Model comparison
Amazon Nova Micro vs Claude Fable 5
Claude Fable 5 is the stronger model overall, scoring 66.8 to 30.4 on the Noometry Index. Amazon Nova Micro costs 327× less per token, which makes it the better buy when Claude Fable 5's lead doesn't matter for your workload.
Last verified . 17 shared benchmarks.
Summary
- They share 17 benchmarks with published results for both. Amazon Nova Micro scores higher in 0 categories and Claude Fable 5 in 9 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Fable 5 leads 88.5 to 26.9.
- Amazon Nova Micro is cheaper at $0.035 / $0.14 per million input/output tokens, against $10 / $50 for Claude Fable 5.
- Claude Fable 5 accepts more context: 1M tokens versus 128K.
Side by side
| Amazon Nova Micro | Claude Fable 5 | |
|---|---|---|
| Provider | Amazon | Anthropic |
| Noometry Index | 30.4 | 66.8 |
| Released | 2024-12-03 | 2026-06-07 |
| Weights | Proprietary | Proprietary |
| Context window | 128K | 1M |
| Max output | 10K | 128K |
| Input $ / M tokens | $0.035 | $10 |
| Output $ / M tokens | $0.14 | $50 |
| Results tracked | 32 | 62 |
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Category by category
Coding Claude Fable 5 leads
Amazon Nova Micro: 30.5 (#295), Claude Fable 5: 70.6 (#4)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Coding | 1218 | 1519 |
| DeepSWE | — | 69.9% |
| FrontierCode | — | 53.5% |
| LMArena WebDev | — | 1625 |
| FrontierSWE | — | 47% |
| SciCode | — | 61% |
| GSO | — | 78.4% |
| WeirdML | — | 91.9% |
| LiveBench Coding | 20.2% | — |
| MirrorCode | — | 63.9% |
| ALE-Bench | — | 2,041 |
Agentic & Tool Use Claude Fable 5 leads
Amazon Nova Micro: 22.1 (#132), Claude Fable 5: 54.0 (#2)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| APEX-Agents | — | 63.6% |
| Berkeley Function Calling Leaderboard | 22.3% | — |
| Remote Labor Index | — | 16.1% |
| τ²-bench Banking | — | 39.7% |
| PostTrainBench | — | 41.8% |
| GBAEval | — | 74.5% |
| GDP.pdf | — | 30% |
| LMArena Search | — | 1230 |
| Vending-Bench 2 | — | 5,680 |
Reasoning Claude Fable 5 leads
Amazon Nova Micro: 17.4 (#294), Claude Fable 5: 76.8 (#6)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Hard Prompts | 1191 | 1508 |
| ARC-AGI-2 | — | 89.2% |
| SimpleBench | — | 81.9% |
| Kagi LLM Benchmark | — | 91.4% |
| NYT Connections (extended) | — | 92.7% |
| ARC-AGI-1 | — | 98.5% |
| CritPt | — | 28.6% |
| Chess Puzzles | — | 41% |
| EnigmaEval | — | 39.3% |
| EBR-Bench | — | 39.5% |
| LiveBench Reasoning | 25.1% | — |
| Mystery Game Puzzles | — | 52% |
| DTBench | — | 98.4% |
| LiveBench Data Analysis | 34% | — |
| LMCA | — | 61.1% |
| Surface Evolver Bench | — | 95% |
| Bench to the Future 3 | — | 0.13 |
| Epoch Capabilities Index | — | 162.06 |
| LiveBench | 29.6% | — |
Math Claude Fable 5 leads
Amazon Nova Micro: 26.9 (#254), Claude Fable 5: 88.5 (#5)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Math | 1206 | 1519 |
| FrontierMath (Tiers 1-3) | — | 87% |
| FrontierMath Tier 4 | — | 90.2% |
| OTIS Mock AIME 2024-2025 | — | 100% |
| ProofBench | — | 95% |
| Omni-MATH | 21.4% | — |
| LiveBench Math | 34.5% | — |
| FrontierMath Erdős | — | 0% |
Knowledge Claude Fable 5 leads
Amazon Nova Micro: 29.6 (#237), Claude Fable 5: 62.2 (#25)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Expert | 1184 | 1534 |
| GPQA Diamond | — | 85.9% |
| SimpleQA Verified | — | 70.7% |
| MMLU-Pro | 51.1% | — |
| Vectara Hallucination Rate | 5.5% | — |
| GPQA (HELM) | 38.3% | — |
| MMLU | 70.8% | — |
Multimodal Not comparable
Amazon Nova Micro: —, Claude Fable 5: 45.3 (#17)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Vision | — | 1324 |
| Blueprint-Bench 2 | — | 38.6% |
| Furniture Assembly | — | 35.8% |
| LMArena Document | — | 1496 |
Multilingual Claude Fable 5 leads
Amazon Nova Micro: 36.5 (#239), Claude Fable 5: 57.3 (#9)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Non-English | 1186 | 1481 |
| LMArena Chinese | 1209 | 1543 |
| LMArena French | 1238 | 1505 |
| LMArena German | 1192 | 1486 |
| LMArena Japanese | 1154 | 1506 |
| LMArena Korean | 1150 | 1488 |
| LMArena Russian | 1185 | 1504 |
| LMArena Spanish | 1225 | 1498 |
Instruction Following Claude Fable 5 leads
Amazon Nova Micro: 56.3 (#272), Claude Fable 5: 78.6 (#8)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Instruction Following | 1174 | 1502 |
| LiveBench Instruction Following | 48% | — |
| IFEval | 76% | — |
Long Context Claude Fable 5 leads
Amazon Nova Micro: 36.5 (#229), Claude Fable 5: 46.3 (#23)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Longer Query | 1205 | 1509 |
Writing & Preference Claude Fable 5 leads
Amazon Nova Micro: 39.5 (#247), Claude Fable 5: 75.9 (#5)
| Benchmark | Amazon Nova Micro | Claude Fable 5 |
|---|---|---|
| LMArena Text | 1208 | 1491 |
| LMArena Creative Writing | 1172 | 1494 |
| LMArena Multi-Turn | 1178 | 1504 |
| EQ-Bench Creative Writing | — | 1943 |
| WildBench | 74.3% | — |
| EQ-Bench 4 | — | 1340 |
| LiveBench Language | 15.8% | — |
Frequently asked questions
Is Amazon Nova Micro better than Claude Fable 5?
Claude Fable 5 is the stronger model overall, scoring 66.8 to 30.4 on the Noometry Index. Amazon Nova Micro costs 327× less per token, which makes it the better buy when Claude Fable 5's lead doesn't matter for your workload.
Which is cheaper, Amazon Nova Micro or Claude Fable 5?
Amazon Nova Micro is cheaper. It lists at $0.035 per million input tokens and $0.14 per million output tokens; Claude Fable 5 lists at $10 and $50.
Is Amazon Nova Micro or Claude Fable 5 better for coding?
Claude Fable 5 scores higher on coding benchmarks: 70.6 versus 30.5 in the Noometry coding category.
Which has the bigger context window?
Claude Fable 5 does, with 1M tokens against 128K.
How many benchmarks do Amazon Nova Micro and Claude Fable 5 share?
17 benchmarks have published results for both models. Amazon Nova Micro has 32 scored results on Noometry and Claude Fable 5 has 62.