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Klaviyo vs Mailchimp
Klaviyo: Ecommerce/B2C brands running email + SMS on customer data. Mailchimp: Email and SMS marketing minus the learning curve. Same fact set for both, straight from each vendor's docs.
Klaviyo
- Free tier
- Yes, up to 250 active profiles / 500 emails/mo
- Paid from
- $20/mo (email, up to 500 profiles); active-profile based · pricing page
- Public API
- Yes docs
- MCP server
- Yes · Official hosted MCP (mcp.klaviyo.com) in dev docs
- Best for
- Ecommerce/B2C brands running email + SMS on customer data
- Website
- https://www.klaviyo.com
Mailchimp
- Free tier
- Free plan, up to 500 contacts (500 sends/mo)
- Paid from
- $13/mo (Essentials, 500 contacts); scales with contact count · pricing page
- Public API
- Yes docs
- MCP server
- Yes · Official MCP for Transactional (Mandrill) in dev docs; Marketing API MCPs are community
- Best for
- Email and SMS marketing minus the learning curve
- Website
- https://mailchimp.com
Which one?
Klaviyo suits ecommerce/b2c brands running email + sms on customer data. Mailchimp suits email and sms marketing minus the learning curve. Pricing changes; the fact tables above link both vendors' live pricing pages. For the rest of the field, see Klaviyo alternatives, Mailchimp alternatives, or the full table.