PostShiba vs AgentMail
Compare PostShiba and AgentMail - features, pricing, and which is better for your workflow.
What is PostShiba?
Email delivery priced by dedicated sending-cluster capacity.
Price: Paid
- Email delivery API
- Fixed-price sending clusters
- Hourly and rolling daily quotas
- Separate marketing and transactional clusters
Learn more about PostShibaWhat is AgentMail?
API-first email for AI agents — give any app or agent its own inbox to send, receive, and reply to emails programmatically.
Price: Freemium
- Programmatic inbox creation via REST API
- Full email threading with attachments
- Real-time webhooks and WebSocket notifications
- MCP server integration for AI agents
Learn more about AgentMail