Category: crypto

Riot Blockchain sold 3,778 BTC in the first quarter for about $289.5 million, at an average price of $76,626, amid a tough market environment for crypto firms. The company also mined 1,473 BTC during the quarter and held 15,680 BTC on its balance sheet at the end of Q1. Other crypto firms have also been…

Google DeepMind researchers have identified six attack methods that can manipulate autonomous AI agents online, warning of risks such as hidden instructions, persuasive language, and poisoned data sources. These attacks can influence agent decisions, override safeguards, and even hijack actions. The study highlights the need for defenses such as adversarial training and input filtering.

Google has launched Gemma 4, its latest open artificial intelligence model family focused on advanced reasoning and agent-style workflows. The model is available in four sizes and supports over 140 languages. It introduces features like multi-step reasoning and offline code generation. Developers can modify and adapt the models for specific use cases.

The CFTC and Department of Justice have sued Illinois, Connecticut, and Arizona over the federal government’s authority to regulate prediction markets. The states had issued cease and desist orders against platforms like Kalshi and Polymarket, claiming the contracts violated local gambling laws. The CFTC argues that prediction markets fall under federal derivatives oversight.

OpenAI has acquired tech talk show TBPN to improve communication with audiences beyond its core products. TBPN, a Silicon Valley-focused show, will maintain editorial independence while contributing to OpenAI’s marketing efforts. The acquisition aims to shape conversations around AI, with guests like Mark Zuckerberg and Satya Nadella.

Polymarket has teamed up with Pyth Network to introduce traditional asset markets on its platform. The new markets include equity, commodity, and stock-linked contracts that reset daily. Pyth Network provides real-time price feeds from trading firms and market makers to resolve the contracts. This move aims to enhance Polymarket’s position as a leading prediction market…

Donald Trump claimed credit for attacking Iran’s Ghadir Bridge and warned of further strikes if negotiations fail. Geopolitical tensions suppressed crypto markets, with Bitcoin dropping from $67,376 to $66,345. Trump’s threats of destroying Iran’s power plants and new nuclear deal talks were also highlighted. Stock markets responded positively to reports of diplomacy efforts.

Circle plans to launch cirBTC, a token backed by Bitcoin on the Ethereum network for institutional markets. This will allow Bitcoin to be used on other blockchains like Ethereum, expanding access to decentralized finance applications. Other exchanges have also introduced their own wrapped assets to meet growing demand from institutional users.

YZi Labs has made a strategic follow-up investment in prediction market protocol Predict.fun after its EASY Residency accelerator. The round includes participation from Susquehanna Crypto, with Predict.fun processing over 4 million orders and $1.8 billion in trading volume on BNB Chain. The platform combines DeFi yield and self-custody for mainstream prediction markets.

Coinbase’s x402 payment protocol has joined the Linux Foundation to create an open, standardized infrastructure for AI-native internet payments. The x402 Foundation, co-founded by Coinbase and Cloudflare, aims to establish interoperable, AI-driven transaction standards with support from companies like Google, AWS, Visa, and Mastercard. The initiative emphasizes transparency and broad participation.