Aion-3.0-Mini is $0.8 cheaper per 1M input tokens (53.3% lower; 2.14x difference).
API cost decision in 10 seconds
Aion-3.0-Mini vs Gemini 3.5 Flash
Pick Aion-3.0-Mini for lower cost; pick Gemini 3.5 Flash only if the larger context window matters more.
Page updated:
Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Aion-3.0-Mini for lower cost; pick Gemini 3.5 Flash only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Aion-3.0-Mini is estimated at $1.4 vs $6 for Gemini 3.5 Flash, saving $4.6 (76.7% lower).
Cost-first pickAion-3.0-Mini
Context-first pickGemini 3.5 Flash
Sample savings$4.676.7%
10x traffic gap$46
Gemini 3.5 Flash has more context, but Aion-3.0-Mini saves $4.6 on the standard workload. At 10x that traffic, the same price gap is about $46. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Aion-3.0-Mini stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Aion-3.0-Mini | Gemini 3.5 Flash |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Aion-3.0-Mini | $4.2 | $12 |
| Balanced workload | 1M input + 1M output | Aion-3.0-Mini | $2.1 | $10.5 |
| Output-heavy chatbot | 1M input + 5M output | Aion-3.0-Mini | $7.7 | $46.5 |
Aion-3.0-Mini is $7.6 cheaper per 1M output tokens (84.4% lower; 6.43x difference).
Gemini 3.5 Flash has 917.5K more context (8x larger).
Aion-3.0-Mini is $4.6 cheaper on the standard workload (76.7% 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
Aion-3.0-Mini has the lower input price; Aion-3.0-Mini has the lower output price; Gemini 3.5 Flash offers the larger context window. For the 1M input plus 500K output sample, Aion-3.0-Mini is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $1.4 for Aion-3.0-Mini and $6 for Gemini 3.5 Flash.
Choose Aion-3.0-Mini when you care most about lower input-token price, and lower output-token price.
Choose Gemini 3.5 Flash when you care most about larger context window.
- On the standard 1M input plus 500K output workload, Aion-3.0-Mini is estimated at $1.4 vs $6 for Gemini 3.5 Flash, saving $4.6 (76.7% lower).
- Aion-3.0-Mini is $4.6 cheaper on the standard workload (76.7% lower).
- Aion-3.0-Mini is $0.8 cheaper per 1M input tokens (53.3% lower; 2.14x difference).
- Aion-3.0-Mini is $7.6 cheaper per 1M output tokens (84.4% lower; 6.43x difference).
- Gemini 3.5 Flash has 917.5K more context (8x larger).
| Feature | Aion-3.0-Mini (AionLabs) | Gemini 3.5 Flash (Google) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.7 | $1.5 |
| Completion Price per 1M tokens | $1.4 | $9 |
| Sample Workload Cost 1M input + 500K output | $1.4 | $6 |
| Context Window | 131.07K | 1.05M |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Aion-3.0-Mini | On the standard 1M input plus 500K output workload, Aion-3.0-Mini is estimated at $1.4 vs $6 for Gemini 3.5 Flash, saving $4.6 (76.7% lower). |
| High-volume input processing | Aion-3.0-Mini | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Aion-3.0-Mini | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Gemini 3.5 Flash | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
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- Grok 4.20 Multi-Agent offers 2M context with $2.5 sample workload cost.
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