MoonshotAI Kimi Latest is $0.4 cheaper per 1M input tokens (13.3% lower; 1.15x difference).
API cost decision in 10 seconds
Aion-3.0 vs MoonshotAI Kimi Latest
Pick Aion-3.0 for lower cost; pick MoonshotAI Kimi Latest 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 Aion-3.0 for lower cost; pick MoonshotAI Kimi Latest only if the larger context window matters more.
On the standard 1M input plus 500K output workload, Aion-3.0 is estimated at $6 vs $9.1 for MoonshotAI Kimi Latest, saving $3.1 (34.1% lower).
Cost-first pickAion-3.0
Context-first pickMoonshotAI Kimi Latest
Sample savings$3.134.1%
10x traffic gap$31
MoonshotAI Kimi Latest has more context, but Aion-3.0 saves $3.1 on the standard workload. At 10x that traffic, the same price gap is about $31. Use the calculator below to replace the sample workload with your own token volume.
Cost sensitivity
Workload Sensitivity
Aion-3.0 stays cheaper across input-heavy, balanced, and output-heavy sample workloads.
| Workload shape | Token mix | Better pick | Aion-3.0 | MoonshotAI Kimi Latest |
|---|---|---|---|---|
| Input-heavy / RAG | 5M input + 500K output | Aion-3.0 | $18 | $19.5 |
| Balanced workload | 1M input + 1M output | Aion-3.0 | $9 | $15.6 |
| Output-heavy chatbot | 1M input + 5M output | Aion-3.0 | $33 | $67.6 |
Aion-3.0 is $7 cheaper per 1M output tokens (53.8% lower; 2.17x difference).
MoonshotAI Kimi Latest has 917.5K more context (8x larger).
Aion-3.0 is $3.1 cheaper on the standard workload (34.1% 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
MoonshotAI Kimi Latest has the lower input price; Aion-3.0 has the lower output price; MoonshotAI Kimi Latest offers the larger context window. For the 1M input plus 500K output sample, Aion-3.0 is cheaper for the standard workload.
For a 1M input token plus 500K output token workload, the estimated API cost is $6 for Aion-3.0 and $9.1 for MoonshotAI Kimi Latest.
Choose Aion-3.0 when you care most about lower output-token price.
Choose MoonshotAI Kimi Latest when you care most about lower input-token price, and larger context window.
- On the standard 1M input plus 500K output workload, Aion-3.0 is estimated at $6 vs $9.1 for MoonshotAI Kimi Latest, saving $3.1 (34.1% lower).
- Aion-3.0 is $3.1 cheaper on the standard workload (34.1% lower).
- MoonshotAI Kimi Latest is $0.4 cheaper per 1M input tokens (13.3% lower; 1.15x difference).
- Aion-3.0 is $7 cheaper per 1M output tokens (53.8% lower; 2.17x difference).
- MoonshotAI Kimi Latest has 917.5K more context (8x larger).
| Feature | Aion-3.0 (AionLabs) | MoonshotAI Kimi Latest (MoonshotAI) |
|---|---|---|
| Input Price prompt tokens per 1M | $3 | $2.6 |
| Completion Price per 1M tokens | $6 | $13 |
| Sample Workload Cost 1M input + 500K output | $6 | $9.1 |
| Context Window | 131.07K | 1.05M |
| Release Date |
Use-Case Decision Matrix
| Use case | Better pick | Why |
|---|---|---|
| Budget-constrained production | Aion-3.0 | On the standard 1M input plus 500K output workload, Aion-3.0 is estimated at $6 vs $9.1 for MoonshotAI Kimi Latest, saving $3.1 (34.1% lower). |
| High-volume input processing | MoonshotAI Kimi Latest | Lower prompt-token price matters most when prompts, retrieved passages, or documents dominate the bill. |
| Long responses and chatbots | Aion-3.0 | Lower output-token price matters most when assistants generate many completion tokens. |
| RAG or long-document work | MoonshotAI Kimi Latest | A larger context window leaves more room for retrieved passages, conversation history, or source files. |
Related Alternatives
- Aion-3.0-Mini can replace Aion-3.0 when lower sample workload cost matters most: $1.4.
- Aion-1.0-Mini can replace Aion-3.0 when lower sample workload cost matters most: $1.4.
- Aion-2.0 can replace Aion-3.0 when lower sample workload cost matters most: $1.6.
- Aion-RP 1.0 (8B) can replace Aion-3.0 when lower sample workload cost matters most: $1.6.
- 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.
- DeepSeek V4 Flash 0731 · DeepSeek · #1
- MiMo-V2.5 · Xiaomi · #2
- Hy3 · Tencent · #3
- Ox Alpha · stealth · #4
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Open MoonshotAI modelsAion-3.0 is a multi-model roleplaying and storytelling system from AionLabs, built on the GLM family of models. It uses a collaborative generation process in which multiple specialized models each contribute...
This model always redirects to the latest model in the MoonshotAI Kimi family.