Model comparison
Amazon Nova Lite vs Claude Opus 5.5
Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 31.9 on the Noometry Index. Amazon Nova Lite costs 76× less per token, which makes it the better buy when Claude Opus 5.5's lead doesn't matter for your workload.
Last verified . 16 shared benchmarks.
Summary
- They share 16 benchmarks with published results for both. Amazon Nova Lite scores higher in 0 categories and Claude Opus 5.5 in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Opus 5.5 leads 91.8 to 27.8.
- Amazon Nova Lite is cheaper at $0.06 / $0.24 per million input/output tokens, against $4 / $20 for Claude Opus 5.5.
- Claude Opus 5.5 accepts more context: 1M tokens versus 300K.
Side by side
| Amazon Nova Lite | Claude Opus 5.5 | |
|---|---|---|
| Provider | Amazon | Anthropic |
| Noometry Index | 31.9 | 68.6 |
| Released | 2024-12-03 | 2026-09-22 |
| Weights | Proprietary | Proprietary |
| Context window | 300K | 1M |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.06 | $4 |
| Output $ / M tokens | $0.24 | $20 |
| Results tracked | 34 | 44 |
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Category by category
Coding Claude Opus 5.5 leads
Amazon Nova Lite: 32.5 (#270), Claude Opus 5.5: 71.9 (#3)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Coding | 1239 | 1547 |
| ALE-Bench | 236.25 | 2,147 |
| FrontierCode | — | 54.6% |
| CursorBench | — | 57.8% |
| LMArena WebDev | — | 1813 |
| FrontierSWE | — | 62.3% |
| SciCode | — | 66.9% |
| LiveBench Coding | 27.5% | — |
| MirrorCode | — | 77.4% |
Agentic & Tool Use Not comparable
Amazon Nova Lite: —, Claude Opus 5.5: 45.3 (#15)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| APEX-Agents | — | 73.5% |
| GDP.pdf | — | 30.6% |
| Vending-Bench 2 | — | 9,235 |
Reasoning Claude Opus 5.5 leads
Amazon Nova Lite: 19.3 (#260), Claude Opus 5.5: 80.2 (#3)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Hard Prompts | 1220 | 1535 |
| ARC-AGI-2 | — | 93.3% |
| NYT Connections (extended) | — | 88.5% |
| ARC-AGI-1 | — | 98.5% |
| CritPt | — | 31.7% |
| EBR-Bench | — | 71.4% |
| LiveBench Reasoning | 36.7% | — |
| Mystery Game Puzzles | — | 71% |
| DTBench | — | 98.9% |
| LiveBench Data Analysis | 37.2% | — |
| LMCA | — | 68.2% |
| Epoch Capabilities Index | — | 167.33 |
| LiveBench | 36.4% | — |
Math Claude Opus 5.5 leads
Amazon Nova Lite: 27.8 (#247), Claude Opus 5.5: 91.8 (#3)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Math | 1227 | 1506 |
| FrontierMath (Tiers 1-3) | — | 91.2% |
| FrontierMath Tier 4 | — | 95% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| ProofBench | — | 100% |
| Omni-MATH | 23.3% | — |
| LiveBench Math | 36.7% | — |
| FrontierMath Erdős | — | 2.9% |
Knowledge Claude Opus 5.5 leads
Amazon Nova Lite: 26.3 (#259), Claude Opus 5.5: 66.4 (#10)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Expert | 1201 | 1547 |
| GPQA Diamond | — | 90.6% |
| Humanity's Last Exam | 3.6% | — |
| SimpleQA Verified | — | 72.2% |
| MMLU-Pro | 60% | — |
| Vectara Hallucination Rate | 6.1% | — |
| GPQA (HELM) | 39.7% | — |
| MMLU | 77% | — |
Multimodal Claude Opus 5.5 leads
Amazon Nova Lite: 25.5 (#123), Claude Opus 5.5: 57.8 (#1)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Vision | 990 | 1321 |
| Blueprint-Bench 2 | — | 51.2% |
| Furniture Assembly | — | 83.3% |
Multilingual Claude Opus 5.5 leads
Amazon Nova Lite: 38.0 (#232), Claude Opus 5.5: 59.1 (#2)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Non-English | 1208 | 1507 |
| LMArena Chinese | 1225 | 1588 |
| LMArena French | 1237 | 1514 |
| LMArena Russian | 1216 | 1520 |
| LMArena Spanish | 1226 | 1507 |
| LMArena German | 1229 | — |
| LMArena Japanese | 1153 | — |
| LMArena Korean | 1153 | — |
Instruction Following Claude Opus 5.5 leads
Amazon Nova Lite: 59.3 (#255), Claude Opus 5.5: 80.0 (#3)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Instruction Following | 1205 | 1537 |
| LiveBench Instruction Following | 54.1% | — |
| IFEval | 77.6% | — |
Long Context Claude Opus 5.5 leads
Amazon Nova Lite: 37.4 (#217), Claude Opus 5.5: 47.1 (#19)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Longer Query | 1234 | 1532 |
Writing & Preference Claude Opus 5.5 leads
Amazon Nova Lite: 42.1 (#237), Claude Opus 5.5: 78.2 (#3)
| Benchmark | Amazon Nova Lite | Claude Opus 5.5 |
|---|---|---|
| LMArena Text | 1229 | 1515 |
| LMArena Creative Writing | 1197 | 1533 |
| LMArena Multi-Turn | 1199 | 1499 |
| EQ-Bench Creative Writing | — | 2050 |
| WildBench | 75% | — |
| LiveBench Language | 25.9% | — |
Frequently asked questions
Is Amazon Nova Lite better than Claude Opus 5.5?
Claude Opus 5.5 is the stronger model overall, scoring 68.6 to 31.9 on the Noometry Index. Amazon Nova Lite costs 76× less per token, which makes it the better buy when Claude Opus 5.5's lead doesn't matter for your workload.
Which is cheaper, Amazon Nova Lite or Claude Opus 5.5?
Amazon Nova Lite is cheaper. It lists at $0.06 per million input tokens and $0.24 per million output tokens; Claude Opus 5.5 lists at $4 and $20.
Is Amazon Nova Lite or Claude Opus 5.5 better for coding?
Claude Opus 5.5 scores higher on coding benchmarks: 71.9 versus 32.5 in the Noometry coding category.
Which has the bigger context window?
Claude Opus 5.5 does, with 1M tokens against 300K.
How many benchmarks do Amazon Nova Lite and Claude Opus 5.5 share?
16 benchmarks have published results for both models. Amazon Nova Lite has 34 scored results on Noometry and Claude Opus 5.5 has 44.