Space Bunny Alpha is free for input tokens while DeepSeek V4 Flash 0731 costs $0.04 per 1M tokens.
API cost decision in 10 seconds
🔥DeepSeek V4 Flash 0731 vs NewSpace Bunny Alpha
Pick Space Bunny Alpha for lower cost; pick DeepSeek V4 Flash 0731 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 Space Bunny Alpha for lower cost; pick DeepSeek V4 Flash 0731 only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Space Bunny Alpha is estimated at $0 vs $0.36 for DeepSeek V4 Flash 0731, saving $0.36 (100% lower).
Cost-first pickSpace Bunny Alpha
Context-first pickDeepSeek V4 Flash 0731
Sample savings$0.36100%
10x traffic gap$3.6
DeepSeek V4 Flash 0731 has more context, but Space Bunny Alpha saves $0.36 on the standard workload. At 10x that traffic, the same price gap is about $3.6. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Space Bunny Alpha stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | DeepSeek V4 Flash 0731 | Space Bunny Alpha |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Space Bunny Alpha | $0.52 | $0 |
| Balanced workload | 1M input + 1M output | Space Bunny Alpha | $0.68 | $0 |
| Output-heavy chatbot | 1M input + 5M output | Space Bunny Alpha | $3.24 | $0 |
Space Bunny Alpha is free for output tokens while DeepSeek V4 Flash 0731 costs $0.64 per 1M tokens.
DeepSeek V4 Flash 0731 has 310.72K more context (1.31x larger).
Space Bunny Alpha is free for the standard workload while the other model is estimated at $0.36.
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
Space Bunny Alpha has the lower input price; Space Bunny Alpha has the lower output price; DeepSeek V4 Flash 0731 offers the larger context window. For the 1M input plus 500K output sample, Space Bunny Alpha is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $0.36 for DeepSeek V4 Flash 0731 and $0 for Space Bunny Alpha.
Choose DeepSeek V4 Flash 0731 when you care most about larger context window.
Choose Space Bunny Alpha when you care most about lower input-token price, and lower output-token price.
- On the standard 1M input plus 500K output workload, Space Bunny Alpha is estimated at $0 vs $0.36 for DeepSeek V4 Flash 0731, saving $0.36 (100% lower).
- Space Bunny Alpha is free for the standard workload while the other model is estimated at $0.36.
- Space Bunny Alpha is free for input tokens while DeepSeek V4 Flash 0731 costs $0.04 per 1M tokens.
- Space Bunny Alpha is free for output tokens while DeepSeek V4 Flash 0731 costs $0.64 per 1M tokens.
- DeepSeek V4 Flash 0731 has 310.72K more context (1.31x larger).
| Feature | 🔥DeepSeek V4 Flash 0731 (DeepSeek) | NewSpace Bunny Alpha (stealth) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.04 | $0 |
| Completion Price per 1M tokens | $0.64 | $0 |
| Sample Workload Cost 1M input + 500K output | $0.36 | $0 |
| Context Window | 1.31M | 1M |
| Release Date | ||
| Popularity | #6 |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Space Bunny Alpha | On the standard 1M input plus 500K output workload, Space Bunny Alpha is estimated at $0 vs $0.36 for DeepSeek V4 Flash 0731, saving $0.36 (100% lower). |
| High-volume input processing | Space Bunny Alpha | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Space Bunny Alpha | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | DeepSeek V4 Flash 0731 | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- DeepSeek V4 Flash 0731 (free) can replace DeepSeek V4 Flash 0731 when lower sample workload cost matters most: $0.
- DeepSeek V4 Flash (free) can replace DeepSeek V4 Flash 0731 when lower sample workload cost matters most: $0.
- DeepSeek V4 Flash 0423 can replace DeepSeek V4 Flash 0731 when lower sample workload cost matters most: $0.16.
- DeepSeek V4 Flash Vision Exp (batch) can replace DeepSeek V4 Flash 0731 when lower sample workload cost matters most: $0.28.
- No larger-context model is currently tracked within a close sample-cost band.
- MiMo-V2.6-Pro · Xiaomi · #1
- GLM 5.3 Flash · Z.ai · #2
- DeepSeek V4.1 Flash · DeepSeek · #3
- Hy4 preview · Tencent · #4
Cheaper alternatives
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