Model comparison
Claude Fable 5 vs Nemotron-4 15B
Claude Fable 5 has enough public results to be ranked (#5); Nemotron-4 15B does not yet, so treat this comparison as directional.
Last verified . 1 shared benchmarks.
NVIDIASummary
- They share 1 benchmark with published results for both.
Side by side
| Claude Fable 5 | Nemotron-4 15B | |
|---|---|---|
| Provider | Anthropic | NVIDIA |
| Noometry Index | 66.3 | — |
| Released | 2026-06-07 | 2024-02-26 |
| Weights | Proprietary | Proprietary |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $10 | — |
| Output $ / M tokens | $50 | — |
| Results tracked | 61 | 8 |
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Category by category
Coding Not comparable
Claude Fable 5: 67.0 (#4), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| DeepSWE | 69.9% | — |
| FrontierCode | 53.5% | — |
| LMArena WebDev | 1626 | — |
| FrontierSWE | 47% | — |
| SciCode | 61% | — |
| WeirdML | 91.9% | — |
| LMArena Coding | 1519 | — |
| MirrorCode | 63.9% | — |
| ALE-Bench | 2,041 | — |
Agentic & Tool Use Not comparable
Claude Fable 5: 54.1 (#2), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| APEX-Agents | 63.6% | — |
| 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 Not comparable
Claude Fable 5: 76.8 (#4), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| Epoch Capabilities Index | 163.6 | 107.38 |
| 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% | — |
| LMArena Hard Prompts | 1508 | — |
| Mystery Game Puzzles | 52% | — |
| DTBench | 98.4% | — |
| LMCA | 61.1% | — |
| Surface Evolver Bench | 95% | — |
| Bench to the Future 3 | 0.13 | — |
| BIG-Bench Hard | — | 58.7% |
| HellaSwag | — | 82.4% |
| PIQA | — | 82.4% |
| WinoGrande | — | 78% |
Math Not comparable
Claude Fable 5: 88.4 (#5), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| FrontierMath (Tiers 1-3) | 87% | — |
| FrontierMath Tier 4 | 90.2% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 95% | — |
| LMArena Math | 1519 | — |
| FrontierMath Erdős | 0% | — |
| GSM8K | — | 46% |
Knowledge Not comparable
Claude Fable 5: 62.3 (#22), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| GPQA Diamond | 85.9% | — |
| SimpleQA Verified | 70.7% | — |
| LMArena Expert | 1534 | — |
| ARC (AI2) Challenge | — | 55.5% |
| MMLU | — | 58.7% |
Multimodal Not comparable
Claude Fable 5: 45.6 (#14), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| LMArena Vision | 1326 | — |
| Blueprint-Bench 2 | 38.6% | — |
| Furniture Assembly | 35.8% | — |
| LMArena Document | 1496 | — |
Multilingual Not comparable
Claude Fable 5: 57.6 (#8), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| LMArena Non-English | 1483 | — |
| LMArena Chinese | 1546 | — |
| LMArena French | 1509 | — |
| LMArena German | 1486 | — |
| LMArena Japanese | 1507 | — |
| LMArena Korean | 1493 | — |
| LMArena Russian | 1507 | — |
| LMArena Spanish | 1503 | — |
Instruction Following Not comparable
Claude Fable 5: 78.8 (#7), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| LMArena Instruction Following | 1503 | — |
Long Context Not comparable
Claude Fable 5: 46.3 (#22), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| LMArena Longer Query | 1510 | — |
Writing & Preference Not comparable
Claude Fable 5: 76.1 (#5), Nemotron-4 15B: —
| Benchmark | Claude Fable 5 | Nemotron-4 15B |
|---|---|---|
| LMArena Text | 1491 | — |
| LMArena Creative Writing | 1494 | — |
| EQ-Bench Creative Writing | 1943 | — |
| EQ-Bench 4 | 1340 | — |
| LMArena Multi-Turn | 1505 | — |
Frequently asked questions
Is Claude Fable 5 better than Nemotron-4 15B?
Claude Fable 5 has enough public results to be ranked (#5); Nemotron-4 15B does not yet, so treat this comparison as directional.
How many benchmarks do Claude Fable 5 and Nemotron-4 15B share?
1 benchmark has published results for both models. Claude Fable 5 has 61 scored results on Noometry and Nemotron-4 15B has 8.