AI model comparison
Nova 2 Lite vs Kimi K2 0905
Pricing, context window, benchmarks, and features compared side by side. Or skip the guesswork and send one prompt to both.
Amazon
Nova 2 Lite
Nova 2 Lite is a fast, cost-effective reasoning model for everyday workloads that can process text, images, and videos to generate text.
- Input / 1M
- $0.30
- Output / 1M
- $2.50
- Context
- 1M
Moonshot AI
Kimi K2 0905
Kimi K2 0905 is the September update of [Kimi K2 0711](moonshotai/kimi-k2).
- Input / 1M
- $0.60
- Output / 1M
- $2.50
- Context
- 262K
At a glance
Quick verdict
How the two models stack up on the things people ask about most.
Lower price
Nova 2 Lite
1.3x cheaper for a typical chat
Higher intelligence score
Kimi K2 0905
15.3 vs 13.4 on Artificial Analysis
Larger context window
Nova 2 Lite
1M vs 262K tokens
Newer release
Nova 2 Lite
Released December 2, 2025
Benchmarks
Benchmark scores
Independent scores from Artificial Analysis. Higher is better.
Intelligence index
Nova 2 Lite13.4Coding index
Nova 2 Lite23Agentic index
Nova 2 LiteNot availablePricing
Nova 2 Lite vs Kimi K2 0905 API pricing
Per-token API rates. Cheaper option highlighted.
| Metric | Nova 2 Lite | |
|---|---|---|
| Input tokensPer 1M tokens | $0.30 | $0.60 |
| Output tokensPer 1M tokens | $2.50 | $2.50 |
| Cached input (read)Per 1M tokens | Not available | Not available |
| Cache writePer 1M tokens | Not available | Not available |
What it costs in practice
Estimated cost per 1,000 requests at standard rates. Coding and long-document figures also show the cost when the input is already cached.
Chat message
2K in, 500 out
Nova 2 Lite$1.85Coding task
30K in, 4K out
Nova 2 Lite$19Long document summary
150K in, 2K out
Nova 2 Lite$50Specs
Context window and capabilities
How much each model can read, how much it can write, and what it accepts as input.
| Metric | Nova 2 Lite | |
|---|---|---|
| Context window | 1M tokens | 262K tokens |
| Max output | 66K tokens | 98K tokens |
| Input types | File, Image, Text, Video | Text |
| Output types | Text | Text |
| Reasoning effort levels | Not available | Not available |
| Default reasoning effort | Not available | Not available |
| Release date | December 2, 2025 | September 4, 2025 |
Features
Supported features
API features available for each model.
| Metric | Nova 2 Lite | |
|---|---|---|
| Tool calling | Supported | Supported |
| Structured outputs | Not supported | Supported |
| JSON mode | Not supported | Supported |
| Reasoning | Supported | Not supported |
| Temperature | Supported | Supported |
| Stop sequences | Supported | Supported |
| Deterministic seed | Not supported | Supported |
| Verbosity control | Not supported | Not supported |
Keep exploring
More on these models
Other head-to-heads, the full model page, and the alternatives list for each model.
Our take
Nova 2 Lite is 1.3x cheaper for a typical chat. Kimi K2 0905 scores higher on the Artificial Analysis Intelligence Index (15.3 vs 13.4). Nova 2 Lite has the larger context window (1M vs 262K tokens). The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.
FAQ
Frequently asked questions
Is Nova 2 Lite or Kimi K2 0905 cheaper?
Nova 2 Lite is cheaper for a typical chat (2K input tokens and 500 output tokens). Nova 2 Lite costs $0.30 per 1M input tokens and $2.50 per 1M output tokens, while Kimi K2 0905 costs $0.60 per 1M input tokens and $2.50 per 1M output tokens.
Which has a bigger context window, Nova 2 Lite or Kimi K2 0905?
Nova 2 Lite supports up to 1M tokens of context, compared with 262K for Kimi K2 0905.
Is Nova 2 Lite smarter than Kimi K2 0905?
On the Artificial Analysis Intelligence Index, Nova 2 Lite scores 13.4 and Kimi K2 0905 scores 15.3, putting Kimi K2 0905 ahead. Benchmarks don't capture everything, so the best test is running your own prompts through both.
Can I use Nova 2 Lite and Kimi K2 0905 at the same time?
Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Nova 2 Lite and Kimi K2 0905 answer side by side and keep the better response.
Why choose? Ask both.
Send one prompt to Nova 2 Lite and Kimi K2 0905 at the same time. Compare the answers side by side and keep the best one.