Kimi K3 is $0.32 cheaper per 1M input tokens (40% lower; 1.67x difference).
API cost decision in 10 seconds
NewPareto 26.10 Preview vs Kimi K3
Pick Pareto 26.10 Preview when budget is the priority.
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Data confirmed:
Prices normalized to USD per 1M tokens
Sample workload: 1M input + 500K output
Budget verdict
Pick Pareto 26.10 Preview when budget is the priority.
On the standard 1M input plus 500K output workload, Pareto 26.10 Preview is estimated at $2.4 vs $7.98 for Kimi K3, saving $5.58 (69.9% lower).
Cost-first pickPareto 26.10 Preview
Context-first pickBoth models
Sample savings$5.5869.9%
10x traffic gap$55.8
The reported context window is tied, so cost and provider fit carry more weight. At 10x that traffic, the same price gap is about $55.8. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Pareto 26.10 Preview stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Pareto 26.10 Preview | Kimi K3 |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Pareto 26.10 Preview | $5.6 | $9.9 |
| Balanced workload | 1M input + 1M output | Pareto 26.10 Preview | $4 | $15.48 |
| Output-heavy chatbot | 1M input + 5M output | Pareto 26.10 Preview | $16.8 | $75.48 |
Pareto 26.10 Preview is $11.8 cheaper per 1M output tokens (78.7% lower; 4.69x difference).
Both models report the same context window at 1.05M tokens.
Pareto 26.10 Preview is $5.58 cheaper on the standard workload (69.9% 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
Kimi K3 has the lower input price; Pareto 26.10 Preview has the lower output price; both models report the same context window. For the 1M input plus 500K output sample, Pareto 26.10 Preview is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $2.4 for Pareto 26.10 Preview and $7.98 for Kimi K3.
Choose Pareto 26.10 Preview when you care most about lower output-token price.
Choose Kimi K3 when you care most about lower input-token price.
- On the standard 1M input plus 500K output workload, Pareto 26.10 Preview is estimated at $2.4 vs $7.98 for Kimi K3, saving $5.58 (69.9% lower).
- Pareto 26.10 Preview is $5.58 cheaper on the standard workload (69.9% lower).
- Kimi K3 is $0.32 cheaper per 1M input tokens (40% lower; 1.67x difference).
- Pareto 26.10 Preview is $11.8 cheaper per 1M output tokens (78.7% lower; 4.69x difference).
- Both models report the same context window at 1.05M tokens.
| Feature | NewPareto 26.10 Preview (unbiased) | Kimi K3 (MoonshotAI) |
|---|---|---|
| Input Price prompt tokens per 1M | $0.8 | $0.48 |
| Completion Price per 1M tokens | $3.2 | $15 |
| Sample Workload Cost 1M input + 500K output | $2.4 | $7.98 |
| Context Window | 1.05M | 1.05M |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Pareto 26.10 Preview | On the standard 1M input plus 500K output workload, Pareto 26.10 Preview is estimated at $2.4 vs $7.98 for Kimi K3, saving $5.58 (69.9% lower). |
| High-volume input processing | Kimi K3 | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Pareto 26.10 Preview | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Tie | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Kimi K2.7 Code (free) can replace Kimi K3 when lower sample workload cost matters most: $0.
- Kimi K2.6 (free) can replace Kimi K3 when lower sample workload cost matters most: $0.
- Kimi K2 0711 can replace Kimi K3 when lower sample workload cost matters most: $1.72.
- Kimi K2.5 can replace Kimi K3 when lower sample workload cost matters most: $1.75.
- Grok 4.20 Multi-Agent offers 2M context with $2.5 sample workload cost.
- Grok 4.20 offers 2M context with $2.5 sample workload cost.
- Llama 4 Scout offers 1.31M context with $0.47 sample workload cost.
- MiMo-V2.6-Flash offers 1.05M context with $0.28 sample workload cost.
- DeepSeek V4.1 Flash · DeepSeek · #1
- Step 5 Preview · StepFun · #2
- GLM 5.3 Flash · Z.ai · #3
- MiMo-V2.6-Flash · Xiaomi · #4
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