tokens blended at 3:1 input:output. Input alone: $0.600 vs $0.100. Output alone: $2.40 vs $0.350.
What context windows do GPT Audio Mini and Mercury 3 have?
GPT Audio Mini: 128,000 tokens. Mercury 3: 1,000,000 tokens.
Who makes GPT Audio Mini and Mercury 3?
GPT Audio Mini is made by OpenAI. Mercury 3 is made by Inception.