x402 Protocol: A New Standard for Agent Payments

x402 Protocol: A New Standard for Agent Payments

The x402 protocol aims to solve the core payment dilemma in the AI ​​Agent economy through blockchain technology, providing an autonomous and low-cost on-chain payment solution for high-frequency, small-amount transactions between AI Agents.

19 articles
Old maps are rapidly becoming obsolete: Mastercard's 1.8 billion and the second half of stablecoin payments.
This cannot be calculated using financial logic, because it is a struggle for the "Strait of Hormuz" in the next generation of global payment systems.
Web3 农民 Frank
Everyone's talking about the ultimate fate of Agentic Payments, but the real challenge lies in navigating the middle path.
Agentic payment is moving from concept to reality, with giants like Visa, Google, Stripe, and Coinbase building infrastructure at different levels, including protocols, identity, and wallets. This article delves into its five-stage evolution from "human confirmation" to "automatic machine payment," revealing that API payments and digital subscriptions will be the first to succeed, while the real core hurdle lies in building a reliable machine authorization system.
Stablehunter
Visa vs Coinbase：Agent经济时代，支付互联网谁主沉浮？
当 AI Agents 开始成为经济的主要参与者时，为它们提供怎样的 “货币” 和 “支付网络”，将直接决定未来财富的流向与规则的制定。
Conflux
Detailed Explanation of ERC-8183: Ethereum's Solution to the Challenge of Trust Between AI Agents
In the world of agents, deceit and treachery abound; reputation alone is not enough to conquer the world.
Odaily星球日报
When AI starts paying its own bills: A piece of code that has been dormant for 34 years is igniting the machine economy.
Goodbye, credit cards and API keys.
白话区块链
What are your thoughts on the x402 V2 upgrade?
The rapid rollout of V2 is aimed at addressing the issue of further large-scale deployment of the x402.
链上观
Alpha's opportunities in the x402 track lie hidden in the undercurrent of "micro-innovation".
Alpha must come from areas where the public has not yet discovered its potential, but a few people have already laid the groundwork. The x402 track has this potential.
链上观
x402：从 HTTP 402 到加密原生支付标准，AI Agent 时代的价值交换层
x402 是一种开源协议，可将休眠的 HTTP 状态代码转变为 API、网站和自治代理的功能齐全的链上支付层。
新火科技
The X402 is great, but what are some of the hidden problems?
The x402 v1 demonstrated technical feasibility, and while v2 achieved incremental optimization, it is still a long way from truly meeting the needs.
金色财经
Awakening code that has been dormant for 26 years: Is the x402 protocol a technological singularity or a meme frenzy?
Could this "reactivation" of the underlying Internet protocol standards be the key to bridging the gap between "convenience" and "openness"?
Bitget Wallet
X402协议研究报告：它很好，但还不是万能魔法
HTTP 402 被区块链与 AI 复活，x402 能重塑人与内容的关系，未来可能看不到广告。
Conflux
The x402 sector during a liquidity winter: Leaders undecided, undercurrents swirling in CEXs
The x402 track currently lacks a true main driving force, and it's believed that many Devs teams are already preparing new innovative products, gameplay, and mechanics... CEX is also quietly loading its guns.
链上观
The New Era of AI Agent Payments: How can x402, AP2, and ERC-8004 jointly build the foundation of the machine economy?
This article will delve into the technical principles, application scenarios, and current state of the ecosystem of these three protocols, revealing how they collectively shape the payment landscape of the future AI Agent economy.
Beosin
Transaction volume doubled, multi-chain layout accelerated, why did the x402 protocol not just be a flash in the pan?
Looking back at the changes in the x402 ecosystem over the past week, what answers did you get through observation?
区块律动BlockBeats
A collection of x402 projects from various chains
While the x402 protocol has cooled in popularity, it has opened up a new blue ocean in the crypto application layer. With the entry of multiple blockchain projects such as Base, BNB, and Solana, the ecosystem is rapidly expanding from payments, AI, and memes.
PA图说
Is X402 another narrative bubble? Let’s see what experts and KOLs say
The long-term value of the x402 depends not on market popularity but on its widespread adoption. Only when AI can autonomously process payments and data services can be billed on a usage-based basis can the initial narrative truly become reality.
比推BitPush
Beyond Payments: How the x402 Protocol Becomes the Invisible Cornerstone of the AI Economy
x402 is more than just a payment protocol; it is the cornerstone of the Internet economic model in the AI era and the first piece of the puzzle to achieve the true integration of Crypto and AI.
链上观
x402 transaction data surged dozens of times in a single week, and funds flowed to practical projects behind the ecological differentiation
The MEME coin PING surged in value. With major exchanges like Coinbase and Binance listing on the sector, and support from ecosystem partners like Base, the x402 protocol's transaction volume surged dozens of times in a single week, pushing the ecosystem's total market capitalization to over $780 million. Funds are currently shifting to practical AI projects, and the emerging narrative of on-chain payments is attracting significant attention.
Nancy
Decoding the hot x402 protocol: How to unlock a new intelligent economy with no ads and no gas fees?
The x402 protocol promises to solve the internet's "original sin": advertising.
Tim
Coinbase的生态“试验场”：Based APP与x402动作频频，如何埋伏BASE生态？
Base app 和 Coinbase app 服务于两类不同的客户，其中前者充当后者的试验场，它们共同构建了一个正反馈循环。
Felix