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SendLayer vs Substack
SendLayer: Email deliverability without high costs. Substack: Writers making money doing the work they believe in. Same fact set for both, straight from each vendor's docs.
SendLayer
- Free tier
- No free plan; 14-day trial (up to 200 emails)
- Paid from
- $5/mo billed annually (Starter, 1,000 emails) · pricing page
- Public API
- Yes docs
- MCP server
- Yes · Official hosted MCP server; docs at developers.sendlayer.com/integrations/ai-tools/mcp-server
- Best for
- Email deliverability without high costs
- Website
- https://sendlayer.com
Substack
- Free tier
- Free to publish, no subscriber cap
- Paid from
- No monthly fee; 10% of paid subscription revenue plus Stripe fees · pricing page
- Public API
- Yes docs
- MCP server
- Community · Community servers on GitHub only
- Best for
- Writers making money doing the work they believe in
- Website
- https://substack.com
Which one?
SendLayer suits email deliverability without high costs. Substack suits writers making money doing the work they believe in. Pricing changes; the fact tables above link both vendors' live pricing pages. For the rest of the field, see SendLayer alternatives, Substack alternatives, or the full table.