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Posthawk
Posthawk · founded 2025
What it is
Posthawk is an email delivery service for transactional, marketing, inbound, scheduled, newsletter, and broadcast messages. It supports Node.js, serverless, Python, Go, REST, SMTP, CLI, and several frameworks. Teams can use managed email infrastructure or deploy Posthawk on their own infrastructure with Docker Compose. Reusable templates with dynamic variables are built on React Email, and event webhooks are available. The free plan allows 3,000 emails per month and 100 per day, with one domain, two API keys, two team members, and three-day log retention; no credit card is required. Pro costs $20 a month and includes 50,000 emails per month, 10 domains, 25 API keys, 10 team members, 10 templates, and 15-day log retention. Scale costs $49 a month and includes 100,000 emails per month, 100 domains, 100 API keys, 50 team members, unlimited templates, and 30-day log retention. Posthawk lists US and EU sending regions, a 99.9% uptime target, and security controls including 2FA/TOTP, session management, webhook verification, and audit logs.
For and against
For
- Free plan includes 3,000 monthly emails
- Supports Node.js, Python, Go, REST, and SMTP
- Can be deployed with Docker Compose
- US and EU sending regions are listed
- Includes webhook verification and audit logs
Against
- Free plan is limited to 100 emails per day
- Free plan log retention is three days
- Annual billing is not available yet
The verdict
Posthawk provides multiple sending methods, email types, and deployment options, with monthly plans that specify volume and team limits. The free tier has a daily cap, and annual billing is not yet available.
Who it suits
Posthawk suits developers and teams that need to send several types of email through a range of languages, protocols, or frameworks. Teams can choose managed service or self-hosting.
Plans and prices
Free
3,000 emails/month · 100 emails/day · 1 domain · 2 API keys
Read 28 Sep 2026 · posthawk.dev
Pro
50,000 emails/month · 10 domains · 25 API keys · 10 team members
Read 28 Sep 2026 · posthawk.dev
Scale
100,000 emails/month · 100 domains · 100 API keys · 50 team members
Read 28 Sep 2026 · posthawk.dev
On the record
- AI integrations
- MCP connects Posthawk with Claude, Cursor, ChatGPT, Copilot, Windsurf, Lovable, and Geminiposthawk.dev · read 28 Sep 2026
- Annual billing
- Annual billing is not available yet and is on the roadmapposthawk.dev · read 28 Sep 2026
- Copyright year
- The site shows a 2026 copyright notice for Posthawkposthawk.dev · read 28 Sep 2026
- Credit card needed
- No credit card is required for the free planposthawk.dev · read 28 Sep 2026
- Dedicated IP option
- Yesposthawk.dev · read 20 Sep 2026
- Delivery log retention
- 15posthawk.dev · read 20 Sep 2026
- Delivery methods
- bothposthawk.dev · read 20 Sep 2026
- Domain authentication
- SPF, DKIM, DMARC, and MAIL FROM records can be configured automaticallyposthawk.dev · read 28 Sep 2026
- Email capabilities
- Supports transactional, marketing, inbound, scheduled, newsletter, and broadcast emailposthawk.dev · read 28 Sep 2026
- Event webhooks
- Yesposthawk.dev · read 20 Sep 2026
- Free daily limit
- 100 emails per dayposthawk.dev · read 28 Sep 2026
- Free email size
- The free plan allows email sizes up to 10 MBposthawk.dev · read 28 Sep 2026
- Free monthly limit
- 3,000 emails per monthposthawk.dev · read 28 Sep 2026
- Monthly send limit
- 50000posthawk.dev · read 20 Sep 2026
- Overage price
- $0.60 per 1,000 emails beyond included volumeposthawk.dev · read 28 Sep 2026
- Platform support
- Supports Node.js, serverless, Python, Go, REST, SMTP, CLI, and several frameworksposthawk.dev · read 28 Sep 2026
- Security controls
- Includes 2FA/TOTP, session management, webhook verification, and audit logsposthawk.dev · read 28 Sep 2026
- Self-hosting option
- Can be deployed on the customer’s own infrastructure with Docker Composeposthawk.dev · read 28 Sep 2026
