Kimi K2.6 is $0.3 cheaper per 1M input tokens (24% lower; 1.32x difference).
API cost decision in 10 seconds
Muse Spark 1.1 vs Kimi K2.6
Pick Kimi K2.6 for lower cost; pick Muse Spark 1.1 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 Kimi K2.6 for lower cost; pick Muse Spark 1.1 only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Kimi K2.6 is estimated at $2.95 vs $3.38 for Muse Spark 1.1, saving $0.42 (12.6% lower).
Cost-first pickKimi K2.6
Context-first pickMuse Spark 1.1
Sample savings$0.4212.6%
10x traffic gap$4.25
Muse Spark 1.1 has more context, but Kimi K2.6 saves $0.42 on the standard workload. At 10x that traffic, the same price gap is about $4.25. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Kimi K2.6 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Muse Spark 1.1 | Kimi K2.6 |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Kimi K2.6 | $8.38 | $6.75 |
| Balanced workload | 1M input + 1M output | Kimi K2.6 | $5.5 | $4.95 |
| Output-heavy chatbot | 1M input + 5M output | Kimi K2.6 | $22.5 | $20.95 |
Kimi K2.6 is $0.25 cheaper per 1M output tokens (5.9% lower; 1.06x difference).
Muse Spark 1.1 has 786.43K more context (4x larger).
Kimi K2.6 is $0.42 cheaper on the standard workload (12.6% 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 K2.6 has the lower input price; Kimi K2.6 has the lower output price; Muse Spark 1.1 offers the larger context window. For the 1M input plus 500K output sample, Kimi K2.6 is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $3.38 for Muse Spark 1.1 and $2.95 for Kimi K2.6.
Choose Muse Spark 1.1 when you care most about larger context window.
Choose Kimi K2.6 when you care most about lower input-token price, and lower output-token price.
- On the standard 1M input plus 500K output workload, Kimi K2.6 is estimated at $2.95 vs $3.38 for Muse Spark 1.1, saving $0.42 (12.6% lower).
- Kimi K2.6 is $0.42 cheaper on the standard workload (12.6% lower).
- Kimi K2.6 is $0.3 cheaper per 1M input tokens (24% lower; 1.32x difference).
- Kimi K2.6 is $0.25 cheaper per 1M output tokens (5.9% lower; 1.06x difference).
- Muse Spark 1.1 has 786.43K more context (4x larger).
| Feature | Muse Spark 1.1 (Meta) | Kimi K2.6 (MoonshotAI) |
|---|---|---|
| Input Price prompt tokens per 1M | $1.25 | $0.95 |
| Completion Price per 1M tokens | $4.25 | $4 |
| Sample Workload Cost 1M input + 500K output | $3.38 | $2.95 |
| Context Window | 1.05M | 262.14K |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Kimi K2.6 | On the standard 1M input plus 500K output workload, Kimi K2.6 is estimated at $2.95 vs $3.38 for Muse Spark 1.1, saving $0.42 (12.6% lower). |
| High-volume input processing | Kimi K2.6 | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Kimi K2.6 | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | Muse Spark 1.1 | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Llama 3.3 70B Instruct (free) can replace Muse Spark 1.1 when lower sample workload cost matters most: $0.
- Llama 3.2 3B Instruct (free) can replace Muse Spark 1.1 when lower sample workload cost matters most: $0.
- Llama 3.1 8B Instruct can replace Muse Spark 1.1 when lower sample workload cost matters most: $0.09.
- Llama 3.2 1B Instruct can replace Muse Spark 1.1 when lower sample workload cost matters most: $0.13.
- 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.
- DeepSeek V4 Flash 0731 offers 1.31M context with $0.17 sample workload cost.
- DeepSeek V4 Flash Latest offers 1.31M context with $0.11 sample workload cost.
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- MiMo-V2.5 · Xiaomi · #2
- Hy3 · Tencent · #3
- Ox Alpha · stealth · #4
Cheaper alternatives
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