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Oura402

Oura402 provides streamlined payment verification infrastructure for the x402 protocol, enabling developers to accept cryptocurrency payments easily.

Oura402

Enterprise-Grade x402 Payment Infrastructure

Oura402 provides streamlined payment verification infrastructure for the x402 protocol, enabling developers to accept cryptocurrency payments through standard HTTP endpoints.

Overview

Oura402 abstracts blockchain complexity, allowing developers to integrate cryptocurrency payments with the same ease as traditional API calls. Our platform handles wallet management, transaction verification, and blockchain infrastructure, enabling you to focus on building your application.

Products & Services

Cloud API

Managed payment processing service that handles all blockchain operations:

  • Payment verification and validation
  • Real-time transaction monitoring
  • Automatic retry logic and error handling
  • 99.9% uptime SLA

Local Transaction API

Self-custodied transaction building for maximum security and control:

  • Build unsigned transactions
  • Maintain complete custody of private keys
  • Custom RPC endpoint support
  • Full transaction transparency

WebSocket API

Real-time payment notifications and event streaming:

  • Instant payment confirmations
  • Live transaction monitoring
  • Payment dashboard integration
  • Multi-wallet subscription support

Key Features

  • Simple Integration - Complete setup in minutes with straightforward HTTP endpoints
  • Blockchain Agnostic Design - Currently supporting Solana, with multi-chain support planned
  • Enterprise Security - API key authentication, rate limiting, and encrypted communications
  • Developer-Friendly - Comprehensive documentation and code examples in JavaScript, Python, and Rust
  • Real-time Updates - WebSocket support for instant payment notifications
  • No Blockchain Knowledge Required - Focus on your application, not blockchain infrastructure

Repositories

Core API implementation and backend infrastructure for payment processing and verification.

Complete API documentation, integration guides, and code examples for the Oura402 platform.

Quick-start template for JavaScript/TypeScript developers integrating x402 payments.

Quick Start

# Verify a payment with a single API call
curl -X POST https://api.oura402.dev/v1/payments/verify \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "payment_proof": "BASE64_ENCODED_PAYMENT_PROOF",
    "amount": 1000000,
    "recipient": "YOUR_WALLET_ADDRESS"
  }'

Use Cases

  • API Monetization - Charge for API access with per-request micropayments
  • Content Paywalls - Gate premium content behind cryptocurrency payments
  • SaaS Billing - Accept crypto payments for subscription services
  • AI Agent Payments - Enable autonomous machine-to-machine payments
  • Micropayments - Process small transactions economically
  • Cross-border Payments - Accept payments globally without traditional banking infrastructure

Getting Started

  1. Sign up at oura402.dev
  2. Obtain your API key from the dashboard
  3. Integrate using our comprehensive documentation
  4. Start accepting x402 payments immediately

Documentation

  • API Reference: docs.oura402.dev
  • Quick Start Guide: Getting Started
  • Code Examples: JavaScript, Python, Rust implementations available
  • Integration Guides: Express, Flask, FastAPI, Axum, Actix-web

Technology Stack

  • Blockchain: Solana (additional chains planned)
  • Protocol: x402 Payment Standard
  • API: RESTful HTTP + WebSocket
  • Authentication: API Key (Bearer Token)
  • Languages Supported: Any language with HTTP client support

Supported Frameworks

We provide integration examples for popular frameworks:

  • JavaScript/TypeScript: Express, Next.js, Node.js
  • Python: Flask, FastAPI, Django
  • Rust: Axum, Actix-web, Rocket

Community & Support

About x402

x402 is a payment standard that enables cryptocurrency payments over standard HTTP using the 402 Payment Required status code. It provides a seamless payment experience without wallet popups or blockchain complexity.

Learn more:

Security

Oura402 implements industry-standard security practices:

  • HTTPS-only endpoints
  • API key authentication
  • Rate limiting and abuse prevention
  • Input validation and sanitization
  • Regular security audits

Report security issues: security@oura402.dev

License

See individual repository LICENSE files for details.

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  1. docs docs Public

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  3. oura402 oura402 Public

    A unified payment gateway for x402 protocol integration, providing developers with a streamlined API for cryptocurrency payment processing over HTTP.

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