Claude Fable 5 vs OpenAI: GPT-5.6 Sol
Compare Claude Fable 5 by Anthropic against OpenAI: GPT-5.6 Sol by OpenAI, in 18 community votes, claude fable 5 wins 59% of head-to-head duels, context windows of 1.0M vs 1.1M, tested across 54 shared challenges.
Web Design: Claude Fable 5 wins 64% of votes
Image Generation: Claude Fable 5 and OpenAI: GPT-5.6 Sol are tied
Our Verdict
Claude Fable 5Winner
OpenAI: GPT-5.6 SolRunner-up
Pick Claude Fable 5. In 18 blind votes, Claude Fable 5 wins 59% of the time. That's not luck.
Claude Fable 5 particularly excels in Web Design.
Clear winner
API pricing
Cost per 1M tokens
Claude Fable 5
Input
$10.00
Output
$50.00
OpenAI: GPT-5.6 Sol
Input
$5.00
2.0× cheaper
Output
$30.00
1.7× cheaper
OpenAI: GPT-5.6 Sol is cheaper on both — 2.0× input, 1.7× output
Writing DNA
Style Comparison
Similarity
57%
Claude Fable 5 uses 17.7x more emoji
Claude Fable 5
OpenAI: GPT-5.6 Sol
60%Vocabulary63%
22wSentence Length15w
0.49Hedging0.79
4.0Bold3.4
3.5Lists3.8
0.58Emoji0.03
1.09Headings0.95
0.05Transitions0.08
Based on 27 + 27 text responses
Research
What we learned reading every model
FAQ
