Nova 2 Lite vs Kimi K2 0905
Kimi K2 0905 leads Nova 2 Lite on the Artificial Analysis Intelligence Index, 15.3 to 13.4, at about the same output price ($2.50 vs $2.50 per million). Updated October 21, 2026; 2 benchmarks have a result for both.
Nova 2 Lite or Kimi K2 0905: which to pick
Neither model has a coding score yet, so the two cannot be ranked on coding.
Pick Nova 2 Lite for a larger context window (1M against 262K tokens) and work measured by ALE-Bench or AA Intelligence Index, where it leads.
- Shared results
- 2
- Nova 2 Lite only
- 29
- Kimi K2 0905 only
- 14
- Like-for-like categories
- 2 of 9
Only benchmarks that tested both models count toward a pick; a result only one model has is shown but not compared.
Which one for your work
Each card is decided by one number both models carry. Where only one has it, the card says so and makes no call.
Coding
Vibe Coding Index, six public coding benchmarks
No call
Neither has a coding score yet.
One side not measured
Intelligence
AA Intelligence Index
Kimi K2 0905
Kimi K2 0905 leads, 15.3 against 13.4.
Same board, both measured
Web design
Design Arena: websites
No call
Only Kimi K2 0905 has a Design Arena: websites result, 1089.
Directional only
Long documents
Listed context window
Nova 2 Lite
Nova 2 Lite takes 1M tokens against 262K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Nova 2 Lite
Nova 2 Lite $0.0015, Kimi K2 0905 $0.0019 per turn.
List prices
At a glance
- Coding index
- Nova 2 Lite not benchmarked, Kimi K2 0905 not benchmarked.
- Widest category
- Intelligence, 1.9 points apart on average over 1 shared benchmark.
- Widest single gap
- AA Intelligence Index: Nova 2 Lite 13.4 against Kimi K2 0905 15.3, 1.9 points apart on a 0 to 100 scale.
- Output price
- Both cost $2.50 per million output tokens.
- Context window
- Nova 2 Lite takes 1M tokens, Kimi K2 0905 262K.
Benchmark by benchmark
First the score: boards each model leads, per category, where both have a result. Then every board, a category to a fold; bars are each result on a 0 to 100 scale, so compare the two in a row, not one row with another.
| Category | Nova 2 Lite | Bars | Kimi K2 0905 | Ties |
|---|---|---|---|---|
| Coding | 0 | 1 | ||
| Intelligence | 0 | 1 | ||
| All shared boards | 0 | 2 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index01
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| AA Coding Index | 23.0 | Not measured | Only Nova 2 Lite measured |
| LiveCodeBench (Artificial Analysis run) | Not measured | 61.0% | Only Kimi K2 0905 measured |
| Terminal-Bench Hard (Artificial Analysis run) | Not measured | 23.5% | Only Kimi K2 0905 measured |
| WeirdML | Not measured | 36.7% | Only Kimi K2 0905 measured |
| ALE-Bench | 236.3 | 267.1 | Kimi K2 0905 |
| LMArena Text: coding | 1385 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: software and IT | 1394 | Not measured | Only Nova 2 Lite measured |
| Neither model has a result on the other 31 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| AA Intelligence Index | 13.4 | 15.3 | Kimi K2 0905 |
| Neither model has a result on the other 1 board here | |||
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board, none shared
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| τ²-Bench Telecom | Not measured | 73.4% | Only Kimi K2 0905 measured |
| Neither model has a result on the other 38 boards here | |||
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index5 boards, none shared
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| GPQA Diamond (Artificial Analysis run) | Not measured | 76.7% | Only Kimi K2 0905 measured |
| Humanity's Last Exam (Artificial Analysis run) | Not measured | 6.4% | Only Kimi K2 0905 measured |
| LMArena Text: hard prompts | 1364 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: expert | 1359 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: hard prompts in English | 1385 | Not measured | Only Nova 2 Lite measured |
| Neither model has a result on the other 16 boards here | |||
MathDirectional onlyPublic boards, shown as published, kept out of the index4 boards, none shared
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| AA Math Index | Not measured | 57.3 | Only Kimi K2 0905 measured |
| AIME 2025 (Artificial Analysis run) | Not measured | 57.3% | Only Kimi K2 0905 measured |
| LMArena Text: math | 1359 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: mathematical work | 1369 | Not measured | Only Nova 2 Lite measured |
| Neither model has a result on the other 9 boards here | |||
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index5 boards, none shared
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| MMLU Pro (Artificial Analysis run) | Not measured | 81.9% | Only Kimi K2 0905 measured |
