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Kimi-k1.5 vs Nova Micro

Kimi-k1.5 has a slight edge in benchmark performance.

Moonshot AI · Amazon · Updated for 2026

Which is better?

Kimi-k1.5 outperforms in 1 benchmarks (MMLU), while Nova Micro is better at 0 benchmarks. Kimi-k1.5 has a slight edge in benchmark performance.

Based on current benchmark, pricing, and model metadata for 2026.

Choose Kimi-k1.5

  • you want the most recent training data — it shipped Jan 2025

Choose Nova Micro

  • you want predictable pricing at $0.03/M input and $0.14/M output

At a glance

The differences that matter most.

Kimi-k1.5
Moonshot AI
Nova Micro
Amazon
Benchmark wins
1 of 2
1 of 2
Input price
— / M
$0.03 / M
Output price
— / M
$0.14 / M
Context window
—
128,000
Released
Jan 2025
Nov 2024
License
Proprietary
Proprietary

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Kimi-k1.5 outperforms in 1 benchmarks (MMLU), while Nova Micro is better at 0 benchmarks.

Kimi-k1.5 has a slight edge in benchmark performance.

Mon Aug 24 2026 • llm-stats.com

Arena Performance

Playground indexes and blind preference scores

Context Window

Maximum input and output token capacity

Only Nova Micro specifies input context (128,000 tokens). Only Nova Micro specifies output context (128,000 tokens).

Moonshot AI
Kimi-k1.5
Input- tokens
Output- tokens
Amazon
Nova Micro
Input128,000 tokens
Output128,000 tokens
Mon Aug 24 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Kimi-k1.5 supports multimodal inputs, whereas Nova Micro does not.

Kimi-k1.5 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Kimi-k1.5

Text
Images
Audio
Video

Nova Micro

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Kimi-k1.5

Proprietary

Closed source

Nova Micro

Proprietary

Closed source

Release Timeline

When each model was launched

Kimi-k1.5 was released on 2025-01-20, while Nova Micro was released on 2024-11-20.

Kimi-k1.5 is 2 months newer than Nova Micro.

Kimi-k1.5

Jan 20, 2025

1.6 years ago

2mo newer
Nova Micro

Nov 20, 2024

1.8 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

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Kimi-k1.5 and Nova Micro side-by-side, then vote on the output you prefer.

Kimi-k1.5
✓ Preferred
Nova Micro
Open in Playground

FAQ

Common questions about Kimi-k1.5 vs Nova Micro.

Which is better, Kimi-k1.5 or Nova Micro?

Kimi-k1.5 has a slight edge in benchmark performance. Kimi-k1.5 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.

How does Kimi-k1.5 compare to Nova Micro in benchmarks?

Kimi-k1.5 scores MATH-500: 96.2%, CLUEWSC: 91.4%, C-Eval: 88.3%, MMLU: 87.4%, IFEval: 87.2%. 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%.

What are the context window sizes for Kimi-k1.5 and Nova Micro?

Kimi-k1.5 supports an unknown number of tokens and Nova Micro supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Kimi-k1.5 and Nova Micro?

Key differences include multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Kimi-k1.5 and Nova Micro?

Kimi-k1.5 is developed by Moonshot AI and Nova Micro is developed by Amazon.

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