Quack AI, a prominent artificial intelligence (AI) governance layer for Web3, has announced the launch of x402 BNB. X402 BNB is a new payment and governance protocol on BNB Chain that ensures seamless and gasless transactions for AI Agents and users from around the world.
Today, we’re introducing x402 BNB, built by @QuackAI_AI.The first unified sign-to-pay and governance layer for the Agent Economy on @BNBCHAIN.Powered by EIP-7702 delegated execution, EIP-712 witness signatures, and a gas-sponsored relayer layer,x402 BNB replaces every… pic.twitter.com/EHPVqB2ghh
— Quack AI (@QuackAI_AI) October 29, 2025
The authenticity of x402 BNB is that it builds on BNB Chain, which makes good sense for trust and understanding. The only purpose of this launch is to improve the way of payments for AI Agents and users. Quack AI has released this news through its official X account.
x402 BNB Simplifies Crypto Transfers with Delegated Execution and Witness Signatures
X402 BNB uses two major standards of Ethereum, such as EIP-7702 Delegated Execution, in which users delegate actions like sending tokens or interacting with contracts to another system with authenticity and in a secure way. The second one is EIP-712 Witness Signatures, which checks the reality, structured, and human-readable signed data to safeguard users from signing malicious transactions.
X402 BNB is also taking an important step by replacing every manual approval transfer with one verifiable signature, which will reduce the extra efforts of users for the time of payment transfer. BNB Chain lacks a unified way to move it; therefore, most of the tokens still depend on outdated flows that provide hindrance and limit scalability.
One-Click, Gasless Payments for the Global Agent Economy
Quack AI is going to launch a system that definitely saves time and extra efforts for users and AI Agents in terms of payment transfer across the border. Simultaneously, x402 BNB fixes the problem of limited scalability by offering one-click, gasless transactions that are verifiable, auditable, and policy-aware. Basically, x402 BNB is setting the foundation for secured Governed AgentFi and accountable rails for the Agent Economy.
Moreover, in this process, users and AI Agents will be facilitated by One Signature experience, Modular Developer Stack, Secure by Design, Multi-Asset Ready, and Seamless Compatibility. All these features will contribute to the development and boost the level of users in Payment methods.
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