Data cleaning, entity matching, and deduplication skill for Claude Code and Codex: triage, standardize, and validate a CSV, Excel, or JSON list of B2B companies or contacts before enrichment. Normalizes company names and domains, validates emails and phone numbers, matches and deduplicates records,
Data cleaning, entity matching, and deduplication skill for Claude Code and Codex: triage, standardize, and validate a CSV, Excel, or JSON list of B2B companies or contacts before enrichment. Normalizes company names and domains, validates emails and phone numbers, matches and deduplicates records, and tags invalid rows non-destructively. Run before enrichment or CRM import to avoid paying for noi