Kimi K3 vs Nova Premier 1.0 (Comparative Analysis)
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Comparative Analysis: Kimi K3 vs. Nova Premier 1.0
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Overview
Nova Premier 1.0 was released 8 months before Kimi K3.
 Kimi K3 |  Nova Premier 1.0 | |
|---|---|---|
Model Provider The organization behind this AI's development | MoonshotAI | Amazon |
Input Context Window Maximum input tokens this model can process at once | 1M tokens | 1M tokens |
Output Token Limit Maximum output tokens this model can generate at once | Not specified tokens | 32K tokens |
Release Date When this model first became publicly available | July 16, 2026 11 days ago July 16th, 2026 | October 31, 2025 8 months ago October 31st, 2025 |
Capabilities & Features
Compare supported features, modalities, and advanced capabilities
Kimi K3 | Nova Premier 1.0 | |
|---|---|---|
Input Types Supported input formats | 📝Text🖼️Image | 📝Text🖼️Image |
Reasoning Controls Defaults and configurable reasoning effort | Enabled by defaultEffort: Max, High, LowDefault: Max | Not reported |
Output Types Supported output formats | 📝Text | 📝Text |
Tokenizer Text encoding system | Other | Nova |
Key Features Advanced capabilities | ✓Function Calling✓Structured Output✓Reasoning ModeContent Moderation | ✓Function CallingStructured OutputReasoning Mode✓Content Moderation |
Pricing
Kimi K3 is roughly 1.2x more expensive compared to Nova Premier 1.0 for input tokens and roughly 1.2x more expensive for output tokens.
| Kimi K3 | Nova Premier 1.0 | |
|---|---|---|
Input Token Cost Cost per million input tokens | $3.00 per million tokens | $2.50 per million tokens |
Output Token Cost Cost per million output tokens | $15.00 per million tokens | $12.50 per million tokens |
Cache Read Cost Cost to reuse cached input tokens | $0.30 per million tokens | $0.63 per million tokens |
Benchmarks
Compare relevant benchmarks between Kimi K3 and Nova Premier 1.0.
| Kimi K3 | Nova Premier 1.0 | |
|---|---|---|
Intelligence Index Overall model quality across independent evaluations | 57.1 (Artificial Analysis index; higher is better) | Benchmark not available. |
Coding Index Programming performance across independent evaluations | 76.2 (Artificial Analysis index; higher is better) | Benchmark not available. |
Agentic Index Ability to complete multi-step agentic tasks | 50.1 (Artificial Analysis index; higher is better) | Benchmark not available. |
Best Design Arena Score Highest human-preference Elo score across design arenas | 1,458 Elo (#1 in 3D (69.7% win rate)) | 862 Elo (#115 in Website (26.2% win rate)) |
At a Glance
Quick overview of what makes Kimi K3 and Nova Premier 1.0 unique.
Kimi K3 by MoonshotAI understands both text and images, can use external tools and APIs, offers advanced reasoning, generates structured data. It can handle standard conversations with its 1M token context window. Premium pricing at $3.00/M input and $15.00/M output tokens. Released July 16th, 2026.Nova Premier 1.0 by Amazon understands both text and images, can use external tools and APIs. It can handle standard conversations with its 1M token context window. Reasonably priced at $2.50/M input and $12.50/M output tokens. Includes built-in content moderation for safer outputs. Released October 31st, 2025.Explore More Comparisons
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Compare Nova Premier 1.0 with:
🚀Programming
Best models for coding and development
🎨Creative & Roleplay
Models optimized for creative writing
📢Marketing
Content creation and marketing tasks
💻Technology
Technical analysis and explanations
🔬Science
Scientific research and analysis
🌐Translation
Multilingual translation tasks