| Pricing | paid | freemium |
| Best For | Teams that need reliable transactional email and can justify the premium price. | Startups that need both transactional and marketing email from a single provider. |
| Pros | - +Best-in-class deliverability rates (98%+ inbox placement)
- +Excellent API documentation and SDKs for every language
- +Real-time email analytics with bounce and spam complaint tracking
| - +Generous free tier — 100 emails/day forever
- +Both transactional AND marketing email in one platform
- +Powerful template engine with dynamic content blocks
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| Cons | - −No free tier — starts at $15/month for 1,000 emails
- −No email marketing features (transactional only)
- −Attachment size limit of 10MB
| - −Deliverability not as strong as Postmark out of the box
- −API can be complex for simple use cases
- −Free tier emails include SendGrid branding
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