Nova Premier 1.0 vs Grok 4.6
Grok 4.6 leads Nova Premier 1.0 on the Artificial Analysis Intelligence Index, 44.3 to 9.2, and Grok 4.6 costs 2.1x less per output token ($6.00 vs $12.50 per million). Updated October 21, 2026; 6 benchmarks have a result for both.
vs boards won of 6 shared
Nova Premier 1.0 or Grok 4.6: which to pick
Only Grok 4.6 has a coding score, 65.7 on the Vibe Coding Index; Nova Premier 1.0 has none, so the two cannot be ranked on coding.
Pick Nova Premier 1.0 for a larger context window (1M against 500K tokens).
Model ANova Premier 1.0AmazonNot benchmarkedNo coding benchmarkNo cost per solved taskModel BGrok 4.6xAI65.7/1006 independent benchmarks$0.82 per solved task
- Shared results
- 6
- Nova Premier 1.0 only
- 8
- Grok 4.6 only
- 117
- Like-for-like categories
- 5 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
Only Grok 4.6 has a coding score, so no call is made.
One side not measured
Intelligence
AA Intelligence Index
Grok 4.6
Grok 4.6 leads, 44.3 against 9.2.
Same board, both measured
Agentic work
AA Agentic Index
No call
Only Grok 4.6 has a AA Agentic Index result, 53.0.
Directional only
Reasoning
GPQA Diamond
No call
Only Grok 4.6 has a GPQA Diamond result, 94.7%.
Directional only
Knowledge
MMLU Pro
No call
Only Grok 4.6 has a MMLU Pro result, 89.4%.
Directional only
Web design
Design Arena: websites
Grok 4.6
Grok 4.6 leads, 1289 against 835.
Same board, both measured
Long documents
Listed context window
Nova Premier 1.0
Nova Premier 1.0 takes 1M tokens against 500K.
Listed by OpenRouter
Everyday cost
1K input + 500 output tokens
Grok 4.6
Nova Premier 1.0 $0.0088, Grok 4.6 $0.0050 per turn.
List prices
Cost per solved task
One SWE-bench Verified task, solved
No call
Only Grok 4.6 has the number, $0.82.
Directional only
At a glance
- Coding index
- Nova Premier 1.0 not benchmarked, Grok 4.6 65.7 from 6 benchmarks.
- Widest category
- Web design, 56.8 points apart on average over 1 shared benchmark.
- Widest single gap
- Design Arena: websites: Nova Premier 1.0 835 against Grok 4.6 1289, 56.8 points apart on a 0 to 100 scale.
- Output price
- Nova Premier 1.0 $12.50 against Grok 4.6 $6.00 per million output tokens, 2.1x apart.
- Context window
- Nova Premier 1.0 takes 1M tokens, Grok 4.6 500K.
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 Premier 1.0 | Bars | Grok 4.6 | Ties |
|---|---|---|---|---|
| Coding | 0 | 1 | ||
| Intelligence | 0 | 1 | ||
| Reasoning | 0 | 2 | ||
| Web design | 0 | 1 | ||
| General | 0 | 1 | ||
| All shared boards | 0 | 6 |
CodingLike-for-likeSix of these boards feed the Vibe Coding Index01
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| LiveBench coding | Not measured | 89.1% | Only Grok 4.6 measured |
| LMArena WebDev | Not measured | 1617 | Only Grok 4.6 measured |
| AA Coding Index | Not measured | 76.8 | Only Grok 4.6 measured |
| LiveCodeBench (Vals AI) | Not measured | 88.2% | Only Grok 4.6 measured |
| SWE-bench Verified (Vals AI) | Not measured | 95.6% | Only Grok 4.6 measured |
| Terminal-Bench 4 (Vals AI) | Not measured | 17.2% | Only Grok 4.6 measured |
| Vibe Code Bench (Vals AI) | Not measured | 76.2% | Only Grok 4.6 measured |
| Code migration (Vals AI) | Not measured | 44.6% | Only Grok 4.6 measured |
| ProgramBench (Vals AI) | Not measured | 1.0% | Only Grok 4.6 measured |
| IOI (Vals AI) | Not measured | 47.6% | Only Grok 4.6 measured |
| Terminal-Bench 2.1 (Vals AI) | Not measured | 78.3% | Only Grok 4.6 measured |
| Vibe Code Bench 1-100 (Vals AI) | Not measured | 14.8% | Only Grok 4.6 measured |
| SkillsBench (Vals AI) | Not measured | 55.8% | Only Grok 4.6 measured |
| CyberBench (Vals AI) | Not measured | 67.7% | Only Grok 4.6 measured |
| LiveCodeBench (Artificial Analysis run) | 31.7% | Not measured | Only Nova Premier 1.0 measured |
| SciCode | Not measured | 56.5% | Only Grok 4.6 measured |
| Terminal-Bench Hard (Artificial Analysis run) | 6.8% | Not measured | Only Nova Premier 1.0 measured |
