Automaton Tools

Four prompt labs, one per model, and a Markdown field guide. Free to build and copy. The labs compose in your browser; no model call.

• Astra Prompt Lab

  For GPT-6 Astra

  Builds a structured prompt for GPT-6 Astra from a brief you fill in.

  Open Astra Prompt Lab

• Sol Prompt Lab

  For GPT-6.1 Sol

  Builds a structured prompt for GPT-6.1 Sol from a brief you fill in.

  Open Sol Prompt Lab

• Fable Goal Machine

  For Claude Fable 5.2

  Turns a goal into a long-running prompt for Claude Fable 5.2.

  Open Fable Goal Machine

• Opus 5.5 Prompt Lab

  For Claude Opus 5.5

  Builds a focused prompt for Claude Opus 5.5 from a brief you fill in.

  Open Opus 5.5 Prompt Lab

• AI Markdown Field Guide

  For every AI tool

  71 starter templates for the files your AI tools read, reviewed November 11, 2026.

  Open the guide ↗