GPT-5.6 Hands-On Comparison vs Fable
mattshumer_ · x · 2026-07-10
The author mentions testing GPT-5.6 since May 27, noting it was one of the most powerful models they had used during the first two weeks, but they immediately stopped using it upon Fable's release.
The post primarily reviews the GPT-5.6 user experience, highlighting its exceptionally strong performance in long-running tasks, browser operations, code editing, and project advancement.
Related event: GPT-5.6 Tested: Major Coding Leap and Direct Rival to Fable 5(30 posts)→
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