Fable 5 test reveals critical P1 bugs, GPT-5.6 performs better

CtrlAltDwayne · x · 2026-08-26

Testing revealed that Fable 5 has not solved coding. While it built a feature, GPT 5.6 Sol max identified three P1 bugs that would break production, all manually verified. The author concluded GPT-5.6 is better for these use cases as it works harder.

Original post →

More from Models

Models channel →