Model comparison

Claude Fable 5 vs Qwen1.5-7B

Claude Fable 5 is the stronger model overall, scoring 66.8 to 31.4 on the Noometry Index.

Last verified . 12 shared benchmarks.

Claude Fable 5 Anthropic

66.8

Rank #5 Confirmed

Qwen1.5-7B Alibaba (Qwen)

31.4

Rank #273 Confirmed

Summary

  • They share 12 benchmarks with published results for both. Claude Fable 5 scores higher in 8 categories and Qwen1.5-7B in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Fable 5 leads 88.5 to 31.4.
  • Qwen1.5-7B has downloadable open weights; the other is API-only.

Side by side

Claude Fable 5 and Qwen1.5-7B specifications
Claude Fable 5Qwen1.5-7B
ProviderAnthropicAlibaba (Qwen)
Noometry Index66.831.4
Released2026-06-072024-02-04
WeightsProprietaryOpen
Context window1M—
Max output128K—
Input $ / M tokens$10—
Output $ / M tokens$50—
Results tracked6213

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Category by category

Coding Claude Fable 5 leads

Claude Fable 5: 70.6 (#4), Qwen1.5-7B: 32.2 (#276)

Coding benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Coding15191107
DeepSWE69.9%—
FrontierCode53.5%—
LMArena WebDev1625—
FrontierSWE47%—
SciCode61%—
GSO78.4%—
WeirdML91.9%—
MirrorCode63.9%—
ALE-Bench2,041—

Agentic & Tool Use Not comparable

Claude Fable 5: 54.0 (#2), Qwen1.5-7B: —

Agentic & Tool Use benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
APEX-Agents63.6%—
Remote Labor Index16.1%—
τ²-bench Banking39.7%—
PostTrainBench41.8%—
GBAEval74.5%—
GDP.pdf30%—
LMArena Search1230—
Vending-Bench 25,680—

Reasoning Claude Fable 5 leads

Claude Fable 5: 76.8 (#6), Qwen1.5-7B: 20.4 (#240)

Reasoning benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Hard Prompts15081065
ARC-AGI-289.2%—
SimpleBench81.9%—
Kagi LLM Benchmark91.4%—
NYT Connections (extended)92.7%—
ARC-AGI-198.5%—
CritPt28.6%—
Chess Puzzles41%—
EnigmaEval39.3%—
EBR-Bench39.5%—
Mystery Game Puzzles52%—
DTBench98.4%—
LMCA61.1%—
Surface Evolver Bench95%—
Bench to the Future 30.13—
Epoch Capabilities Index162.06—

Math Claude Fable 5 leads

Claude Fable 5: 88.5 (#5), Qwen1.5-7B: 31.4 (#224)

Math benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Math15191080
FrontierMath (Tiers 1-3)87%—
FrontierMath Tier 490.2%—
OTIS Mock AIME 2024-2025100%—
ProofBench95%—
FrontierMath Erdős0%—

Knowledge Claude Fable 5 leads

Claude Fable 5: 62.2 (#25), Qwen1.5-7B: 28.7 (#243)

Knowledge benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Expert15341055
GPQA Diamond85.9%—
SimpleQA Verified70.7%—
MMLU—62.6%

Multimodal Not comparable

Claude Fable 5: 45.3 (#17), Qwen1.5-7B: —

Multimodal benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Vision1324—
Blueprint-Bench 238.6%—
Furniture Assembly35.8%—
LMArena Document1496—

Multilingual Claude Fable 5 leads

Claude Fable 5: 57.3 (#9), Qwen1.5-7B: 28.5 (#271)

Multilingual benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Non-English14811058
LMArena Chinese15431141
LMArena Russian15041006
LMArena French1505—
LMArena German1486—
LMArena Japanese1506—
LMArena Korean1488—
LMArena Spanish1498—

Instruction Following Claude Fable 5 leads

Claude Fable 5: 78.6 (#8), Qwen1.5-7B: 54.1 (#281)

Instruction Following benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Instruction Following15021058

Long Context Claude Fable 5 leads

Claude Fable 5: 46.3 (#23), Qwen1.5-7B: 33.1 (#266)

Long Context benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Longer Query15091090

Writing & Preference Claude Fable 5 leads

Claude Fable 5: 75.9 (#5), Qwen1.5-7B: 29.6 (#293)

Writing & Preference benchmarks
BenchmarkClaude Fable 5Qwen1.5-7B
LMArena Text14911083
LMArena Creative Writing14941035
LMArena Multi-Turn15041062
EQ-Bench Creative Writing1943—
EQ-Bench 41340—

Frequently asked questions

Is Claude Fable 5 better than Qwen1.5-7B?

Claude Fable 5 is the stronger model overall, scoring 66.8 to 31.4 on the Noometry Index.

Is Claude Fable 5 or Qwen1.5-7B better for coding?

Claude Fable 5 scores higher on coding benchmarks: 70.6 versus 32.2 in the Noometry coding category.

How many benchmarks do Claude Fable 5 and Qwen1.5-7B share?

12 benchmarks have published results for both models. Claude Fable 5 has 62 scored results on Noometry and Qwen1.5-7B has 13.

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