Express middleware for accepting payments in euros from humans via Stripe and USDC from AI agents via x402 on a single endpoint
Send and receive iMessage, RCS and SMS from Blujay phone numbers
Stage
Not given
Not given
Founded
Not given
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Based in
DE
Not given
Pricing model
Freemium
Freemium
Pricing
Free core under Apache 2.0 license with both payment methods and Express integration. Pro Early Bird: 49 € including 19% VAT, one-time fee for 1 project, then 79 € (includes quotas, CSV payment log, webhook reconciliation, 12 months updates and support, delivery within 3 weeks or full refund). Team:
Free Plan with shared phone number and up to 10 verified contacts; Dedicated and AI Agent plans available with full features.
Key features
Single endpoint accepts both euro payments via Stripe and USDC payments via x402
Time-limited access model for human users paying in euros
Per-request billing for AI agents using USDC on x402
Cryptographic payment verification without holding funds
Local demo mode without accounts or real payments
Open source core under Apache 2.0 license
Works with Base Sepolia testnet and Stripe test mode
Send and receive iMessage, RCS and SMS
Automatic service selection
Message tracking with delivery and read receipts
Signed webhooks for message events
Group chats with participants management
Media, contact cards and file sharing
iMessage effects, reactions and threaded replies
Idempotent message sending
Contact and opt-out management
Workflow enrollment from external systems
What makes it different
Unified payment solution for both human users and AI agents from a single endpoint
Funds go directly to your accounts; Meterdoor never touches the money
Open source core provides transparency and no ongoing licensing costs
Ready for production with AI agents despite their current low payment volume
Local testing without creating accounts or handling real money
Unified API supporting iMessage, RCS and SMS with automatic service selection
Built for two-way conversations with full reply tracking
18 webhook event types with Standard Webhooks signatures
No test mode - messages delivered to real numbers immediately
Meterdoor
Blujay API