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Smelt transforms your lead data into personalized cold email copy—unique for every prospect.

What Smelt Does

  • Reads your lead data — Job titles, companies, industries, locations, and any other CSV columns
  • Generates unique copy — AI creates personalized hooks, pain points, and CTAs for each lead
  • Scales infinitely — Process 10,000 leads and get 10,000 unique outputs
  • Saves you money — BYOK pricing is 10-50x cheaper than per-credit tools

How It Works

1

Upload Your CSV

Upload leads from Apollo, ListKit, Clay, or any source
2

Choose Templates

Use our 17 pre-built templates or create your own
3

Generate Copy

AI reads each lead’s data and generates unique copy
4

Export & Send

Download CSV with new columns, import to your sending tool

The Smelt Difference

FeatureGeneric AI (ChatGPT)Per-Credit ToolsSmelt
Batch processingManual copy-pasteYesYes
Uses your lead dataNoYesYes
Custom promptsYesLimitedFully customizable
Quality scoringNoBasic11 quality flags
Template chainingNoNoYes
PricingN/A$0.02-0.10/row$0.001-0.002/row

Ready to Start?