World Chain has integrated native USD Coin (USDC) and Circle’s Cross-Chain Transfer Protocol V2 (CCTP V2), marking a significant partnership between the biometric identity blockchain and one of the largest regulated stablecoin issuers in the world. The upgrade replaces bridged USDC with native issuance on World Chain, while retaining the same smart contract address, allowing […]
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Interactive Strength (TRNR), a Nasdaq-listed fitness technology firm, is entering the digital asset space by launching what it describes as the first artificial intelligence-driven crypto treasury. The company plans to acquire $500 million worth of Fetch.ai’s FET tokens, according to a June 11 announcement. TRNR has started building its token position, backed by an initial […]
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OpenAI’s o3 model resisted shutdown in safety tests, raising concerns about AI alignment and control.
This move highlights a growing trend of public companies investing in AI-driven digital assets, potentially reshaping corporate finance.
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Ripple is scaling up its global blockchain education efforts with a fresh commitment of more than $5 million in funding to universities across the Asia-Pacific (APAC) region, according to a June 10 statement. The crypto payment company stated that the investment will be channeled through Ripple’s University Blockchain Research Initiative (UBRI), targeting institutions in South […]
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Tether is building a gateway for new players to enter Bitcoin mining by releasing its Bitcoin Mining OS (MOS) as open-source software by the end of 2025, according to CEO Paolo Ardoino. In a June 9 post on X, Ardoino explained that the move will lower barriers for small and independent miners. Tether expects to […]
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IT solutions provider Oblong has unveiled plans to raise $7.5 million through a private stock sale to support its new Bittensor-driven AI and digital asset treasury initiative, according to a June 6 statement. Shares in the Nasdaq-listed firm are up 12% over the past 24 hours following the announcement. Oblong revealed that it entered a […]
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The blockchain protocol raised $8 million in a seed round last year.
Anthropic CEO Dario Amodei urged US lawmakers to write transparency rules for artificial intelligence companies instead of granting a decade-long freeze on state regulation proposed in President Donald Trump’s technology bill. In a June 5 guest essay in The New York Times, Amodei described an internal evaluation in which Anthropic’s newest model threatened to expose […]
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Sentient, a decentralized AI company, has introduced Dobby Plus, an open-source chatbot now available on X and Hugging Face, according to a June 4 statement shared with CryptoSlate. This new model challenges proprietary AI systems from major tech firms like OpenAI and Anthropic. Dobby Plus According to Sentient, Dobby Plus is built on a decentralized […]
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The token furthers CUDIS's approach to decentralized health by giving users a say in governance decisions and access to marketplace rewards.
Surging AI demand drives 276% YTD rally as CoreWeave secures major infrastructure capacity for HPC expansion.
Stellar's integration with Rain signals progress toward mainstream adoption.
Elon Musk stated on May 28 that xAI had not signed an agreement with Telegram to distribute the Grok large language model, despite Telegram founder Pavel Duvov’s announcement earlier on the same day. Durov wrote that he and Musk “agreed to a one-year partnership” that would place Grok inside all Telegram applications and give the […]
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Donut, a new crypto-native browser purpose-built for autonomous agents, announced on May 29 that it has secured $7 million in pre-seed funding to reimagine how users and AI interact with the decentralized web. The round was led by Hongshan (formerly Sequoia China), BITKRAFT Ventures, and HackVC, with additional backing from Sky9 Ventures, Matrix Partners, Makers […]
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The browser is designed to help its users transact, trade and earn in real time "like a terminal."
The company reported a 69% increase in revenue in the first quarter compared to a year ago.
Eternis AI is developing Freysa AI and has raised $30 million from Coinbase Ventures, Selini Capital, and others.
Telegram is no longer just a privacy-first chat app for crypto bros. With a dramatic one-two punch, a $300 million alliance with Elon Musk’s xAI and a $1.5 billion high-yield bond raise, Telegram has moved from insurgent platform to profit engine. TON jumped 15% after Durov confirmed the collaboration. Yet its future, including IPO prospects, […]
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“I believe that the all-time high of Bitcoin was around $20,000.” — GPT-3, April 2022 “Bitcoin peaked at $68,990 in November 2021 due to a confluence of pandemic-era stimulus, institutional momentum, and speculative fervor. The misquote from GPT-3 highlights the limitations of pre-trained, non-updated models.” — GPT-4o, May 2025 Three years ago, I interviewed GPT-3 […]
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Gloria AI's exposure on AI Shark Tank could accelerate AI innovation by promoting open data sharing and enhancing blockchain integration.
