Gemini 3 Flash Preview is $0.1 cheaper per 1M input tokens (16.7% lower; 1.2x difference).
API cost decision in 10 seconds
🔥Gemini 3 Flash Preview vs GPT Audio Mini
Pick GPT Audio Mini for lower cost; pick Gemini 3 Flash Preview only if the larger context window matters more.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick GPT Audio Mini for lower cost; pick Gemini 3 Flash Preview only if the larger context window matters more.
On the standard 1M input plus 500K output workload, GPT Audio Mini is estimated at $1.8 vs $2 for Gemini 3 Flash Preview, saving $0.2 (10% lower).
Cost-first pickGPT Audio Mini
Context-first pickGemini 3 Flash Preview
Sample savings$0.210%
10x traffic gap$2
Gemini 3 Flash Preview has more context, but GPT Audio Mini saves $0.2 on the standard workload. At 10x that traffic, the same price gap is about $2. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Cost winner changes by workload shape: input-heavy / RAG favors Gemini 3 Flash Preview, balanced workload favors GPT Audio Mini, and output-heavy chatbot favors GPT Audio Mini.
| Workload shape | Token mix | Better pick | Gemini 3 Flash Preview | GPT Audio Mini |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Gemini 3 Flash Preview | $4 | $4.2 |
| Balanced workload | 1M input + 1M output | GPT Audio Mini | $3.5 | $3 |
| Output-heavy chatbot | 1M input + 5M output | GPT Audio Mini | $15.5 | $12.6 |
GPT Audio Mini is $0.6 cheaper per 1M output tokens (20% lower; 1.25x difference).
Gemini 3 Flash Preview has 920.58K more context (8.19x larger).
GPT Audio Mini is $0.2 cheaper on the standard workload (10% lower).
Estimate your workload cost
Your Workload Cost
This estimate uses normalized public API pricing per 1M tokens. It is a planning aid, not a billing quote. Verify provider pricing, limits, and terms before production use.
Quick Decision
Gemini 3 Flash Preview has the lower input price; GPT Audio Mini has the lower output price; Gemini 3 Flash Preview offers the larger context window. For the 1M input plus 500K output sample, GPT Audio Mini is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $2 for Gemini 3 Flash Preview and $1.8 for GPT Audio Mini.
Choose Gemini 3 Flash Preview when you care most about lower input-token price, and larger context window.
Choose GPT Audio Mini when you care most about lower output-token price.
- On the standard 1M input plus 500K output workload, GPT Audio Mini is estimated at $1.8 vs $2 for Gemini 3 Flash Preview, saving $0.2 (10% lower).
- GPT Audio Mini is $0.2 cheaper on the standard workload (10% lower).
- Gemini 3 Flash Preview is $0.1 cheaper per 1M input tokens (16.7% lower; 1.2x difference).
- GPT Audio Mini is $0.6 cheaper per 1M output tokens (20% lower; 1.25x difference).
- Gemini 3 Flash Preview has 920.58K more context (8.19x larger).
| Feature | 🔥Gemini 3 Flash Preview (Google) | GPT Audio Mini (OpenAI) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.5 | $0.6 |
| Completion Price per 1M tokens | $3 | $2.4 |
| Sample Workload Cost 1M input + 500K output | $2 | $1.8 |
| Context Window | 1.05M | 128K |
| Release Date | ||
| Popularity | #7 |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | GPT Audio Mini | On the standard 1M input plus 500K output workload, GPT Audio Mini is estimated at $1.8 vs $2 for Gemini 3 Flash Preview, saving $0.2 (10% lower). |
| High-volume input processing | Gemini 3 Flash Preview | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | GPT Audio Mini | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Gemini 3 Flash Preview | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Gemma 4 26B A4B (free) can replace Gemini 3 Flash Preview when lower sample workload cost matters most: $0.
- Gemma 4 31B (free) can replace Gemini 3 Flash Preview when lower sample workload cost matters most: $0.
- Lyria 3 Pro Preview can replace Gemini 3 Flash Preview when lower sample workload cost matters most: $0.
- Lyria 3 Clip Preview can replace Gemini 3 Flash Preview when lower sample workload cost matters most: $0.
- Llama 4 Scout offers 10M context with $0.23 sample workload cost.
- Grok 4.20 offers 2M context with $2.5 sample workload cost.
- Owl Alpha offers 1.05M context with $0 sample workload cost.
- DeepSeek V4 Flash · DeepSeek · #1
- Hy3 preview · Tencent · #2
- Claude Opus 4.7 · Anthropic · #3
- Claude Sonnet 4.6 · Anthropic · #4
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