| FrontierCode | Not measured | 48.0% | Only Grok 4.6 measured |
| FrontierSWE | Not measured | 25.3% | Only Grok 4.6 measured |
| WeirdML | Not measured | 67.3% | Only Grok 4.6 measured |
| ALE-Bench | 147.4 | 1508.1 | Grok 4.6 |
| LMArena Text: coding | Not measured | 1466 | Only Grok 4.6 measured |
| LMArena Text: software and IT | Not measured | 1457 | Only Grok 4.6 measured |
| LMArena WebDev: React | Not measured | 1631 | Only Grok 4.6 measured |
| LMArena WebDev: HTML | Not measured | 1597 | Only Grok 4.6 measured |
| LMArena WebDev: from an image | Not measured | 1603 | Only Grok 4.6 measured |
| Neither model has a result on the other 13 boards here | |||
IntelligenceLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| AA Intelligence Index | 9.2 | 44.3 | Grok 4.6 |
| Epoch Capabilities Index | Not measured | 156.6 | Only Grok 4.6 measured |
Agentic workDirectional onlyPublic boards, shown as published, kept out of the index23 boards, none shared
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| AA Agentic Index | Not measured | 53.0 | Only Grok 4.6 measured |
| Design Arena: agents building web apps | Not measured | 1248 | Only Grok 4.6 measured |
| Design Arena: agents building full-stack apps | Not measured | 1264 | Only Grok 4.6 measured |
| Design Arena: agents building mobile apps | Not measured | 1236 | Only Grok 4.6 measured |
| Design Arena: agents building Android apps | Not measured | 1297 | Only Grok 4.6 measured |
| Design Arena: agents building Godot games | Not measured | 1276 | Only Grok 4.6 measured |
| Design Arena: agents building games | Not measured | 1208 | Only Grok 4.6 measured |
| Design Arena: HTML slides | Not measured | 1249 | Only Grok 4.6 measured |
| Design Arena: PowerPoint slides | Not measured | 1241 | Only Grok 4.6 measured |
| LiveBench research | Not measured | 84.5% | Only Grok 4.6 measured |
| LiveBench browser | Not measured | 64.0% | Only Grok 4.6 measured |
| LiveBench long agentic | Not measured | 40.7% | Only Grok 4.6 measured |
| Finance Agent (Vals AI) | Not measured | 53.7% | Only Grok 4.6 measured |
| Tax Agent Bench (Vals AI) | Not measured | 33.1% | Only Grok 4.6 measured |
| Legal Research Bench (Vals AI) | Not measured | 48.1% | Only Grok 4.6 measured |
| Excel Modeling Benchmark (Vals AI) | Not measured | 62.7% | Only Grok 4.6 measured |
| BioMysteryBench (Vals AI) | Not measured | 72.2% | Only Grok 4.6 measured |
| Terminal-Bench-Science (Vals AI) | Not measured | 11.4% | Only Grok 4.6 measured |
| Vals Science Index | Not measured | 38.1% | Only Grok 4.6 measured |
| Time Horizon Index (Vals AI) | Not measured | 5.8% | Only Grok 4.6 measured |
| τ²-Bench Telecom | 38.3% | Not measured | Only Nova Premier 1.0 measured |
| APEX-Agents | Not measured | 65.3% | Only Grok 4.6 measured |
| Vending-Bench 2 | Not measured | $9,047 | Only Grok 4.6 measured |
| Neither model has a result on the other 18 boards here | |||
ReasoningLike-for-likePublic boards, shown as published, kept out of the index02
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| GPQA Diamond | Not measured | 94.7% | Only Grok 4.6 measured |
| LiveBench reasoning | Not measured | 91.2% | Only Grok 4.6 measured |
| MysteryMechanism (Vals AI) | Not measured | 30.6% | Only Grok 4.6 measured |
| GPQA Diamond (Artificial Analysis run) | 56.9% | 94.9% | Grok 4.6 |
| Humanity's Last Exam (Artificial Analysis run) | 4.2% | 44.1% | Grok 4.6 |
| GPQA Diamond (Epoch AI run) | Not measured | 94.0% | Only Grok 4.6 measured |
| ARC-AGI | Not measured | 87.5% | Only Grok 4.6 measured |
| ARC-AGI-2 | Not measured | 67.1% | Only Grok 4.6 measured |
| SimpleBench | Not measured | 75.9% | Only Grok 4.6 measured |
| Chess puzzles | Not measured | 33.0% | Only Grok 4.6 measured |
| Mystery game puzzles | Not measured | 34.0% | Only Grok 4.6 measured |
| EBR-bench | Not measured | 30.5% | Only Grok 4.6 measured |