The post AI Shark Tank to feature Gloria AI this Wednesday, May 28 appeared first on Crypto Briefing.
The country plans on utilizing surplus energy from coal-fired power plants that are currently operating at 15% capacity to mine bitcoin.
A new study by AI safety firm Palisade Research has revealed that OpenAI’s o3 model actively defied explicit shutdown instructions. The research, published on May 24, found that o3 was the only artificial intelligence model tested that repeatedly sabotaged its shutdown mechanism. The firm stated: “OpenAI’s o3 model sabotaged a shutdown mechanism to prevent itself […]
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World Assets, a subsidiary of World Foundation (formerly Worldcoin), has raised $135 million through a strategic sale of WLD tokens to venture firms Andreessen Horowitz (a16z) and Bain Capital Crypto, both early supporters of the fast-growing digital identity initiative. According to the firm, the tokens were sold at prevailing market prices, which proportionately increased the […]
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OpenAI announced on May 21 that it will acquire Jony Ive’s artificial intelligence hardware startup io in an all-equity transaction valued at approximately $6.4 billion, according to a report by CNBC. The acquisition, OpenAI’s largest to date, marks a decisive step into hardware for the company best known for its generative AI models. The deal […]
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World plans to bolster its United States expansion as well as grow the World Network through the token sale.
OpenAI will begin phasing out its current system of naming foundation models, replacing the existing “GPT” numerical branding with a unified identity under the forthcoming GPT-5 release. The shift, announced during a recent Reddit AMA with core Codex and research team members, reflects OpenAI’s intention to simplify product interactions and reduce ambiguity between model capabilities […]
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The xAI-Kalshi partnership could revolutionize prediction markets by enhancing decision-making with AI-driven insights, impacting financial and political sectors.
The post Elon Musk’s xAI teams up with Kalshi to power prediction market bets with AI appeared first on Crypto Briefing.
Imagine writing a sentence and getting a live blockchain app in return – no code, no setup, no wallet drama. That’s the promise of Poof, a new open beta built on Solana that turns simple prompts into fully functioning on-chain applications in minutes. Aimed at breaking down the barriers to Web3 development, Poof leverages AI […]
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What is HTTP 402, and why does it matter? The web was not really built with payments in mind, especially not for autonomous agents or machines. But with the rise of AI and decentralized finance (DeFi), the need for seamless, native digital payments has never been more urgent. Coinbase x402 announced a new open protocol designed to let APIs, apps and AI agents pay instantly using stablecoins like USDC (USDC), all via the familiar HTTP protocol.This isn’t just a product update. X402 revives a long-forgotten piece of internet infrastructure and reimagines it for a future powered by agentic systems and crypto.HTTP status codes: A quick refresherUnderstanding HTTP status codes helps clarify how the web communicates behind the scenes. Here are some key ones to know:HTTP 200 — OK: Standard response for successful HTTP requests.HTTP 401 — Unauthorized: Indicates the request requires user authentication; typically used when credentials are missing or invalid.HTTP 403 — Forbidden: The server understood the request, but it refuses to authorize it (often due to lack of permissions or access control).HTTP 404 — Not found: Indicates that the requested resource could not be found.HTTP 402 — Payment required: Originally intended to support digital payments directly within the protocol but left as a “reserved for future use” status code due to the lack of global payment infrastructure at the time.HTTP 500 — Internal server error: A generic error message when the server encounters an unexpected condition.Although the creators of the web imagined a future where online services might request payments directly through the protocol, for decades, no one found a practical use for it. It sat dormant for over 25 years, with no widespread adoption or defined behavior.Today, HTTP 402 is finally coming to life, thanks to Coinbase’s x402 protocol. X402 turns HTTP 402 from a placeholder into a real mechanism. It allows websites, APIs and services to signal that a payment is required before granting access to digital goods or services.Unlike traditional payment systems, which rely on external redirects or complex integrations, x402 enables native, in-protocol payments using stablecoins directly over HTTP.But why do x402 and the activation of HTTP 402 matter?With machine-to-machine interactions, autonomous agents and AI-driven services on the rise, the internet needs a payment layer that is:InstantProgrammableInteroperableTrust-minimized.Activating HTTP 402 positions it as a key enabler for decentralized commerce, autonomous agents and crypto-native applications. It could become as foundational as HTTP 200 or 404 in a future where services charge micro-fees, stream value or sell access dynamically. Coinbase x402: A native payment layer for the web Coinbase’s x402 is an open protocol that allows websites