World's Financial Infrastructure Goes Programmable on Arbitrum

🏦 Finance goes programmable

By Arbitrum
May 28, 2026, 3:47 PM
twitter

Arbitrum is transforming global finance into programmable infrastructure.​

The platform now supports:

  • Tokenized stocks and regulated asset issuance
  • RFQ (Request for Quote) liquidity rails
  • Billions in transfer volume

Key developments driving adoption:

  • Stylus enables performance-sensitive systems to stay offchain while verifying trust onchain
  • Timeboost and Arbitrum Chains unlock new business models
  • AI agents can now transact autonomously through x402 by Coinbase

Real traction across sectors:

  • $78M+ in USDT capital inflow in one week
  • Ostium Labs: $50B+ cumulative volume (66% from TradFi)
  • Variational: $211B+ in trading volume
  • Rise: $1B+ lifetime payment volume

The shift from manual financial systems to programmable infrastructure is accelerating, with institutions evaluating blockchain based on reliability, customization, and programmable compliance.​

Sources

The global economy is making the shift from manual systems into programmable infrastructure. Businesses want the ability to launch markets that are GTM-ready and globally accessible. Institutions are evaluating blockchain infrastructure based on reliability, customization and

Arbitrum
Arbitrum
@arbitrum

x.com/i/article/2034…

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Replying to @arbitrum

Programmable trading is scaling with @variational_io. Deep liquidity, predictable execution, and global distribution enable trading infrastructure to scale across asset classes on the Arbitrum Platform. With $211B+ in volume and expansion into TradFi underway, trading is

Variational
Variational
@variational_io

Welcome back to the Variational biweekly update! PRODUCT ➡️ The most recent mainnet release was v0.15.1. ➡️ Added default TP/SL slippage limits of 3%. ➡️ Prepared competition leaderboard for competition 2. ➡️ Miscellaneous performance improvements for trading history CSV

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Replying to @arbitrum

TradFi assets are gaining real traction in the programmable economy. @ostium reached $50B+ in cumulative volume in April, with 66% coming from TradFi markets. As capital becomes more programmable (bringing in more participants and deeper composability), volume will continue

Ostium
Ostium
@Ostium

$50,000,000,000 in cumulative trading volume. 66% of that volume has been traditional assets. Ostium is the gateway to global markets.

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Programmable markets make settlement instant and operations more efficient. That’s why businesses are building on the Arbitrum Platform: +$78M in @USDT0_to capital flowed into the platform in just one week. Fintechs moving in this direction are positioned to win.

USDT0
USDT0
@USDT0_to

In one week, we saw $50M move from Ethereum into purpose-built chains plus: • $78M net into @arbitrum • $15M net into @Plasma Traditional finance takes days to move money. Now, capital can move to meet demand across 249 routes in an instant.

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From tokenized stocks and RFQ liquidity rails to regulated asset issuance and billions in transfer volume. The world’s financial infrastructure is becoming programmable on Arbitrum.

Datawarlock 🪓 (On a Programmable Arc)
Datawarlock 🪓 (On a Programmable Arc)
@on_datawarlock

RWA szn on @Arbitrum > @Ostium integrates @Nasdaq market data to power stock perpetuals onchain > @variational_io raises $50M to aggregate RWA liquidity through its RFQ infrastructure > @Plume secures a Bermuda Digital Asset License, joining Circle, Coinbase, and Kraken in

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Rise is growing the programmable economy with global payments. By making payroll programmable, costs are reduced, payments become borderless and businesses gain more control over how and when money moves. With more than $1B+ lifetime volume and $400M+ in USDC and USDT

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Programmable Markets compress settlement from days to seconds.

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Arbitrum
Arbitrum
@arbitrum

If you buy or sell a traditional stock on Monday, the trade usually settles on Tuesday. In tokenized markets, value can move and settle in seconds. Programmable markets reduce settlement time, and lower operational friction. Fintechs moving in this direction are going to win.

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Replying to @arbitrum

Cross-chain liquidity is going programmable with @SupersetFinance. With deep liquidity, reliable execution, and low costs on the Arbitrum Platform, capital movement becomes more seamless. As markets become programmable, liquidity moves freely across chains.

