Model comparison
Amazon Nova Pro vs Seed 2.0 Pro
Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 31.0 on the Noometry Index.
Last verified . 18 shared benchmarks.
ByteDance SeedSummary
- They share 18 benchmarks with published results for both. Amazon Nova Pro scores higher in 0 categories and Seed 2.0 Pro in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in writing & preference, where Seed 2.0 Pro leads 62.9 to 43.9.
- Seed 2.0 Pro is cheaper at $0.50 / $3 per million input/output tokens, against $0.80 / $3.20 for Amazon Nova Pro.
- Amazon Nova Pro accepts more context: 300K tokens versus 256K.
Side by side
| Amazon Nova Pro | Seed 2.0 Pro | |
|---|---|---|
| Provider | Amazon | ByteDance Seed |
| Noometry Index | 31.0 | 43.2 |
| Released | 2024-12-03 | 2026-02-14 |
| Weights | Proprietary | Proprietary |
| Context window | 300K | 256K |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.80 | $0.50 |
| Output $ / M tokens | $3.20 | $3 |
| Results tracked | 38 | 20 |
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Category by category
Coding Seed 2.0 Pro leads
Amazon Nova Pro: 35.1 (#229), Seed 2.0 Pro: 43.5 (#86)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Coding | 1270 | 1472 |
| LiveBench Coding | 38.1% | — |
Agentic & Tool Use Not comparable
Amazon Nova Pro: 16.7 (#147), Seed 2.0 Pro: —
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| Berkeley Function Calling Leaderboard | 25% | — |
| TheAgentCompany | 1.7% | — |
Reasoning Seed 2.0 Pro leads
Amazon Nova Pro: 20.0 (#243), Seed 2.0 Pro: 24.1 (#165)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Hard Prompts | 1246 | 1453 |
| NYT Connections (extended) | — | 28.4% |
| Thematic Generalization | — | 57.1% |
| LiveBench Reasoning | 32.6% | — |
| LiveBench Data Analysis | 48.3% | — |
| Epoch Capabilities Index | 123.8 | — |
| LiveBench | 43.5% | — |
Math Seed 2.0 Pro leads
Amazon Nova Pro: 28.5 (#243), Seed 2.0 Pro: 39.3 (#108)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Math | 1252 | 1439 |
| Omni-MATH | 24.2% | — |
| LiveBench Math | 38% | — |
Knowledge Seed 2.0 Pro leads
Amazon Nova Pro: 27.4 (#250), Seed 2.0 Pro: 40.2 (#122)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Expert | 1211 | 1440 |
| Humanity's Last Exam | 4.4% | — |
| MMLU-Pro | 67.3% | — |
| Confabulations | 30.1% | — |
| Vectara Hallucination Rate | 5.1% | — |
| GPQA (HELM) | 44.6% | — |
| MMLU | 82% | — |
Multimodal Seed 2.0 Pro leads
Amazon Nova Pro: 25.0 (#126), Seed 2.0 Pro: 41.5 (#35)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Vision | 980 | 1274 |
Multilingual Seed 2.0 Pro leads
Amazon Nova Pro: 39.7 (#223), Seed 2.0 Pro: 54.5 (#39)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Non-English | 1234 | 1441 |
| LMArena Chinese | 1244 | 1489 |
| LMArena French | 1271 | 1471 |
| LMArena German | 1243 | 1442 |
| LMArena Japanese | 1200 | 1408 |
| LMArena Korean | 1203 | 1411 |
| LMArena Russian | 1240 | 1449 |
| LMArena Spanish | 1182 | 1460 |
Instruction Following Seed 2.0 Pro leads
Amazon Nova Pro: 64.9 (#226), Seed 2.0 Pro: 74.5 (#91)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Instruction Following | 1235 | 1414 |
| LiveBench Instruction Following | 67.1% | — |
| IFEval | 81.5% | — |
Long Context Seed 2.0 Pro leads
Amazon Nova Pro: 38.1 (#205), Seed 2.0 Pro: 43.6 (#90)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Longer Query | 1255 | 1428 |
Writing & Preference Seed 2.0 Pro leads
Amazon Nova Pro: 43.9 (#226), Seed 2.0 Pro: 62.9 (#69)
| Benchmark | Amazon Nova Pro | Seed 2.0 Pro |
|---|---|---|
| LMArena Text | 1259 | 1448 |
| LMArena Creative Writing | 1212 | 1406 |
| LMArena Multi-Turn | 1246 | 1441 |
| Short-Story Creative Writing | 60.5% | — |
| WildBench | 77.7% | — |
| LiveBench Language | 37% | — |
Frequently asked questions
Is Amazon Nova Pro better than Seed 2.0 Pro?
Seed 2.0 Pro is the stronger model overall, scoring 43.2 to 31.0 on the Noometry Index.
Which is cheaper, Amazon Nova Pro or Seed 2.0 Pro?
Seed 2.0 Pro is cheaper. It lists at $0.50 per million input tokens and $3 per million output tokens; Amazon Nova Pro lists at $0.80 and $3.20.
Is Amazon Nova Pro or Seed 2.0 Pro better for coding?
Seed 2.0 Pro scores higher on coding benchmarks: 43.5 versus 35.1 in the Noometry coding category.
Which has the bigger context window?
Amazon Nova Pro does, with 300K tokens against 256K.
How many benchmarks do Amazon Nova Pro and Seed 2.0 Pro share?
18 benchmarks have published results for both models. Amazon Nova Pro has 38 scored results on Noometry and Seed 2.0 Pro has 20.