·11 min read
SuprSend vs Novu vs Knock vs Courier 2026: Notification Platforms Compared
A practical 2026 comparison of four notification infrastructure platforms — SuprSend (a managed platform with deep multi-tenancy, self-hosted and BYOC options, and an MCP server for AI agents), Novu (open-source, self-hostable notification workflows), Knock (a polished hosted notifications-as-a-service with strong preferences and batching), and Courier (a unified send API with a visual designer). Hosting and deployment, multi-tenant B2B support, preferences and digests, AI and agent tooling, pricing shape, and which one to build into the SaaS starters you sell.
