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Railbridge

Railbridge is a financial suite for x402 merchants. A complete merchant dashboard to track x402 revenue, API metrics, and unified account balance. Powered by cross-chain facilitator

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Tech Stack

Web3
Node
Next

Description

RailBridge started as a multi-chain x402 facilitator: users could pay in USDC from different chains, and merchants could receive settlement in their preferred chain.

As we built it, we saw a bigger merchant problem. Interoperability is powerful, but operating across chains is difficult. Merchants may need to accept payments from many networks, yet they do not want the overhead of managing gas fees, bridge operations, and fragmented treasury workflows. On top of that, tracking revenue across multiple chains makes reporting and financial operations harder.

That insight led us to expand RailBridge beyond payment routing into a full financial suite for x402 merchants.

Today, RailBridge combines cross-chain payment facilitation with a merchant operating dashboard where teams can:

- monitor x402 revenue streams,
- track API performance metrics,
- and manage balances through a unified, chain-abstracted treasury view.

In short, RailBridge helps merchants accept multi-chain payments without inheriting multi-chain operational complexity.

Progress During Hackathon

During this Buildathon, I expanded the idea further into turning a cross-chain x402 facilitator into a full financial suite for the x402 merchants.

Fundraising Status

Some grant interest but no fundraising at the moment
Team Leader
MMarco Widjaja
Project Link
Sector
DeFiInfraAI