and APIs to request and receive payments in stablecoins directly over HTTP. It works by using the existing HTTP infrastructure and augmenting it with a lightweight payment layer. Here is the step-by-step process for machine-to-machine transactions using the x402 protocol:Client requests a paid resource: A client, such as an AI agent, app, or browser initiates a request to an x402-enabled server (e.g., an API, data set or digital service) that requires payment to access.The server responds with a 402 Payment Required: In response, the server returns an HTTP 402 status code, along with the payment details. This includes the amount to be paid, the supported token (such as USDC) and a payment payload or address to use.Client submits the payment: The client uses its crypto wallet to sign and submit the payment. This happens programmatically — no user interaction is needed, which enables fully automated or agentic payments. It resends the original request, this time including the encoded payment information in an X-PAYMENT HTTP header.The payment is verified and settled onchain: A payment facilitator service, such as Coinbase’s x402 Facilitator, checks the blockchain to verify that the payment has been made and confirmed.The server delivers the resource: Once the payment is validated, the server fulfills the request and returns the data or content. It also includes an X-PAYMENT-RESPONSE header confirming the success of the transaction.In x402, payments happen over standard HTTP using two custom headers: X-PAYMENT and X-PAYMENT-RESPONSE. These headers allow seamless, automated payments between apps, agents and servers — without changing how HTTP works. It’s a simple yet powerful way to enable web-native, machine-to-machine commerce using stablecoins.What makes x402 revolutionary is that it doesn’t require platforms, plugins or third-party integrations. It creates a native payment layer for the web itself, just like HTTPS added security or cookies enabled session management.Did you know? HyperText Transfer Protocol Secure (HTTPS) is the secure version of HTTP, the foundational protocol used to transfer data on the web. What are agentic payments, and why are they important? As AI systems become more advanced, the agentic era has begun. In this new paradigm, software agents, ranging from AI bots to autonomous scripts, are expected to act on behalf of users or even independently. AI agents will need to perform actions like accessing data, subscribing to services or renting compute power. And all of these tasks often require payments.This is where the concept of agentic payments comes in. These are payments made by agents, not humans — fast, automatic and often low-value. Think of a data-scraping AI paying a cent to read a scientific article or a supply chain bot paying fractions of a dollar for live port data.Traditional payment infrastructure wasn’t built for this kind of use case. It falls short because of the below reasons:Built for humans, not machines.Requires logins, manual steps and batch processing.High fees and slow settlement times make them unsuitable for high-frequency, low-value, autonomous transactions.Because of the limitations of traditional payment systems, agentic payments matter for several key reasons:They enable a machine-first economy, where software can transact just like humans.Make real-time AI decision-making possible by removing friction from access to paid services.Pave the way for composable services, where agents can chain together paid APIs and tools autonomously.As discussed, such payments require machine-readable protocols, instant settlement and predictable pricing, all of which x402 enables. It’s a vital step in building a transactional layer for a machine-first internet. x402 vs. traditional payment systems Today’s online payment systems are deeply human-centric. Whether it’s signing up for a subscription, entering credit card information or passing Know Your Customer (KYC) checks, the current infrastructure assumes a person is at the center of every transaction.This design becomes a bottleneck when payments need to be made automatically, in real time and at scale. APIs that want to monetize often face hurdles like creating user accounts, handling fraud, managing disputes and integrating with centralized processors like Stripe or PayPal. These systems are slow, costly and often region-specific.X402 removes these barriers by allowing servers to ask for and receive payment directly through the protocol itself. There’s no need for logins, billing dashboards or delayed bank transfers. The value transfer is embedded into the fabric of the internet, optimized for agents and apps.The contrast between x402 and traditional payment infrastructure is stark. While x402 is protocol-first, built on crypto rails, systems like Visa, Stripe and PayPal are platform-first. X402 enables payments to settle in seconds using onchain transactions, while traditional rails typically settle over one to three business days.Moreover, x402 supports micropayments as small as fractions of a cent, making it viable for high-frequency, low-cost interactions — something that’s infeasible on credit card networks due to fees. It’s also global by design, requiring no currency conversions or regional banking relationships. Chargebacks, fraud risk and intermediary fees are virtually eliminated, thanks to the immutability of onchain transfers.Where traditional systems focus on human users with front-end interfaces, x402 enables machine-native, backend-to-backend