Superset
Superset
@SupersetFinance

Introducing @Arbitrum as the Superset hub chain. This is the logical choice to align security, speed, cost and liquidity, and ensure unified stablecoin execution infrastructure works. It's time FX came onchain 🤝

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Programmable finance only matters if it reaches the global economy. With @oobit on the Arbitrum Platform, users can now spend directly from their onchain balance at 150M+ Visa merchants worldwide. The programmable economy just hit retail.

Oobit
Oobit
@oobit

Arbitrum has saved its users $11 billion in gas fees. Getting crypto to checkout was still the missing piece. That changes today 🎉 Oobit on @arbitrum is enabling real-world on-chain spending at over 150 million Visa merchants worldwide. ↓ Pay directly from your wallet on

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Read more about Arbitrum

Stock Settlement Drops from 5 Days to Instant via Smart Contracts

Stock Settlement Drops from 5 Days to Instant via Smart Contracts

**The evolution of settlement infrastructure** Stock trades that once required 5 business days to settle now complete instantly on blockchain networks. Smart contracts automatically update ownership records, eliminating the need for traditional clearinghouses and settlement delays. **Key changes:** - Settlement time reduced from days to seconds - Automated ownership transfers via smart contracts - Removal of intermediary clearinghouses - Capital can be redeployed immediately instead of sitting idle This shift represents a fundamental change in market infrastructure, moving from physical certificates and manual processes to programmable, automated systems. The technology enables faster capital flow and reduces costs by removing back-office operations.

Ostium Merges Traditional Brokerage with Onchain Markets for Programmable Trading

**Ostium is positioning itself as a leading platform for commodities and Nasdaq-powered equity perpetuals** by combining onchain markets with traditional brokerage infrastructure. **Key features:** - Decentralized, programmable, and verifiable trading system - Access to stocks, commodities, forex, and crypto markets - Built on Arbitrum for deep liquidity and fast execution - Over $50B in total trading volume **The platform is now "going programmable,"** enabling developers to build on top of traditional financial markets in ways previously impossible. This bridges the gap between DeFi innovation and TradFi infrastructure, making global markets accessible through blockchain technology. Ostium's approach represents a shift toward making traditional financial instruments available onchain while maintaining the reliability and depth of established brokerage systems.

EdgeX V2 Launches 24/7 Perps Trading on Arbitrum Infrastructure

EdgeX has launched V2 of its perpetual futures platform, built on Arbitrum's infrastructure. The platform processes **300,000 orders per second** with **sub-100ms latency**, enabling continuous trading in digital assets. **Key technical specifications:** - High-performance trading engine on EDGE Chain - Parallel execution capabilities via FlashLane - Direct connection to Ethereum settlement layer - Maintains reliability during market volatility The platform has processed over **$800 billion in cumulative trading volume**. V2 introduces round-the-clock trading access without compromising performance or liquidity depth.

Arbitrum Open House Buildathon Launches with Support from Robinhood, Alchemy, and GMX

Arbitrum Open House Buildathon Launches with Support from Robinhood, Alchemy, and GMX

The Arbitrum Foundation's **Open House London Buildathon** begins tomorrow, offering a 3-week online program for early-stage teams building onchain products. **Program Support:** - Technical guidance from [Robinhood](http://openhouse.arbitrum.io/?utm_source=twitter&utm_medium=social&utm_campaign=oh-london-buildathon), Alchemy, GMX, OpenZeppelin, and Offchain - Product development workshops - Infrastructure readiness training - Access to industry leaders in the Arbitrum ecosystem **Prizes & Opportunities:** - $115K in prizes - Top teams advance to an in-person Founder House accelerator in London - Focus areas include payments, DeFi, RWAs, privacy, AI agents, and consumer applications The program is open to teams worldwide looking to launch products on the Arbitrum Platform. Registration remains open at [openhouse.arbitrum.io](http://openhouse.arbitrum.io/?utm_source=twitter&utm_medium=social&utm_campaign=oh-london-buildathon).

Arbitrum Seeks Early-Stage Onchain Startup Ideas

Arbitrum Seeks Early-Stage Onchain Startup Ideas

Arbitrum is actively looking for early-stage teams to build onchain startups. The Layer 2 scaling solution is encouraging founders with new ideas to develop on their platform. The initiative appears to be part of Arbitrum's ongoing effort to support pre-mainnet projects and teams bringing fresh concepts to the blockchain space. For more information, teams can check the [official announcement](https://x.com/arbitrum/status/2056834995122229739?s=20).