Jul 9, 2026, 6:15 PM

Got access to GPT 5.6 Sol Ultra, compared to Fable 5

TickrWire Editorial Desk·Jul 9, 2026, 6:15 PM·1 min read AI-assisted, human-reviewed

Reported by Reddit (AI subreddits): Got access to GPT 5.6 Sol Ultra, compared to Fable 5. Analysis and context written by TickrWire.

30-second summary

So far I will say it is very good and a major upgrade from GPT 5.5. What I notice already is that it is way more autonomous which is very nice. Compared to Fable 5, I'd say it is quite a nice upgrade especially with the 1.5x speed mode. I tried using them both in a fresh chat/session and ask it to review the project and find errors, 5.6 Sol Ultra did find some more stuff, and it did so faster tha

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So far I will say it is very good and a major upgrade from GPT 5.5. What I notice already is that it is way more autonomous which is very nice. Compared to Fable 5, I'd say it is quite a nice upgrade especially with the 1.5x speed mode.

I tried using them both in a fresh chat/session and ask it to review the project and find errors, 5.6 Sol Ultra did find some more stuff, and it did so faster tha

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