Binance is introducing Binance x402 enabling HTTP-native payments on BNB Chain, making it easier to monetize APIs, tools, and digital services.

Binance x402 uses standard HTTP 402 payment flows. This allows services like APIs, MCP servers, tools, data platforms, and agent workflows to request and receive payments in a programmable way.

Instead of requiring every merchant to build their own payment verification, settlement, and gas-handling infrastructure, Binance x402 provides a simpler facilitator model that handles the heavy lifting.

Through Binance x402, merchants can:

• Present payment requirements to users via HTTP 402 responses
• Accept signed payment authorizations from users, wallets, apps, or agents
• Verify payment details off-chain before settlement
• Settle payments on BNB Chain
• Support direct buyer-to-merchant token movement.

On the user side, Binance x402 works together with Trust Wallet to deliver the first self-custody agent payment loop on BNB Chain. Trust Wallet AgentKit natively supports Binance x402, meaning wallets stay fully self-custody, and private keys never leave the user’s device. For developers, agent payments can go live in minutes with no custom payment code required. For everyday users, their agent pays for premium data or services on their behalf while their keys stay on their phone the entire time.

Binance x402 is built with broader wallet support in mind. Alongside Trust Wallet, Binance x402 will also be supporting Binance Wallet’s Agentic Wallet to extend the payment capabilities to more users on BNB Chain. This integration is currently in development and is intended to make it easier for users and agents to access paid services through familiar wallet experiences.

The advantages of Binance x402 include:

• Easier Payments on BNB Chain: Binance x402 gives developers and merchants a straightforward way to offer payment options for APIs, tools, datasets, content, and agent services. Users and agents also have a smoother way to access them directly on BNB Chain.
• More Utility for Stablecoins in Digital Services: With Binance x402, supported stablecoins on BNB Chain can be used for practical everyday payments, including API access, software tools, data services, and machine-driven transactions.
• Less Integration Friction for Merchants: Merchants integrate through standard HTTP APIs instead of building their own verification flows, settlement contracts, or gas-handling layers. Binance x402 abstracts away the complexity so merchants can focus on their product.
• Built for Agents and Automated Payments: Binance x402 makes it easier for agents, apps, and services to pay per use, handle usage-based billing, and support flexible payment limits, all without relying on traditional checkout flows. This is infrastructure designed for an agent-driven internet.

At this stage, Binance x402 is available as a BNB Chain-only payment flow. It gives developers and merchants a simple way to accept supported stablecoin payments through off-chain authorization and on-chain settlement.

Supported payment methods:

• eip3009
• permit2-exact
• permit2-upto

Supported assets on BNB Chain:

• U: eip3009, permit2-exact, permit2-upto
• USD1 eip3009, permit2-exact, permit2-upto
• USDT: permit2-exact, permit2-upto
• USDC: permit2-exact, permit2-upto.