Cold Email Structure Checker
Audit a cold email draft against a seven point outbound framework and return a pass or fail scorecard with a rewritten version.
Free
Works with the AI tools you already use
Claude Code
Cursor
Codex CLI
GitHub Copilot
Gemini CLI+17 moreClaude CodeCursorCodex CLIGitHub CopilotGemini CLI
VS Code
Windsurf
Manus+14 moreSee it in action
You say
My LinkedIn enrichment column is returning null even though I'm passing valid profile URLs. The provider is Proxycurl and the mapping looks correct. Here is a sample input URL.
Your agent does
Triage Report
- Symptom Class: Null with valid inputs
- Cause: Field casing mismatch. Proxycurl returns
first_namebut your column mapping is looking forfirstName. - Fix: Update the extraction path to use snake_case.
- Proof: Check the column preview; the value should now populate for the sample row.
About this skill
Audit a cold email draft against a seven point outbound framework and return a pass or fail scorecard with a rewritten version. Use whenever someone pastes a cold email and asks whether it is good, whether it will get replies, or asks for a review of outreach copy.
Every free skill sits on a 30 day review cycle. Fixes and improvements ship as repo updates. Free forever. The premium version of this workflow lives in the Cold Email System Pack at mambabuilt.com.
How to install
Drop the file into your AI Agent. Works with Claude, Cursor, ChatGPT, and 20+ more.
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