Hot Interaction Collection | StandX Launches Mainnet Points Event; "Trump Game" Waitlist Application (December 12)

How Does x402 V2 Enable Autonomous Payments for AI Agents?

The x402 protocol, initially developed by Coinbase, leverages the HTTP 402 status code to embed payment logic directly into web requests. The newly released V2 upgrade introduces significant improvements to address limitations in cross-chain support, scalability, identity authentication, and repeated payments experienced in V1. Key enhancements include: - **Wallet Identity and Reusable Sessions**: Supports wallet-based authentication (e.g., Sign-In-With-X via CAIP-122), allowing reusable sessions after initial payment. This reduces latency and costs for high-frequency use cases like AI agent tasks and LLM inference. - **Unified Payment Interface**: Enables multi-chain payments (e.g., Base, Solana) and compatibility with traditional systems (ACH, SEPA, credit cards) via Facilitators. Dynamic payTo routing allows context-aware pricing and complex market structures. - **Modular Architecture**: A plugin-driven SDK simplifies integration, supporting easy expansion to new chains and payment methods without core changes. Multi-Facilitator support automates optimal payment path selection based on preferences. - **Automatic Discovery**: Services can expose metadata for automatic synchronization, ensuring real-time pricing and availability updates without manual intervention. For end-users, V2 enables seamless, subscription-like access with reduced friction. Developers benefit from flexible, low-maintenance payment integration and dynamic pricing models. AI agents gain autonomy to make economic decisions, such as purchasing API calls or compute resources independently using allocated budgets. x402 V2 evolves from a pay-per-use tool into a versatile economic layer, though challenges like ecosystem adoption, modular risks, and regulatory uncertainty remain.

比推9m ago

Bitcoin (BTC) Price Trend and Investor Sentiment Suggest a Bullish December

Bitcoin (BTC) is showing signs of a potential bullish December, challenging a decade-old bearish seasonal pattern where November losses typically extend into year-end declines. Key factors supporting this shift include reduced leverage, with open interest dropping from $94 billion to $60 billion, and Bitcoin’s price reclaiming its monthly volume-weighted average price (rVWAP), indicating controlled distribution. Liquidity dynamics have also shifted, with deep liquidity clusters moving upward, and around $3 billion in short positions set to liquidate near $96,000. Market structure diverges from historical cycles due to spot ETF inflows, introducing constant structural demand and accelerating price discovery. Analysts note that Bitcoin’s four-year cycle, while not obsolete, is no longer time-aligned, resembling extended accumulation phases like mid-2016 or late-2019. Macro liquidity (M2) growth has plateaued, creating a late-cycle environment where risk assets rally despite underlying economic softening. Supporting indicators, such as CNY/USD and ETH/BTC correlations, along with improving PMI data and gold’s relative strength, suggest continued risk-on momentum rather than cycle fatigue. While buy-sell ratios show urgency, analysts caution this may reflect positioning squeeze rather than sustainable accumulation. Overall, December’s performance may depend more on structural forces—ETF flows, liquidity rotation, and shifting macro correlations—than traditional halving-driven周期 patterns.

cointelegraph_中文25m ago

SEC Approves Tokenized Securities—DTCC To Establish Blockchain Standards

The U.S. Securities and Exchange Commission (SEC) has approved the DTCC to develop a securities tokenization program. Its subsidiary, the Depository Trust Company, will establish standards for recording ownership of stocks, ETFs, and Treasuries on blockchain. This initiative aims to launch a pilot program in the second half of 2026. As the core of U.S. financial infrastructure, the DTCC processes quadrillions in transactions annually and will now define objective technology standards for tokenization. While it won’t mandate a specific blockchain, it will maintain a list of approved networks that meet its criteria. This move is expected to shape the future of tokenized securities globally, including decisions on approved blockchains and token data inscription requirements.

ccn.com26m ago

‘No Time To Experiment’: Russia To Establish Strict Crypto Regulations In 2026

bitcoinist43m ago

CFTC signals crypto reset, scraps 28-day delivery rule – Here’s why

The U.S. Commodity Futures Trading Commission (CFTC) has withdrawn its 28-day "actual delivery" rule for virtual currencies, a move that removes a major regulatory barrier and allows regulated leveraged crypto products to operate under the Commodity Exchange Act. The outdated rule had classified transactions not settled within 28 days as futures contracts, triggering strict regulations. Its elimination enables Bitcoin and Ethereum to be treated more like traditional commodities, shifting trading from offshore platforms to U.S. oversight. The CFTC is developing new guidance and has launched a pilot program allowing digital assets like BTC, ETH, and USDC to be used as collateral in regulated derivatives markets. This step aims to modernize regulation and provide clearer frameworks for the crypto industry.

ambcrypto43m ago