Reya Deploys Modular L2 Perps Orbit Chain, Surpasses $200 Million in Liquidity

Arbitrum published a guide examining the architectural differences between Layer 1 and Layer 2 blockchains for enterprise use cases. The blog post explores why institutions are increasingly selecting dedicated L2 solutions built on the Arbitrum Platform rather than deploying on L1 networks. Key considerations covered: - **Scalability and throughput** differences between chain architectures - **Cost structures** for transaction processing - **Security models** and how L2s inherit L1 security - **Customization options** available with dedicated chains The guide aims to help enterprises evaluate which blockchain architecture best fits their specific requirements and use cases. [Read the full analysis](https://blog.arbitrum.io/l1-vs-l2-choosing-the-right-chain-architecture-for-your-enterprise/)

The Arbitrum Foundation is maintaining its commitment to supporting developers building financial products through its **Open House program**. The initiative focuses on: - Supporting next-generation financial products for the programmable economy - Providing builder programs and funding opportunities - Offering ecosystem updates through a dedicated newsletter Developers interested in staying informed can subscribe to the [Builder Newsletter](http://blog.arbitrum.foundation) for the latest opportunities and program announcements.

The Arbitrum Foundation concluded its London Founder House event, distributing **$300,000 in prizes** to winning teams building on the Arbitrum platform. **Key Details:** - Competition focused on onchain innovations using Arbitrum's L2 scaling solution - Multiple teams competed for funding and ecosystem support - Event follows successful NYC Founder House which awarded $340K to 80+ teams The initiative continues Arbitrum's strategy of supporting builders through competitive funding programs and ecosystem grants. [Read the full announcement](https://blog.arbitrum.foundation/top-founders-take-home-300k-at-london-founder-house/)

Three teams won prizes totaling $20K in the Agentic Track competition: **Winners:** - **1st Place ($10k):** AlphaGridProp - A decentralized, agentic prop trading protocol - **2nd Place ($6k):** CanHav Research - An agentic platform for navigating complex DeFi markets - **3rd Place ($4k):** ReineiraOS - The accountability layer for AI agents The competition focused on autonomous trading and AI infrastructure, showcasing innovative agentic products built over the weekend.

**LG Electronics is testing an onchain advertising network on Arbitrum**, marking a shift in how the programmable economy extends beyond traditional finance. **Key developments:** - Industries requiring trust, verification, and coordination are moving to blockchain infrastructure - LG's pilot allows businesses to maintain control while staying connected to shared settlement systems - The network enables customization of execution environment, economics, and governance **Why it matters:** The pilot demonstrates how blockchain technology can transform advertising markets by combining business autonomy with network connectivity. Companies no longer need to choose between control and interoperability. This represents an early example of how programmable infrastructure is reshaping industries beyond finance. [Read the full details](https://blog.arbitrum.io/lg-electronics-pilot/)