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Claude Fable 5 vs Inkling

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Claude Fable 5Inkling
AttributeClaude Fable 5Anthropic · 34 in the newsInklingThinking Machines · 2 in the news
Scores
Intelligence (ECI)161
Coding10060
Math94
Reasoning & Knowledge9560
Agentic & Tools97
Specifications
DeveloperAnthropicThinking Machines
FamilyClaude
ReleasedJun 9, 2026Jul 15, 2026
Parameters975B
AvailabilityAPI accessOpen weights (unrestricted)
Context window1M524K
Price — $/M input$10.00$1.00
Price — $/M output$50.00$4.05
Inputstext, image, filetext, image, audio
Outputstexttext
Benchmarks
AIME 2024/2025100%
APEX45%
GPQA Diamond93%87%
Humanity's Last Exam53%30%
SciCode60%46%
SimpleBench82%
SimpleQA Verified68%
WebDev Arena1654
WeirdML88%
τ²-bench99%

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.

Claude Fable 5 vs Inkling — comparison