Free prompt · Prompts & Workflows

The Content Eval Loop: Every Prompt to Build It

The 7 prompts that build a self-scoring content loop with Claude Fable 5. Your data, your rubric, a blind judge and a 95/100 gate.

Charlie Hills Added 5 July 2026 · Free

What’s inside

1The system at a glance
2Pull your own post data
3Build the rubric
4Build the QA scorer
5Generate the content
6Loop until it passes 95
7Add the blind judge

The system at a glance

!The Content Eval Loop diagram

That’s the first part. The rest of this guide is free too.

More on Prompts & Workflows

Prompt · 9 parts

The BLUF Prompt for Claude

The three-rule prompt that makes Claude put the answer in sentence one. With the claude.ai setup, a real before and after, the US Army source, and versions for email, reports and Slack.Read the guide →Guide · 8 parts

Website Safety Check

One prompt that tells you if the PHP2Shell hole affects your website, the email to send your host, and what to do on WordPress, Squarespace, Wix or your own server.Read the guide →Prompt · 5 parts

Make your AI answer in aircraft-manual English

One prompt that makes Claude, ChatGPT or Gemini write like an aircraft manual. Short sentences, one meaning per word.Read the guide →Prompt · PDF

Turn your Substack into a website Google can find

The full prompt from the Reel. Paste it into Claude Code or Codex, answer six questions, and it builds a website from your Substack posts that Google and ChatGPT can read. Plus the guide: what to answer, what to check, the hosting bill and fixes.Read the guide →Prompt · 7 parts

Sonnet 5.5 vs Opus 5.5: 13 motion skills and all four test prompts

The 13 free motion graphics skills plus the four exact prompts from the Sonnet 5.5 vs Opus 5.5 carousel. Run each on both models in Claude Code and compare.Read the guide →Guide · 4 parts

The GPT-6 Starter System

The three setups to do first in GPT-6: import your Claude work, turn on Computer Use, build a design system.Read the guide →