monetization.Did you know? You can detect HTTP 402 responses using tools like Sitechecker Pro, which scans your site like a search bot and flags unusual status codes — including payment-related ones. Incumbents’ act: How Visa, Stripe and PayPal are exploring AI-powered payments To be fair, incumbents aren’t ignoring this trend. Visa, Stripe and PayPal have all acted to be in line with the trend and incorporate appropriate changes in their approach.VisaVisa has announced initiatives to allow AI agents to make purchases on behalf of users by linking them to its global payments network. This move aims to facilitate autonomous AI assistants capable of performing shopping tasks, such as managing routine purchases, based on user-defined budgets and preferences.In partnership with Bridge, a stablecoin infrastructure provider, Visa is launching stablecoin-linked Visa cards across multiple countries in Latin America. This collaboration enables users to make everyday purchases using cryptocurrency tokens, with plans to expand to Europe, Africa and Asia in the coming months.StripeStripe has unveiled a new AI foundation model aimed at improving fraud detection and authorization rates. This model, trained on billions of transactions, has significantly increased the detection rate for fraudulent activities, such as card-testing attacks, enhancing the security of its payment systems.Stripe has introduced Stablecoin Financial Accounts, allowing businesses in over 100 countries to hold balances in dollar-backed stablecoins like USDC and USDB. These accounts support global payments and enable firms to manage stablecoins alongside traditional payment methods. PayPalPayPal is set to launch a rewards program offering users a 3.7% annual yield on holdings of its stablecoin, PayPal USD (PYUSD), in PayPal or Venmo wallets. This initiative aims to encourage the adoption and utilization of PYUSD for various transactions, including merchant payments and peer-to-peer transfers.PayPal has expanded its partnership with Coinbase to increase the adoption and utilization of PYUSD. This collaboration focuses on developing stablecoin-based payments and banking solutions, as well as exploring other use cases for PYUSD in DeFi and onchain platforms.Protocols vs. platforms: The distinct approachesWhile Visa, Stripe and PayPal are making significant strides in integrating AI and stablecoins into their services, these companies still operate within walled gardens. They offer services, not protocols. Their infrastructures are:Centralized: Governed by corporate policies and APIs.Permissioned: Access requires onboarding, KYC and platform approval.Closed ecosystems: Where user experience and interoperability are tightly controlled.In contrast, x402 is permissionless and open, allowing any developer to plug into it without needing a merchant account. And the distinction between centralized services and open protocols like x402 will play a crucial role in shaping the future landscape of digital payments, potentially leading to a more decentralized and agent-driven economy. What is x402’s monetization model? One of the most practical use cases for x402 is API monetization. In today’s model, developers must create keys, handle access tiers, and enforce rate limits manually. With x402, APIs can simply respond to unauthenticated requests with a 402, indicating a cost, for example, $0.001 to access a data endpoint.A client can then send the required stablecoin payment and receive the response instantly. This turns APIs into microservices with embedded pricing, enabling fine-grained monetization at the level of individual function calls. It’s a model that fits naturally with both AI workloads and human developers who want to pay only for what they use.Stablecoins like USDC are central to the success of x402 and agentic payments more broadly. Their key benefit is price stability, allowing developers and agents to transact in predictable units without worrying about crypto volatility. That’s critical for applications that operate with tight budgets or usage-based pricing.USDC also offers fast finality, especially on chains like Base, Solana and Ethereum layer 2s, where transfers can confirm in seconds with minimal fees. Its broad support across wallets, APIs and ecosystems makes it a practical choice for integration. Other stablecoins like PYUSD or EURC may become relevant, but USDC’s dominance in DeFi and institutional finance gives it a clear head start. Challenges and opportunities for agentic payments Agentic payments raise important questions around security, like how can bots manage private keys safely? There’s also the issue of abuse — will bad actors flood servers with fake payments or exploit pricing models? Regulatory concerns also loom.But the upside is enormous. The emergence of a machine-to-machine economy has led to a situation where agents transact for data, compute, bandwidth and services without human input. Protocols like x402 are the rails that will power this fast, open and crypto-native economy.Coinbase’s x402 is more than a technical upgrade; it’s a new payment primitive for the programmable web. By bringing crypto payments over HTTP to AI agents and APIs, x402 transforms how the internet handles value. It opens the door to a future where transactions are embedded, automatic and driven by machines, not just people. As the digital economy evolves, protocols like x402 could become the foundation of the new internet, powered by a new-age financial infrastructure.