Model comparison

Claude Fable 5 vs Qwen3.5 Max Preview

Claude Fable 5 is the stronger model overall, scoring 66.8 to 45.3 on the Noometry Index.

Last verified . 17 shared benchmarks.

Claude Fable 5 Anthropic

66.8

Rank #5 Confirmed

Qwen3.5 Max Preview Alibaba (Qwen)

45.3

Rank #71 Confirmed

Summary

  • They share 17 benchmarks with published results for both. Claude Fable 5 scores higher in 8 categories and Qwen3.5 Max Preview in 0 categories; 8 gaps are clear of the uncertainty.
  • The widest gap is in math, where Claude Fable 5 leads 88.5 to 40.1.

Side by side

Claude Fable 5 and Qwen3.5 Max Preview specifications
Claude Fable 5Qwen3.5 Max Preview
ProviderAnthropicAlibaba (Qwen)
Noometry Index66.845.3
Released2026-06-07—
WeightsProprietaryProprietary
Context window1M—
Max output128K—
Input $ / M tokens$10—
Output $ / M tokens$50—
Results tracked6217

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Category by category

Coding Claude Fable 5 leads

Claude Fable 5: 70.6 (#4), Qwen3.5 Max Preview: 44.0 (#77)

Coding benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Coding15191487
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), Qwen3.5 Max Preview: —

Agentic & Tool Use benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
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), Qwen3.5 Max Preview: 30.8 (#84)

Reasoning benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Hard Prompts15081483
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), Qwen3.5 Max Preview: 40.1 (#94)

Math benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Math15191474
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), Qwen3.5 Max Preview: 41.8 (#107)

Knowledge benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Expert15341489
GPQA Diamond85.9%—
SimpleQA Verified70.7%—

Multimodal Not comparable

Claude Fable 5: 45.3 (#17), Qwen3.5 Max Preview: —

Multimodal benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Vision1324—
Blueprint-Bench 238.6%—
Furniture Assembly35.8%—
LMArena Document1496—

Multilingual Claude Fable 5 leads

Claude Fable 5: 57.3 (#9), Qwen3.5 Max Preview: 56.2 (#22)

Multilingual benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Non-English14811465
LMArena Chinese15431534
LMArena French15051484
LMArena German14861487
LMArena Japanese15061495
LMArena Korean14881438
LMArena Russian15041471
LMArena Spanish14981470

Instruction Following Claude Fable 5 leads

Claude Fable 5: 78.6 (#8), Qwen3.5 Max Preview: 77.0 (#31)

Instruction Following benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Instruction Following15021467

Long Context Claude Fable 5 leads

Claude Fable 5: 46.3 (#23), Qwen3.5 Max Preview: 45.2 (#45)

Long Context benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Longer Query15091476

Writing & Preference Claude Fable 5 leads

Claude Fable 5: 75.9 (#5), Qwen3.5 Max Preview: 66.0 (#41)

Writing & Preference benchmarks
BenchmarkClaude Fable 5Qwen3.5 Max Preview
LMArena Text14911470
LMArena Creative Writing14941464
LMArena Multi-Turn15041478
EQ-Bench Creative Writing1943—
EQ-Bench 41340—

Frequently asked questions

Is Claude Fable 5 better than Qwen3.5 Max Preview?

Claude Fable 5 is the stronger model overall, scoring 66.8 to 45.3 on the Noometry Index.

Is Claude Fable 5 or Qwen3.5 Max Preview better for coding?

Claude Fable 5 scores higher on coding benchmarks: 70.6 versus 44.0 in the Noometry coding category.

How many benchmarks do Claude Fable 5 and Qwen3.5 Max Preview share?

17 benchmarks have published results for both models. Claude Fable 5 has 62 scored results on Noometry and Qwen3.5 Max Preview has 17.

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