Aion-3.0 vs Nova Pro 1.0
Nova Pro 1.0 costs 1.9x less per output token than Aion-3.0 ($3.20 vs $6.00 per million). Updated October 21, 2026; no benchmark has tested both models yet.
- Coding
- No data
- Overall
- No data
- Output $/M
- $6.00
- Coding
- No data
- Overall
- No data
- Output $/M
- $3.20
Aion-3.0 or Nova Pro 1.0: which to pick
Neither model has a coding score yet, so the two cannot be ranked on coding.
Compare them on price, context and the boards below.
No benchmark has tested both yet. Aion-3.0 has none yet; Nova Pro 1.0 on LiveCodeBench (Artificial Analysis run), Terminal-Bench Hard (Artificial Analysis run) and LMArena Text: coding. Compare them on price and context instead.
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
No call
Only Nova Pro 1.0 has a AA Intelligence Index result, 7.0.
Directional only
Web design
Design Arena: websites
No call
Only Nova Pro 1.0 has a Design Arena: websites result, 796.
Directional only
Long documents
Listed context window
Nova Pro 1.0
Nova Pro 1.0 takes 300K tokens against 131K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Nova Pro 1.0
Aion-3.0 $0.0060, Nova Pro 1.0 $0.0024 per turn.
List prices
At a glance
- Coding index
- Aion-3.0 not benchmarked, Nova Pro 1.0 not benchmarked.
- Widest category
- None yet: no category has been tested on both models.
- Widest single gap
- None yet: no benchmark has tested both models.
- Output price
- Aion-3.0 $6.00 against Nova Pro 1.0 $3.20 per million output tokens, 1.9x apart.
- Context window
- Aion-3.0 takes 131K tokens, Nova Pro 1.0 300K.
Benchmark by benchmark
Every board either model has a result on, a category to a fold; bars are each result on a 0 to 100 scale. Only one model is measured on each, so no row names a leader.
CodingDirectional onlySix of these boards feed the Vibe Coding Index4 boards measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| LiveCodeBench (Artificial Analysis run) | Not measured | 23.3% | Only Nova Pro 1.0 measured |
| Terminal-Bench Hard (Artificial Analysis run) | Not measured | 6.1% | Only Nova Pro 1.0 measured |
| LMArena Text: coding | Not measured | 1270 | Only Nova Pro 1.0 measured |
| LMArena Text: software and IT | Not measured | 1271 | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 35 boards here | |||
IntelligenceDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| AA Intelligence Index | Not measured | 7.0 | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 1 board here | |||
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| τ²-Bench Telecom | Not measured | 14.0% | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 40 boards here | |||
ReasoningDirectional onlyPublic boards, shown as published, kept out of the index5 boards measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| GPQA Diamond (Artificial Analysis run) | Not measured | 49.9% | Only Nova Pro 1.0 measured |
| Humanity's Last Exam (Artificial Analysis run) | Not measured | 3.2% | Only Nova Pro 1.0 measured |
| LMArena Text: hard prompts | Not measured | 1246 | Only Nova Pro 1.0 measured |
| LMArena Text: expert | Not measured | 1211 | Only Nova Pro 1.0 measured |
| LMArena Text: hard prompts in English | Not measured | 1259 | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 17 boards here | |||
MathDirectional onlyPublic boards, shown as published, kept out of the index4 boards measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| AA Math Index | Not measured | 7.0 | Only Nova Pro 1.0 measured |
| AIME 2025 (Artificial Analysis run) | Not measured | 7.0% | Only Nova Pro 1.0 measured |
| LMArena Text: math | Not measured | 1252 | Only Nova Pro 1.0 measured |
| LMArena Text: mathematical work | Not measured | 1261 | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 9 boards here | |||
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index6 boards measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| MMLU Pro (Artificial Analysis run) | Not measured | 69.1% | Only Nova Pro 1.0 measured |
