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Claude Fable 5 vs GLM-5

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Claude Fable 5GLM-5
AttributeClaude Fable 5Anthropic · 42 in the newsGLM-5Z.ai (Zhipu AI) · 25 in the news
Scores
Intelligence (ECI)162146
Coding9947
Math9521
Reasoning & Knowledge9635
Agentic & Tools9862
Specifications
DeveloperAnthropicZ.ai (Zhipu AI)
FamilyClaude
ReleasedJun 9, 2026Feb 17, 2026
Parameters744B
AvailabilityAPI accessOpen weights (unrestricted)
Context window1M205K
Price — $/M input$10.00$0.70
Price — $/M output$50.00$2.24
Inputstext, image, filetext
Outputstexttext
Benchmarks
AIME 2024/2025100%80%
APEX45%17%
GPQA Diamond93%88%
Humanity's Last Exam53%27%
SciCode60%46%
SimpleBench82%53%
SimpleQA Verified68%
WebDev Arena16541447
WeirdML92%48%
τ²-bench99%98%
ARC-AGI45%
ARC-AGI-25%
FrontierMath16%
FrontierMath Tier 42%
SWE-bench Verified72%
Terminal-Bench52%

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.