Gate News message, April 21 — Arkham announced the launch of its decentralized trading functionality, integrated exclusively with the Solana ecosystem, as it pivots from centralized exchange services to target Solana's thriving DEX market. The new feature incorporates decentralized trading into Ark

Polymarket launches perpetual futures with leverage, expanding beyond standard prediction markets; early access registration is open for leveraged trading on its decentralized platform. This article reports that Polymarket launched a perpetual futures feature, enabling leveraged prediction market trading on its decentralized platform, with open early access registration, expanding offerings beyond traditional markets.

Gate News message, April 21 — A weekend hack that drained nearly $300 million from a small crypto project and triggered a $10 billion run on the largest decentralized lending platform may slow Wall Street's growing interest in blockchain technology, according to a report from Jefferies LLC released

Abstract (English): Arkham has launched a decentralized trading feature for Solana ecosystem tokens, enabling high-frequency, low-latency trading directly on its platform. It filters tokens by volume, market cap, and liquidity, and tracks top traders, high‑PnL wallets, KOLs, and FnFs, while providing real-time activity, holdings history, and deployment records in one interface. Supported by Arkham’s analytics backbone of hundreds of thousands of traders, billions of address labels, and hundreds of millions of alerts. Summary (English): Arkham launches a decentralized Solana trading feature with real-time data, token filters, and top-trader monitoring, powered by its large analytics platform.

OCBC launches GOLDX, a tokenized physical gold fund on Ethereum and Solana with Lion Global Investors and DigiFT, targeting institutions and Web3 participants; tokenized RWAs reach $29B on chains. OCBC, with Lion Global Investors and DigiFT, introduced GOLDX, a tokenized version of the LionGlobal Singapore Physical Gold Fund on Ethereum and Solana. The product targets institutional investors and high‑net‑worth individuals, allowing purchases with stablecoins or fiat and delivery to blockchain wallets, providing on‑chain exposure to about $525 million in gold assets. OCBC views GOLDX as a milestone linking traditional finance with the decentralized finance ecosystem to attract Web3 participants. The broader context shows rapid growth in tokenized real‑world assets, with RWAs on public blockchains exceeding $29 billion by mid‑April 2026, while gold prices traded in a tight range around $4,775–$4,831 per ounce.

Gate News message, according to an official Gate announcement, OpenGradient (OPG) will be listed on Gate for spot trading and Instant Exchange. The OPG/USDT trading pair for spot trading will start on April 21, 2026 at 20:00 (UTC+8), and Instant Exchange trading will begin at 21:00 on the same day. Withdrawals are expected to be opened on April 22, 2026 at 20:00 (UTC+8). OpenGradient is a decentralized infrastructure network that runs as a dedicated AI co-processor, aiming to host, execute, and verify AI models at scale. The network consists of dedicated GPUs and trusted execution environment (TEE) nodes, enabling applications, blockchains, or agents to outsource compute-intensive tasks. The OPG token contract address is 0xFbC2051AE2265686a469421b2C5A2D5462FbF5eB(Base chain).

Gate News message: On April 21, according to Gate market data, as of the time of publication, GT (GateChain) is trading at $7.31. It is up 1.81% over the past 24 hours, with a high of $7.37 and a low of $7.12. The 24-hour trading volume is $350.6k. Its current market cap is approximately $350.6k. GateChain is a new generation public blockchain focused on user asset security and decentralized trading. With an original online hot-insurance account, its liquidation protection system creatively tackles core industry foundational issues such as users’ digital assets being stolen, private key destruction and loss, decentralized trading, cross-chain transfers, and more. Backed by six years of blockchain technology accumulation, two years of dedicated research, and a technology team of over 100 people, it uses outstanding innovation capabilities and strong financial resources to build a revolutionary blockchain GateChain.

Gate News update, according to the official Gate announcement on April 21, 2026 Gate Yubibao launches the second round of SWCH wealth management benefits. SWCH 7-day fixed-term wealth management products are now live, with an annualized yield of 200%. The total allocation for this round is 4.9M SWCH. Quantities are limited—first come, first served. The campaign runs from April 21, 2026 at 16:00 to June 30, 2026 at 16:00 (UTC+8). SwissCheese is revolutionizing stock trading through DeFi, providing an efficient and transparent decentralized platform for tokenized stock trading.

Gate News message, according to an official Gate announcement, OpenGradient (OPG) will be listed on Gate for spot trading and flash swaps. Spot trading begins at 2026-04-21 20:00 (UTC+8), trading pair is OPG/USDT; Flash swaps begin at 2026-04-21 21:00 (UTC+8); Withdrawals are expected to open at 2026-04-22 20:00 (UTC+8). OpenGradient is a decentralized infrastructure network designed to host, execute, and verify AI models at scale. The project operates as a dedicated AI coprocessor, enabling applications, blockchains, or agents to offload compute-intensive tasks to a specialized network composed of dedicated GPUs and trusted execution environment nodes for computation. The OPG contract address is 0xFbC2051AE2265686a469421b2C5A2D5462FbF5eB (Base chain).

LayerZero reported that the Kelp DAO exploit, attributed to North Korea's Lazarus Group, led to a loss of $292 million in rsETH tokens due to vulnerabilities in its decentralized verifier network. Additionally, eth.limo faced a domain hijacking from a social engineering attack, but DNSSEC mitigated severe damage.