← All models
Compare

Claude Fable 5 vs GPT-5 Pro

Add, remove, or swap models to compare them side by side.

Claude Fable 5GPT-5 Pro
AttributeClaude Fable 5Anthropic · 42 in the newsGPT-5 ProOpenAI
Scores
Intelligence (ECI)162150
Coding99
Math9569
Reasoning & Knowledge9652
Agentic & Tools98
Specifications
DeveloperAnthropicOpenAI
FamilyClaudeGPT
ReleasedJun 9, 2026Oct 7, 2025
Parameters
AvailabilityAPI accessAPI access
Context window1M400K
Price — $/M input$10.00$15.00
Price — $/M output$50.00$120.00
Inputstext, image, fileimage, text, file
Outputstexttext
Benchmarks
AIME 2024/2025100%
APEX45%
GPQA Diamond93%
Humanity's Last Exam53%32%
SciCode60%
SimpleBench82%62%
SimpleQA Verified68%
WebDev Arena1654
WeirdML92%60%
τ²-bench99%
ARC-AGI70%
ARC-AGI-218%
FrontierMath Tier 415%

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.