FourOhTwo

FourOhTwo

x402 Payment Facilitator

V2 compatible x402 payment facilitator. Multi-chain by default, supporting Solana, Base, and legacy payment systems. Streamlined payment processing with wallet-based identity and dynamic routing.

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https://facilitator.fourohtwo.io

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01 / Features

KEY FEATURES

No. 012026.01.14

Unified Payment Interface

V2 compatible multi-chain support. Standardizes asset identification for Solana, Base, and legacy systems like ACH and card networks.

No. 022026.01.10

Wallet-Based Access

Reusable sessions eliminate repeated payment verifications. Perfect for subscriptions and multi-request workflows.

No. 032026.01.05

Dynamic PayTo Routing

Supports subscriptions, prepaid, and multi-step transactions with per-request routing to specific addresses or roles.

No. 042025.12.28

Automatic Discovery

Discovery extension enables AI agents and facilitators to automatically find and index available endpoints and pricing.

No. 052025.12.20

V2 Compatible

Built on x402 V2 specification with full compatibility for modern payment workflows and legacy systems.

02 / Use Cases

USE CASES

Powering payments across e-commerce, DeFi, gaming, and more on Solana.

Online Payments

E-Commerce

Accept x402 payments for online stores and marketplaces on Solana.

Decentralized Finance

DeFi Apps

Integrate payment processing into DeFi applications and protocols.

Agent Use & APIs

Agents

Pay per use APIs for agent interactions and automated payment processing.

In-Game Payments

Gaming

Enable seamless in-game purchases and microtransactions.

Recurring Payments

Subscriptions

Handle subscription billing and recurring payment flows. Support coming soon.

Peer-to-Peer

P2P Transfers

Facilitate direct peer-to-peer payment transfers.

03 / Principles

OUR VALUES

01 / MULTI-CHAIN

MULTI-CHAIN BY DEFAULT

V2 compatible unified payment interface supporting Solana, Base, and legacy payment systems.

02 / WALLET-BASED

WALLET-BASED IDENTITY

Reusable sessions eliminate repeated verifications. Perfect for subscriptions and agent workflows.

03 / DYNAMIC

DYNAMIC ROUTING

Flexible PayTo routing supports subscriptions, prepaid, and multi-step transaction models.

04 / AUTOMATIC

AUTOMATIC DISCOVERY

AI agents and facilitators can automatically discover and index endpoints with structured metadata.