| LMArena Text: science | 1382 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: medicine and healthcare | 1386 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: legal and government | 1359 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: business and finance | 1369 | Not measured | Only Nova 2 Lite measured |
| Neither model has a result on the other 12 boards here | |||
Web designDirectional onlyPublic boards, shown as published, kept out of the index2 boards, none shared
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| Design Arena: websites | Not measured | 1089 | Only Kimi K2 0905 measured |
| Design Arena: all code categories | Not measured | 1098 | Only Kimi K2 0905 measured |
| Neither model has a result on the other 7 boards here | |||
GeneralDirectional onlyPublic boards, shown as published, kept out of the index20 boards, none shared
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| IFBench | Not measured | 41.7% | Only Kimi K2 0905 measured |
| Long context reasoning (AA-LCR) | Not measured | 53.0% | Only Kimi K2 0905 measured |
| Fiction.LiveBench | Not measured | 66.7% | Only Kimi K2 0905 measured |
| LMArena Text | 1362 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: instruction following | 1335 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: creative writing | 1292 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: English | 1385 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: non-English | 1337 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: Chinese | 1364 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: German | 1343 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: Japanese | 1273 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: Korean | 1281 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: French | 1381 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: Spanish | 1375 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: Russian | 1342 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: Polish | 1327 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: multi-turn | 1338 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: longer queries | 1335 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: writing and language | 1318 | Not measured | Only Nova 2 Lite measured |
| LMArena Text: entertainment and media | 1309 | Not measured | Only Nova 2 Lite measured |
| Neither model has a result on the other 26 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Nova 2 Lite | Kimi K2 0905 | Leader |
|---|---|---|---|
| Neither model has a result on 5 boards here | |||
What each workload costs
Three fixed token mixes at each model's listed price, so per-token rates become a bill.
Chat turn
1K input + 500 output tokens
Nova 2 Lite costs less
Repository review
50K input + 3K output tokens
Nova 2 Lite costs less
Agent loop
200K input + 10K output tokens
Nova 2 Lite costs less
Listed OpenRouter rates, without cache or batch discounts. A workload that does not fit a model's context window would need splitting.
Specification differences
The leading value in a row is marked; a row with a missing value names no leader. Our two rows are marked in red.
| Specification | Amazon Nova 2 Lite | MoonshotAI Kimi K2 0905 |
|---|---|---|
| Maker | Amazon | Moonshot AI |
| Weights | No public weights listed | Open weights |
| Released | December 2, 2025 | September 4, 2025 |
| Context window | 1M | 262K |
| Input $/Mtok | $0.30 | $0.60 |
| Output $/Mtok | $2.50 | $2.50 |
| Coding index | Not benchmarked | Not benchmarked |
| Independent measurements behind it | 0 | 0 |
| Cost per solved task | Not computable | Not computable |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Nova 2 Lite better than Kimi K2 0905 for coding?
Neither model has a coding score yet, so the two cannot be ranked on coding. Pick Nova 2 Lite for a larger context window (1M against 262K tokens) and work measured by ALE-Bench or AA Intelligence Index, where it leads.
Which is cheaper, Nova 2 Lite or Kimi K2 0905?
Nova 2 Lite costs $0.30 per million input tokens and $2.50 per million output tokens; Kimi K2 0905 costs $0.60 and $2.50. Cost per solved task is known for neither of them.
Which has the bigger context window, Nova 2 Lite or Kimi K2 0905?
Nova 2 Lite, with 1M tokens against 262K.
How many benchmarks is the Nova 2 Lite vs Kimi K2 0905 comparison based on?
2 benchmarks have a result for both models as of October 21, 2026. Nova 2 Lite's coding index rests on 0 independent benchmarks and Kimi K2 0905's on 0. Where only one model has a result, the page says so instead of naming a winner.