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Best AI tool for writing cold emails
1. Claude
Use it to write and critique the copy itself; it doesn't send anything.
Pricing: Free; Pro $20/mo ($17 annual); Max from $100/mo (source, verified 2026-10-15)
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2. lemlist
All-in-one: lead database, AI writing and multichannel sequences. Pricier but complete.
Pricing: Email from $55/mo (annual, $69 monthly); Multichannel from $87/mo; 14-day trial (source, verified 2026-10-15)
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3. Instantly
Cheapest way to send at volume with unlimited warmed inboxes; AI writer is add-on credits.
Pricing: Outreach Growth $47/mo; Hypergrowth $97/mo; bundles from $94/mo (source, verified 2026-10-15)
Visit Instantly →FAQ
What is the best AI tool for writing cold emails?
The best AI tool for writing cold emails is Claude. Best raw writing quality for drafting and rewriting cold emails; you still need a sending tool.
How much does Claude cost?
Free; Pro $20/mo ($17 annual); Max from $100/mo (from https://claude.com/pricing, checked 2026-10-15).
Is there a free option for writing cold emails?
Yes: Claude list a free tier or free credits.