Model Comparison

Kimi K2-Thinking-0905 vs Nova Micro

Kimi K2-Thinking-0905 significantly outperforms across most benchmarks. Nova Micro is 14.8x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Kimi K2-Thinking-0905 outperforms in 1 benchmarks (GPQA), while Nova Micro is better at 0 benchmarks.

Kimi K2-Thinking-0905 significantly outperforms across most benchmarks.

Tue Apr 14 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Nova Micro costs less

For input processing, Kimi K2-Thinking-0905 ($0.47/1M tokens) is 15.7x more expensive than Nova Micro ($0.03/1M tokens).

For output processing, Kimi K2-Thinking-0905 ($2.00/1M tokens) is 14.3x more expensive than Nova Micro ($0.14/1M tokens).

In conclusion, Kimi K2-Thinking-0905 is more expensive than Nova Micro.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Apr 14 2026 • llm-stats.com
Moonshot AI
Kimi K2-Thinking-0905
Input tokens$0.47
Output tokens$2.00
Best providerDeepinfra
Amazon
Nova Micro
Input tokens$0.03
Output tokens$0.14
Best providerAWS Bedrock
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Kimi K2-Thinking-0905 accepts 262,144 input tokens compared to Nova Micro's 128,000 tokens. Kimi K2-Thinking-0905 can generate longer responses up to 262,144 tokens, while Nova Micro is limited to 128,000 tokens.

Moonshot AI
Kimi K2-Thinking-0905
Input262,144 tokens
Output262,144 tokens
Amazon
Nova Micro
Input128,000 tokens
Output128,000 tokens
Tue Apr 14 2026 • llm-stats.com

License

Usage and distribution terms

Kimi K2-Thinking-0905 is licensed under MIT, while Nova Micro uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

Kimi K2-Thinking-0905

MIT

Open weights

Nova Micro

Proprietary

Closed source

Release Timeline

When each model was launched

Kimi K2-Thinking-0905 was released on 2025-09-05, while Nova Micro was released on 2024-11-20.

Kimi K2-Thinking-0905 is 10 months newer than Nova Micro.

Kimi K2-Thinking-0905

Sep 5, 2025

7 months ago

9mo newer
Nova Micro

Nov 20, 2024

1.4 years ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Kimi K2-Thinking-0905 is available from DeepInfra, Novita, Fireworks. Nova Micro is available from Bedrock.

Kimi K2-Thinking-0905

deepinfra logo
Deepinfra
Input Price:Input: $0.47/1MOutput Price:Output: $2.00/1M
novita logo
Novita
Input Price:Input: $0.48/1MOutput Price:Output: $2.00/1M
fireworks logo
Fireworks
Input Price:Input: $0.60/1MOutput Price:Output: $2.50/1M

Nova Micro

bedrock logo
AWS Bedrock
Input Price:Input: $0.03/1MOutput Price:Output: $0.14/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Moonshot AI
Larger context window (262,144 tokens)
Has open weights
Higher GPQA score (84.5% vs 40.0%)
Amazon
Less expensive input tokens
Less expensive output tokens

Detailed Comparison

AI Model Comparison Table
Feature
Moonshot AI
Kimi K2-Thinking-0905
Amazon
Nova Micro

FAQ

Common questions about Kimi K2-Thinking-0905 vs Nova Micro

Kimi K2-Thinking-0905 significantly outperforms across most benchmarks. Kimi K2-Thinking-0905 is made by Moonshot AI and Nova Micro is made by Amazon. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Kimi K2-Thinking-0905 scores AIME 2025: 100.0%, HMMT 2025: 97.5%, MMLU-Redux: 94.4%, FRAMES: 87.0%, MMLU-Pro: 84.6%. Nova Micro scores GSM8k: 92.3%, ARC-C: 90.2%, Translation Set1→en COMET22: 88.7%, Translation en→Set1 COMET22: 88.5%, IFEval: 87.2%.
Nova Micro is 15.7x cheaper for input tokens. Kimi K2-Thinking-0905 costs $0.47/M input and $2.00/M output via deepinfra. Nova Micro costs $0.03/M input and $0.14/M output via bedrock.
Kimi K2-Thinking-0905 supports 262K tokens and Nova Micro supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (262K vs 128K), input pricing ($0.47 vs $0.03/M), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.
Kimi K2-Thinking-0905 is developed by Moonshot AI and Nova Micro is developed by Amazon.