This is wild.🤯 AnthropicAI's Fable 5.1 did something I couldn’t get ChatGPT Astra to do here.
I used Fable 5.1 + Opus 5 in claudeai code before storyboarding even began, and that changed the entire way I built this video. There’s a surprisingly useful workflow hiding behind
New high score of 11 point on Improbable Bench by Opus 5 on high.
The goal: build Windows 95 with no human assisted code. This was done in ten prompts. link:
5 Fable 5.1 tweaks you can actually put to use right now.
Start with effort set to low. It regularly holds its own against Opus and Sonnet on cost per task while scoring even higher, and on CursorBench 3.2.0, Fable 5.1 at low effort matches Fable 5 at high effort for a third of
One guy recreated a Call of Duty with Fable 5.1 and Opus 5 where you slash enemies with a katana and throw them off the blade.
A complete hand-drawn FPS on graph paper, with rifle, sniper, katana and waves. All in blue ink. Source: EvanMilenko
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