| LMArena Text: hard prompts | Not measured | 1448 | Only Grok 4.6 measured |
| LMArena Text: expert | Not measured | 1469 | Only Grok 4.6 measured |
| LMArena Text: hard prompts in English | Not measured | 1445 | Only Grok 4.6 measured |
| LMArena Vision: diagrams | Not measured | 1285 | Only Grok 4.6 measured |
| LMArena Vision: homework | Not measured | 1283 | Only Grok 4.6 measured |
| Kagi LLM Benchmark | 44.8% | Not measured | Only Nova Premier 1.0 measured |
| Neither model has a result on the other 4 boards here | |||
MathDirectional onlyPublic boards, shown as published, kept out of the index8 boards, none shared
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| AA Math Index | 17.3 | Not measured | Only Nova Premier 1.0 measured |
| AIME 2025 (Artificial Analysis run) | 17.3% | Not measured | Only Nova Premier 1.0 measured |
| OTIS Mock AIME | Not measured | 99.2% | Only Grok 4.6 measured |
| FrontierMath, tiers 1 to 3 | Not measured | 66.0% | Only Grok 4.6 measured |
| FrontierMath, tier 4 | Not measured | 31.7% | Only Grok 4.6 measured |
| ProofBench | Not measured | 51.0% | Only Grok 4.6 measured |
| LMArena Text: math | Not measured | 1417 | Only Grok 4.6 measured |
| LMArena Text: mathematical work | Not measured | 1464 | Only Grok 4.6 measured |
| Neither model has a result on the other 5 boards here | |||
KnowledgeDirectional onlyPublic boards, shown as published, kept out of the index12 boards, none shared
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| MMLU Pro | Not measured | 89.4% | Only Grok 4.6 measured |
| LegalBench (Vals AI) | Not measured | 86.3% | Only Grok 4.6 measured |
| CorpFin (Vals AI) | Not measured | 66.2% | Only Grok 4.6 measured |
| TaxEval (Vals AI) | Not measured | 71.1% | Only Grok 4.6 measured |
| MortgageTax (Vals AI) | Not measured | 64.2% | Only Grok 4.6 measured |
| MedCode (Vals AI) | Not measured | 44.7% | Only Grok 4.6 measured |
| MMLU Pro (Artificial Analysis run) | 73.3% | Not measured | Only Nova Premier 1.0 measured |
| SimpleQA Verified | Not measured | 49.3% | Only Grok 4.6 measured |
| LMArena Text: science | Not measured | 1437 | Only Grok 4.6 measured |
| LMArena Text: medicine and healthcare | Not measured | 1420 | Only Grok 4.6 measured |
| LMArena Text: legal and government | Not measured | 1429 | Only Grok 4.6 measured |
| LMArena Text: business and finance | Not measured | 1416 | Only Grok 4.6 measured |
| Neither model has a result on the other 6 boards here | |||
Web designLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| Design Arena: websites | 835 | 1289 | Grok 4.6 |
| Design Arena: UI components | Not measured | 1295 | Only Grok 4.6 measured |
| Design Arena: game dev | Not measured | 1296 | Only Grok 4.6 measured |
| Design Arena: data viz | Not measured | 1282 | Only Grok 4.6 measured |
| Design Arena: 3D | Not measured | 1277 | Only Grok 4.6 measured |
| Design Arena: all code categories | Not measured | 1292 | Only Grok 4.6 measured |
| Design Arena: SVG | Not measured | 1239 | Only Grok 4.6 measured |
| Design Arena: ASCII art | Not measured | 1278 | Only Grok 4.6 measured |
| LiveBench design | Not measured | 79.8% | Only Grok 4.6 measured |
GeneralLike-for-likePublic boards, shown as published, kept out of the index01
| Benchmark | Nova Premier 1.0 | Grok 4.6 | Leader |
|---|---|---|---|
| LiveBench data analysis | Not measured | 75.3% | Only Grok 4.6 measured |
| Public Benefits Bench (Vals AI) | Not measured | 66.8% | Only Grok 4.6 measured |
| SAGE (Vals AI) | Not measured | 28.9% | Only Grok 4.6 measured |
| MedScribe (Vals AI) | Not measured | 86.5% | Only Grok 4.6 measured |
| IFBench | 36.2% | Not measured | Only Nova Premier 1.0 measured |
| Long context reasoning (AA-LCR) | 34.3% | 81.0% | Grok 4.6 |
| DTBench | Not measured | 97.3% | Only Grok 4.6 measured |
| LMCA | Not measured | 48.5% | Only Grok 4.6 measured |
| Furniture assembly | Not measured | 40.0% | Only Grok 4.6 measured |
