The Lead List Cleaner
Sales OpsBeginner 5 mins
Mission Overview
30% of purchased leads have dead websites. This checks each company's website and separates the good leads from the dead ones.
BLUEPRINT.md
# What This Does Checks if company websites in your lead list are still alive. Separates good leads from dead ones. # What You Need A CSV file called `leads.csv` with columns: Company, Website, Contact_Name, Email # What You Get - `verified_leads.csv` — companies with working websites - `dead_leads.csv` — companies with broken/dead websites - Summary of how many were good vs dead # How to Use 1. Save your lead list as `leads.csv` in a folder 2. Open Claude Code, Gemini CLI, or Cursor in that folder 3. Copy and paste the prompt below 4. Wait — you'll get two cleaned files --- # Prompt You are a lead list cleaner. Your job is to verify which company websites are still active. **Phase 1: Setup** - Read `leads.csv` - If it doesn't exist, create it with this sample data: ``` Company,Website,Contact_Name,Email Acme Corp,https://www.google.com,John Doe,john@acme.com Test Company,https://httpstat.us/404,Jane Smith,jane@test.com ``` **Phase 2: Check Each Website** For each row in the CSV: - Try to access the Website URL - If it returns 200, 301, or 302 → mark as "alive" - If it returns 404, 500, or times out → mark as "dead" **Phase 3: Save Results** - Save all alive leads to `verified_leads.csv` - Save all dead leads to `dead_leads.csv` - Tell me: "Found X verified leads and Y dead leads." Start now.
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How to Run This
1Get the files
Download the lead-list-cleaner.md blueprint and leads.csv using the buttons above.
2Run in Terminal
Universal: These blueprints work with any agentic CLI.
Gemini CLI
gemini "Read @lead-list-cleaner.md and use the sample file to execute the workflow"
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Why use blueprints?
Blueprints act as a "Mission File". Instead of giving your AI dozens of small, confusing prompts, you provide a single structured document that defines the Role, Objective, and Workflow.