| MMLU | Not measured | 82.0% | Only Nova Pro 1.0 measured |
| LMArena Text: science | Not measured | 1255 | Only Nova Pro 1.0 measured |
| LMArena Text: medicine and healthcare | Not measured | 1260 | Only Nova Pro 1.0 measured |
| LMArena Text: legal and government | Not measured | 1281 | Only Nova Pro 1.0 measured |
| LMArena Text: business and finance | Not measured | 1229 | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 12 boards here | |||
Web designDirectional onlyPublic boards, shown as published, kept out of the index1 board measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| Design Arena: websites | Not measured | 796 | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 8 boards here | |||
GeneralDirectional onlyPublic boards, shown as published, kept out of the index20 boards measured
| Benchmark | Aion-3.0 | Nova Pro 1.0 | Leader |
|---|---|---|---|
| IFBench | Not measured | 38.1% | Only Nova Pro 1.0 measured |
| Long context reasoning (AA-LCR) | Not measured | 21.0% | Only Nova Pro 1.0 measured |
| LMArena Text | Not measured | 1259 | Only Nova Pro 1.0 measured |
| LMArena Text: instruction following | Not measured | 1235 | Only Nova Pro 1.0 measured |
| LMArena Text: creative writing | Not measured | 1212 | Only Nova Pro 1.0 measured |
| LMArena Vision | Not measured | 980 | Only Nova Pro 1.0 measured |
| LMArena Text: English | Not measured | 1276 | Only Nova Pro 1.0 measured |
| LMArena Text: non-English | Not measured | 1233 | Only Nova Pro 1.0 measured |
| LMArena Text: Chinese | Not measured | 1244 | Only Nova Pro 1.0 measured |
| LMArena Text: German | Not measured | 1243 | Only Nova Pro 1.0 measured |
| LMArena Text: Japanese | Not measured | 1200 | Only Nova Pro 1.0 measured |
| LMArena Text: Korean | Not measured | 1203 | Only Nova Pro 1.0 measured |
| LMArena Text: French | Not measured | 1271 | Only Nova Pro 1.0 measured |
| LMArena Text: Spanish | Not measured | 1182 | Only Nova Pro 1.0 measured |
| LMArena Text: Russian | Not measured | 1240 | Only Nova Pro 1.0 measured |
| LMArena Text: multi-turn | Not measured | 1246 | Only Nova Pro 1.0 measured |
| LMArena Text: longer queries | Not measured | 1255 | Only Nova Pro 1.0 measured |
| LMArena Text: writing and language | Not measured | 1247 | Only Nova Pro 1.0 measured |
| LMArena Text: entertainment and media | Not measured | 1210 | Only Nova Pro 1.0 measured |
| LMArena Vision: English | Not measured | 987 | Only Nova Pro 1.0 measured |
| Neither model has a result on the other 26 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 Pro 1.0 costs less
Repository review
50K input + 3K output tokens
Nova Pro 1.0 costs less
Agent loop
200K input + 10K output tokens
Nova Pro 1.0 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 | AionLabs Aion-3.0 | Amazon Nova Pro 1.0 |
|---|---|---|
| Maker | Aion Labs | Amazon |
| Weights | No public weights listed | No public weights listed |
| Released | July 7, 2026 | December 5, 2024 |
| Context window | 131K | 300K |
| Input $/Mtok | $3.00 | $0.80 |
| Output $/Mtok | $6.00 | $3.20 |
| 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 Aion-3.0 better than Nova Pro 1.0 for coding?
Neither model has a coding score yet, so the two cannot be ranked on coding. Compare them on price, context and the boards below.
Which is cheaper, Aion-3.0 or Nova Pro 1.0?
Aion-3.0 costs $3.00 per million input tokens and $6.00 per million output tokens; Nova Pro 1.0 costs $0.80 and $3.20. Cost per solved task is known for neither of them.
Which has the bigger context window, Aion-3.0 or Nova Pro 1.0?
Nova Pro 1.0, with 300K tokens against 131K.
Has any benchmark tested both Aion-3.0 and Nova Pro 1.0?
No benchmark has tested both yet. Aion-3.0 has none yet; Nova Pro 1.0 on LiveCodeBench (Artificial Analysis run), Terminal-Bench Hard (Artificial Analysis run) and LMArena Text: coding. Compare them on price and context instead. Data as of October 21, 2026.