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Convex vs Courier

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Convex compared with Courier
DetailConvexCourier
What it doesAll gas, no breakages The messaging platform for humans and AI agents
StageGrowing Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelNot given freemium
PricingFree & Starter plan with pay-as-you-go pricing. Professional plan at $25 per developer per month. Business & Enterprise plan with $2,500 monthly minimum. Free plan includes 0.5 GB database storage, 1 GB file storage, 1M function calls. Professional plan includes 50 GB database storage, 100 GB file s Developer plan free with 10,000 sends per month; Business plan at $0.005 per send; Enterprise plan with custom pricing and volume discounts. No per-seat or channel add-on fees.
Key features
  • File storage
  • Multi-channel delivery (email, SMS, push, chat, in-app)
  • In-app notification center with real-time sync
  • Design Studio for visual template creation
  • Journey Builder for multi-step orchestration
  • AI Agent integration with frontier models
  • Event-driven messaging from user behavior
  • Intelligent routing with channel fallbacks
  • Delivery analytics and observability
  • SDKs, REST API, and MCP server support
What makes it different
  • ACID transactions preventing concurrent write corruption
  • End-to-end type safety in TypeScript
  • Automatic scaling that handles viral growth
  • Built-in real-time sync across all data
  • Zero glue code architecture
  • Unified platform eliminates need for multiple messaging tools
  • No-code design studio enables non-technical teams to ship notifications
  • Native AI Agent integration for personalization and orchestration
  • Real-time in-app inbox with drop-in components
  • Simple usage-based pricing with no hidden charges
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)79 no change since last check68 no change since last check
Trust Flow (Majestic)3450
Citation Flow (Majestic)5447
Referring domains (Majestic)42351529

4 details filled in for both companies.

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