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Claude Fable 5 vs GLM-4.6

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Claude Fable 5GLM-4.6
AttributeClaude Fable 5Anthropic · 42 in the newsGLM-4.6Z.ai (Zhipu AI),Tsinghua University · 4 in the news
Scores
Intelligence (ECI)162141
Coding9922
Math9521
Reasoning & Knowledge9627
Agentic & Tools9811
Specifications
DeveloperAnthropicZ.ai (Zhipu AI),Tsinghua University
FamilyClaude
ReleasedJun 9, 2026Sep 30, 2025
Parameters357B
AvailabilityAPI accessOpen weights (unrestricted)
Context window1M205K
Price — $/M input$10.00$0.55
Price — $/M output$50.00$2.20
Inputstext, image, filetext
Outputstexttext
Benchmarks
AIME 2024/2025100%86%
APEX45%4%
GPQA Diamond93%78%
Humanity's Last Exam53%13%
SciCode60%38%
SimpleBench82%
SimpleQA Verified68%
WebDev Arena16541366
WeirdML92%
τ²-bench99%70%
FrontierMath4%
FrontierMath Tier 42%
LiveCodeBench70%
MMLU-Pro83%
Terminal-Bench25%

Use-case scores are 0–100 percentile composites across each area’s benchmarks, ranked against every model from the past year. Highlighted cells lead each row. Open a model for the full picture.

Benchmarks & model data from Epoch AI (CC BY); pricing & specs from OpenRouter. ECI = Epoch Capabilities Index.