RAIL x402 Payment Protocol

The Payment Infrastructure for Agents

Solana-first x402 facilitator. Instant, invisible payments from $0.01 in under a second.

Why RAIL

Why RAIL

The industry-leading x402 facilitator. Unmatched speed and reliability. Built for scale.

Lightning Fast

Faster than ALL competitors. 15,000 TPS + 60,000 RPS, granular rate limiting and 99.99% uptime.

AI-Native

Built for autonomous agents. Enable AI-to-AI payments and agent marketplaces with ease.

Solana Only

Built exclusively on Solana. Speed and reliability is our first priority, leveraging Solana's unmatched performance.

Zero Friction

Free to use. No API keys needed. Automatic verification and settlement with no manual intervention.

Complete Infrastructure

Everything you need to accept crypto payments

RAIL handles all the complexity of blockchain payments so you can focus on building your application. From verification to settlement, we've got you covered.

Automatic payment verification

Instant validation of payment payloads without blockchain interaction

Instant settlement processing

Lightning-fast on-chain settlements with confirmation monitoring

Real-time payment notifications

Get notified immediately when payments are verified and settled

Solana-native infrastructure

Built exclusively on Solana for maximum speed and reliability

Developer-friendly API

Simple REST endpoints that just work—no blockchain expertise needed

24/7 monitoring and support

99.99% uptime with automatic retries and real-time alerting

RAIL Infrastructure

Infrastructure

Built for scale, designed for developers

RAIL processes thousands of payments per second with sub-second confirmation times. Our infrastructure is battle-tested and ready for production.

99.99%

Uptime with automatic failover and redundancy

<1s

Average settlement time on Solana network

FAQs

Questions? We've got answers