Fast. Atomic. On-chain.[Built on the Stellar network.
Non-custodial by design. Transparent fees. No intermediaries.
This is not a wallet.
This is not an exchange.
This is payment routing infrastructure.The infrastructure provides:• Documented API endpoints
• API key authorization
• Automated fee calculation
• Merchant and platform fee routing
• Atomic transaction execution
• Real-time on-chain settlementAll transactions execute directly on the Stellar blockchain.
• Routes USDC payments instantly worldwide
• Collects clearly disclosed routing fees
• Executes merchant payouts automatically
• Verifies transactions publicly on-chain
• Prevents partial settlement failuresDeterministic execution.
Transparent outcomes.
Each payment executes as a single atomic transaction on the Stellar network.Within one request:• The sender transfers USDC
• The merchant receives the payment amount (e.g., 9.9 USDC)
• The platform fee is automatically routed (e.g., 0.1 USDC)All operations settle simultaneously in one transaction.No partial execution.
No split transfers.
No reconciliation risk.If any part fails, the entire transaction fails.This leverages Stellar’s native atomic transaction capabilities to ensure secure, deterministic settlement every time.
• API key–protected endpoints
• Controlled request validation
• No custody of user funds
• No balance holding
• No pooled accountsFunds move wallet-to-wallet on-chain.The infrastructure orchestrates transaction execution.
It does not take possession of assets.
• Developers integrating stablecoin payments
• Payment applications
• Businesses reducing card processing costs
• Cross-border settlement solutions
• Digital dollar infrastructure projectsMainnet tested.
Live transaction confirmed.
Production-ready architecture.$499
Live USDC Payment Split — Local Execution
(Transaction submitted via Node.js + Stellar SDK)

Live USDC Payment Split — Vercel Deployment
(Same payment flow executed in a serverless environment)

ScreenshotsLive USDC Payment Split — Local Execution
Live USDC Payment Split — Vercel DeploymentDescriptionThe Stellar USDC Payment Engine is a Node.js backend that enables applications to send USDC payments on Stellar with automatic atomic fee splitting between a merchant and platform wallet.
Professional educational materials designed to support understanding of digital assets and blockchain systems.These products are separate from the payment routing infrastructure.Educational only. Not financial advice.
LOBSTR Wallet — Step-by-Step Digital Wallet Setup (v1.0)
Presented by Star Seed EnterpriseA structured walkthrough demonstrating how to create and properly secure a LOBSTR wallet on the Stellar network.The guide covers:• What a digital wallet is
• Account creation procedures
• Security verification steps
• Email activation process
• Creating an XLM wallet
• Recovery phrase storage best practices
• Self-custody responsibilities
• Foundational wallet security principlesStructured. Clear. Security-focused.Wallet Setup Options
Self-Guided TrainingDownload the complete step-by-step LOBSTR Wallet Setup Guide and move at your own pace.$26
Get the full slide guide plus a 30-minute personalized virtual walkthrough to ensure your wallet is set up correctly, securely, and with full understanding.$75
A comprehensive 60-minute private session offering deeper guidance, troubleshooting support, and wallet security best practices tailored to your needs.$125 per 60-minute session
Virtual Group Training Session
Join a live guided group session where we walk through the wallet setup process together in real time. Ideal for those who prefer interactive instruction at a more accessible rate.$49 per attendee(up to 60mins)
Because you’re not just purchasing a tool — you’re investing in guidance, clarity, and confidence in managing your digital assets. With the Stellar USDC Payment Engineyou gain production-ready payment infrastructure that lets you accept USDC instantly, automate platform fees, and fully control your payment operations.We provide educational guidance and technical tools only — this is not financial or investment advice
© 2025 CalmReply — Digital Onboarding and Instant USDC Payments