Notional Finance launches on Arbitrum

Multiplifi has reached $25M in total value locked (TVL) by building a unified credit layer through rwaUSD. The platform converts tokenized real-world assets into more liquid and composable forms across DeFi protocols. **Key developments:** - rwaUSD creates a programmable credit layer from tokenized assets - Integration with Arbitrum provides access to deep liquidity and active markets - Infrastructure enables TradFi and DeFi convergence The milestone reflects growing adoption of real-world asset tokenization in DeFi.

El Dorado has grown to over 1 million users across 7+ Latin American countries by providing stablecoin-based financial services. The platform addresses regional challenges including inflation, high transfer costs, and limited USD access. **Key Features:** - Save, send, and convert digital dollars using USDT on Arbitrum - Low-cost, instant transactions - Plans to add spending capabilities - Over 4 million P2P transfers completed The app demonstrates how stablecoins can serve as practical financial infrastructure in high-inflation markets, offering an alternative to traditional banking limitations in the region.

USDAI has processed nearly $50 million in loans backed by GPU systems, demonstrating a new model for financing productive infrastructure onchain. **Key developments:** - GPU hardware now serves as collateral for onchain loans - USDAI previously reported a $1.5B pipeline for AI-related financing - PayPal's PYUSD integrated for settling AI financing transactions - Arbitrum provides the infrastructure layer for these programmable credit markets This approach addresses growing demand for asset-backed credit as AI businesses scale, converting physical computing resources into liquid onchain collateral.

**MoonPay launches Open Wallet Standard (OWS) on Arbitrum**, introducing security guardrails for AI agents in the programmable economy. **Key features:** - Secure key storage for AI agents - Cross-chain wallet management from a single interface - Transaction signing capabilities across multiple chains **What this means:** Developers can now build AI agents that handle crypto transactions more securely. The standard addresses a critical gap in agentic systems - how autonomous programs safely manage private keys and execute transactions without compromising security. Arbitrum joins 15+ contributors supporting the standard, enabling builders to create AI-powered applications that interact with blockchain infrastructure while maintaining proper security protocols. [Learn more about implementing OWS](https://arbitrum.io)

**Final day to apply for Arbitrum's 8-week Mentorship Program** starting April 13th. **What's offered:** - Hands-on mentorship from industry leaders including Robinhood Chain, Variational, Dai, and Pendle - Direct access to top VCs (Pantera Capital, Electric Capital, Lightspeed, IOSG, Arca) - Infrastructure credits and tooling from AWS, Alchemy, Dune, MoonPay, QuickNode - $100K+ in prizes at Demo Day **Program focus:** - Product strategy and go-to-market design - Liquidity and network design - User acquisition and distribution - Fundraising preparation **Who should apply:** Early-stage teams (MVP, pre-seed, or seed) building new onchain primitives and contributing to the programmable economy on Arbitrum. [Apply now](https://tally.so/r/aQdj2W)