Model comparison
Claude Fable 5 vs Qwen2-72B
Claude Fable 5 is the stronger model overall, scoring 66.3 to 29.5 on the Noometry Index.
Last verified . 20 shared benchmarks.
Alibaba (Qwen)Summary
- They share 20 benchmarks with published results for both. Claude Fable 5 scores higher in 9 categories and Qwen2-72B in 0 categories; 9 gaps are clear of the uncertainty.
- The widest gap is in math, where Claude Fable 5 leads 88.4 to 27.9.
- The biggest single-benchmark swing is WeirdML: 91.9% for Claude Fable 5 and 11.3% for Qwen2-72B.
- Qwen2-72B has downloadable open weights; the other is API-only.
Side by side
| Claude Fable 5 | Qwen2-72B | |
|---|---|---|
| Provider | Anthropic | Alibaba (Qwen) |
| Noometry Index | 66.3 | 29.5 |
| Released | 2026-06-07 | 2024-06-07 |
| Weights | Proprietary | Open |
| Context window | 1M | — |
| Max output | 128K | — |
| Input $ / M tokens | $10 | — |
| Output $ / M tokens | $50 | — |
| Results tracked | 61 | 26 |
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Category by category
Coding Claude Fable 5 leads
Claude Fable 5: 67.0 (#4), Qwen2-72B: 28.7 (#303)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| WeirdML | 91.9% | 11.3% |
| LMArena Coding | 1519 | 1196 |
| DeepSWE | 69.9% | — |
| FrontierCode | 53.5% | — |
| LMArena WebDev | 1626 | — |
| FrontierSWE | 47% | — |
| SciCode | 61% | — |
| BigCodeBench Instruct | — | 38.5% |
| MirrorCode | 63.9% | — |
| BigCodeBench Complete | — | 54% |
| ALE-Bench | 2,041 | — |
Agentic & Tool Use Claude Fable 5 leads
Claude Fable 5: 54.1 (#2), Qwen2-72B: 16.9 (#138)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| APEX-Agents | 63.6% | — |
| Remote Labor Index | 16.1% | — |
| TheAgentCompany | — | 1.1% |
| τ²-bench Banking | 39.7% | — |
| PostTrainBench | 41.8% | — |
| GBAEval | 74.5% | — |
| GDP.pdf | 30% | — |
| LMArena Search | 1230 | — |
| METR Time Horizons | — | 29.9% |
| Vending-Bench 2 | 5,680 | — |
Reasoning Claude Fable 5 leads
Claude Fable 5: 76.8 (#4), Qwen2-72B: 22.2 (#184)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| LMArena Hard Prompts | 1508 | 1191 |
| Epoch Capabilities Index | 163.6 | 125.27 |
| 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% | — |
| Mystery Game Puzzles | 52% | — |
| DTBench | 98.4% | — |
| LMCA | 61.1% | — |
| Surface Evolver Bench | 95% | — |
| Bench to the Future 3 | 0.13 | — |
Math Claude Fable 5 leads
Claude Fable 5: 88.4 (#5), Qwen2-72B: 27.9 (#232)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| LMArena Math | 1519 | 1235 |
| FrontierMath (Tiers 1-3) | 87% | — |
| FrontierMath Tier 4 | 90.2% | — |
| OTIS Mock AIME 2024-2025 | 100% | — |
| ProofBench | 95% | — |
| MATH Level 5 | — | 39.1% |
| FrontierMath Erdős | 0% | — |
Knowledge Claude Fable 5 leads
Claude Fable 5: 62.3 (#22), Qwen2-72B: 21.2 (#270)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| GPQA Diamond | 85.9% | 40.8% |
| LMArena Expert | 1534 | 1171 |
| SimpleQA Verified | 70.7% | — |
| MMLU | — | 82.4% |
Multimodal Not comparable
Claude Fable 5: 45.6 (#14), Qwen2-72B: —
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| LMArena Vision | 1326 | — |
| Blueprint-Bench 2 | 38.6% | — |
| Furniture Assembly | 35.8% | — |
| LMArena Document | 1496 | — |
Multilingual Claude Fable 5 leads
Claude Fable 5: 57.6 (#8), Qwen2-72B: 36.0 (#239)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| LMArena Non-English | 1483 | 1176 |
| LMArena Chinese | 1546 | 1240 |
| LMArena French | 1509 | 1169 |
| LMArena German | 1486 | 1151 |
| LMArena Japanese | 1507 | 1111 |
| LMArena Korean | 1493 | 1083 |
| LMArena Russian | 1507 | 1169 |
| LMArena Spanish | 1503 | 1168 |
Instruction Following Claude Fable 5 leads
Claude Fable 5: 78.8 (#7), Qwen2-72B: 62.0 (#236)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| LMArena Instruction Following | 1503 | 1181 |
Long Context Claude Fable 5 leads
Claude Fable 5: 46.3 (#22), Qwen2-72B: 36.1 (#230)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| LMArena Longer Query | 1510 | 1193 |
Writing & Preference Claude Fable 5 leads
Claude Fable 5: 76.1 (#5), Qwen2-72B: 41.0 (#236)
| Benchmark | Claude Fable 5 | Qwen2-72B |
|---|---|---|
| LMArena Text | 1491 | 1203 |
| LMArena Creative Writing | 1494 | 1181 |
| LMArena Multi-Turn | 1505 | 1195 |
| EQ-Bench Creative Writing | 1943 | — |
| EQ-Bench 4 | 1340 | — |
Frequently asked questions
Is Claude Fable 5 better than Qwen2-72B?
Claude Fable 5 is the stronger model overall, scoring 66.3 to 29.5 on the Noometry Index.
Is Claude Fable 5 or Qwen2-72B better for coding?
Claude Fable 5 scores higher on coding benchmarks: 67.0 versus 28.7 in the Noometry coding category.
How many benchmarks do Claude Fable 5 and Qwen2-72B share?
20 benchmarks have published results for both models. Claude Fable 5 has 61 scored results on Noometry and Qwen2-72B has 26.