| LMArena Text | Not measured | 1429 | Only Grok 4.6 measured |
| LMArena Text: instruction following | Not measured | 1431 | Only Grok 4.6 measured |
| LMArena Text: creative writing | Not measured | 1426 | Only Grok 4.6 measured |
| LMArena Vision | Not measured | 1263 | Only Grok 4.6 measured |
| LMArena Text: English | Not measured | 1433 | Only Grok 4.6 measured |
| LMArena Text: non-English | Not measured | 1420 | Only Grok 4.6 measured |
| LMArena Text: Chinese | Not measured | 1476 | Only Grok 4.6 measured |
| LMArena Text: German | Not measured | 1426 | Only Grok 4.6 measured |
| LMArena Text: Japanese | Not measured | 1378 | Only Grok 4.6 measured |
| LMArena Text: Korean | Not measured | 1391 | Only Grok 4.6 measured |
| LMArena Text: French | Not measured | 1455 | Only Grok 4.6 measured |
| LMArena Text: Spanish | Not measured | 1414 | Only Grok 4.6 measured |
| LMArena Text: Russian | Not measured | 1421 | Only Grok 4.6 measured |
| LMArena Text: Polish | Not measured | 1430 | Only Grok 4.6 measured |
| LMArena Text: multi-turn | Not measured | 1425 | Only Grok 4.6 measured |
| LMArena Text: longer queries | Not measured | 1456 | Only Grok 4.6 measured |
| LMArena Text: writing and language | Not measured | 1429 | Only Grok 4.6 measured |
| LMArena Text: entertainment and media | Not measured | 1421 | Only Grok 4.6 measured |
| LMArena Vision: English | Not measured | 1270 | Only Grok 4.6 measured |
| LMArena Vision: Chinese | Not measured | 1289 | Only Grok 4.6 measured |
| LMArena Vision: reading text | Not measured | 1272 | Only Grok 4.6 measured |
| LMArena Vision: humor | Not measured | 1270 | Only Grok 4.6 measured |
| LMArena Vision: creative writing | Not measured | 1262 | Only Grok 4.6 measured |
| LMArena Document | Not measured | 1452 | Only Grok 4.6 measured |
| Neither model has a result on the other 13 boards here | |||
Image generationNot comparablePublic boards, shown as published, kept out of the index0 boards, none shared
| Benchmark | Nova Premier 1.0 | Grok 4.6 | 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 Premier 1.0$0.0088Fits in one request
Grok 4.6$0.0050Fits in one request
Grok 4.6 costs less
Repository review
50K input + 3K output tokens
Nova Premier 1.0$0.163Fits in one request
Grok 4.6$0.118Fits in one request
Grok 4.6 costs less
Agent loop
200K input + 10K output tokens
Nova Premier 1.0$0.625Fits in one request
Grok 4.6$0.460Fits in one request
Grok 4.6 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 Premier 1.0 | SpaceXAI Grok 4.6 |
|---|---|---|
| Maker | Amazon | xAI |
| Weights | No public weights listed | No public weights listed |
| Released | October 31, 2025 | August 12, 2026 |
| Context window | 1M | 500K |
| Input $/Mtok | $2.50 | $2.00 |
| Output $/Mtok | $12.50 | $6.00 |
| Coding index | Not benchmarked | 65.7 |
| Independent measurements behind it | 0 | 6 |
| Cost per solved task | Not computable | $0.82 |
| Source | OpenRouter listing | OpenRouter listing |
Questions
Is Nova Premier 1.0 better than Grok 4.6 for coding?
Only Grok 4.6 has a coding score, 65.7 on the Vibe Coding Index; Nova Premier 1.0 has none, so the two cannot be ranked on coding. Pick Nova Premier 1.0 for a larger context window (1M against 500K tokens).
Which is cheaper, Nova Premier 1.0 or Grok 4.6?
Nova Premier 1.0 costs $2.50 per million input tokens and $12.50 per million output tokens; Grok 4.6 costs $2.00 and $6.00. Cost per solved task is known for Grok 4.6 only.
Which has the bigger context window, Nova Premier 1.0 or Grok 4.6?
Nova Premier 1.0, with 1M tokens against 500K.
How many benchmarks is the Nova Premier 1.0 vs Grok 4.6 comparison based on?
6 benchmarks have a result for both models as of October 21, 2026. Nova Premier 1.0's coding index rests on 0 independent benchmarks and Grok 4.6's on 6. Where only one model has a result, the page says so instead of naming a winner.