An agent ran 12 to 48 hours unattended on his plan and built large projects, a game included

Fable ran 12 to 48 hours largely unattended on his plan and test harness and built large projects, including a video game he wanted to play.

This only partly worked. Read what happened before you try it.

How it works

The agent runs 12 to 48 hours largely unattended on his plan and test harness
Builds large projects
Including a video game he wanted to play

Why it’s worth knowing

A test harness is the leash that makes 48 hours safe.

Where it’s from

Summarized from a public post on news.ycombinator.com. See the original ↗

Upgraded prompt

A ready-to-use prompt for this idea, built from research on what makes AI agents do the job right: who the AI should be, the exact steps, and a check to make sure it was done the way you wanted.

1Who the AI should be

2The prompt, with the steps

3The check when it’s done

Upgraded prompts are coming soon.

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Every idea is a real post from someone who tried it, summarized in our words, with a link to the original. App names are swapped for plain words.