GPT 5.6 vs Fable 5: Who Wins? artwork

GPT 5.6 vs Fable 5: Who Wins?

AI News Today | Julian Goldie Podcast

July 10, 2026

GPT-5.6 Sol vs Claude Fable 5: Side-by-Side Game & UI Build Test (Who Wins?)The video compares OpenAI’s flagship GPT-5.6 Sol against Anthropic’s Claude Fable 5 in side-by-side tests, focusing on game generations and coded outputs.
Speakers: Julian Goldie
**Julian Goldie** (0:00)
GPT-56 vs Fable 5, who wins today? We're going to be testing them out side by side and showing you exactly who wins. So OpenAI's new flagship model is GPT-56 Sol, and we're going to be comparing that against Claude Fable 5 and seeing how it performs side by side. So these are two new frontier models, very different actually. So basically GPT-56 Sol is OpenAI's flagship model, top tier. And then you got Claude Fable 5, which is Anthropic's newest model as well. And if you're wondering, okay, how do they perform on benchmarks here, the output price is a lot cheaper on Sol. And if you're wondering how do they perform on benchmarks, let's run through it game by game. So we've tested them out side by side. I'll run through the results in a second. So this is Sol vs Fable 5 Let's open them both up.
Sol's output here looks really good, really smooth game, kind of like an open world Dragon game, as you can see here, and actually works.
Doesn't feel laggy or buggy at all really. I mean, the graphics could be better, but overall pretty nice considering this is one of the nicest generations I've made for this specific test. Now let's compare that to Claude Fable 5, which is a bit brighter, but not quite as interesting when you're roaming around. So if we have a look, for example, there's less characters, there's less stuff going on, not quite as interesting, not really as entertaining as a game. And so I would actually say that on that particular round, GPT-56 Sol has won. Then we have Dragon Realm, and we have the Doom game next, right? So if we compare these side by side, this is Sol.
Looks super nice, really smooth to use, easy to control, easy to navigate, quite fun to play as a game. Little bit easy, but you know, you can level up and that sort of thing. But overall pretty much perfect. Like it doesn't feel buggy in any way.
Again, smooth, easy, looks visually nice. Now let's compare that to, for example, Fable 5 So Fable 5's output here, quite nice to use. The graphics don't look quite as good. There's not as much going on again as well. So I can't see any characters. There's a couple here. Here we go. Quite nice to use.
I would say that pretty much on power, I'd say the graphics are slightly better using Sol. Next one. So this is a racing game, 3D racer game. And so far I would say that it's very close on the Doom game, but Sol just beats Fable 5 And then for the Dragon Realm game, Sol won by a long way. So far Sol has won two out of five tests. Let's have a look at the next one.
So this is a 3D racer from Sol. Looks super nice, quite fun to play as well. And the graphics on this one don't look quite as good. It is fun to play, moves super fast, but I would say that it's very, very close right there. The graphics are worse on Fable 5
Sol did a better job on that. But at the same time, the gameplay was way more fun with Fable 5 So I would say that's very, very close. Maybe Sol just edges because it has created nicer graphics. Next up, we have the Crypt game. Again, Sol has done a great job on all of these, especially this one. Fun to play, easy to use, nice graphics, nice colors, smooth, everything else. Now, if we have a look at the Fable 5 generation, it's good. I mean, it is pretty good. It's a bit harder to navigate. The staff doesn't move as well when you use it. It's a little bit buggy in places too. It feels very linear as well. That's the other thing that I would say here. Next up, we have a Skyrim Style game.
So let's have a look at this one. It's called Frostfell. Now this one is quite hard to control, weirdly enough. So I'm trying to go straight forward, but it's walking sideways, which doesn't make much sense. And then you can see the dog is like kind of moonwalking over there as well, which is weird. So the game looks nice, but when you actually try and play it, it's very hard to navigate and yet you kind of have to switch the keyboard around, like the keyboard changes. If we have a look at Fable 5, this is smoother. It's nicer. It looks pretty cool. Let's try and go over there. Yeah, it's looking way nice here. So I would say the Fable 5 won that one. I mean, all of these are super, super close, like marginally close, honestly. And this is the output from Sol.

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