Robinhood Chain testnet is now live on the Arbitrum platform.

Phase 1 focuses on developer onboarding and infrastructure testing:

Testnet gas + Stock Tokens
Contract deployment
Bridging + explorer visibility

This allows tokenized asset flows to be tested…

ICYMI: the Robinhood Chain testnet is now live for developers and users.

This launch follows @RobinhoodApp’s Stock Tokens debut on Arbitrum One and kicks off a phased roadmap towards their migration to their own Arbitrum stack chain.

Start building now:…

Merchants can now accept crypto payments via @WalletConnect Pay directly on Arbitrum

Lower costs for merchants and real-time settlement for consumers

This is how payments scale onchain

When you’re bringing real financial products onchain, three things matter:

• Control over your chain configuration
• Start with shared liquidity, then migrate to custom dedicated rails
• Ethereum-grade security

That’s why Robinhood Chain is launching on…

Seasoned Assets are live on @DualMintRWA

Dualmint takes real world businesses that power communities (laundromats, EV chargers, etc.) and tokenizes them on Arbitrum

Now with @chainlink, performance-based pricing will be utilized for full transparency in…

high capacity + low fees = arbitrum

Hyungji, one of Korea’s largest fashion retail groups, is bringing stablecoin payments to stores via Arbitrum

Serving millions across 2K+ locations in Asia requires fast, low-cost, reliable rails and Arbitrum is the neutral settlement layer powering retail…

Trading primitives thrive on efficient, liquid, and reliable infrastructure

Now $ESP has access to all three from day one on the Arbitrum platform

ICYMI: In order to help serious businesses get started on the freshly live testnet ...

Robinhood is sponsoring Arbitrum’s Open House with $1M.

open internet economies win on reliable platforms

they grow fastest on infrastructure that provides freedom, trust and long-term durability

Arbitrum delivers exactly that

Happy Valentine’s Day.

In our industry, it’s the people you build with that matter most.

Peek your love story, onchain:

https://t.co/w3ozpeJWhh

Love,
Arbitrum

Welcome @CardChaseFun to Arbitrum!

New primitives need reliable platforms to grow

Thrilled to see them leverage Arbitrum's deep liquidity and ecosystem to bring Pokémon TCG markets onchain

Amazing to see @JumperExchange’s volume growth over the last 3 years:

From $62M in Jan 2023 -> $6.7B in Jan 2026

When capital meets fast settlement, deep liquidity and predictable costs, open internet economies thrive on reliable platforms like Arbitrum

businesses shouldn’t have to compromise to scale onchain

on Arbitrum, it’s your rails, your rules

Using crypto for everyday spending just got easier with @BleapApp

With Bleap building on Arbitrum, users get real-time settlement, low fees and 20% cashback

All on reliable rails

Join us at Open House Gather at ETHDenver tomorrow with @Alchemy

Grab some delicious burgers on us and hang out with builders

We’ll also have a hacking challenge - winners get an all expense paid trip to our NYC Founder House in March

Register today 👇…

Flexible rails power long term growth for enterprises

On Day 1 with Arbitrum, they can:

- Build directly on shared liquidity
- Plug in and source liquidity
- Start on shared liquidity, then migrate to dedicated rails

One platform. Multiple paths to get…

When you're building for an entire country, it has to be secure, customizable, and built to scale

The Arbitrum Platform delivers that

Thrilled to welcome @MandalaChain who are launching their own dedicated rails to power digital identity & AI infrastructure…

Here's how Timeboost contributes to the Arbitrum Platform economy:

Greater competition for the express lane → higher auction proceeds → reinvested into ecosystem growth

That’s how sustainable open internet economies work.

$6.74M.

That’s how much Timeboost has generated in real fees so far from usage across the Arbitrum Platform.

This is what long-term platform economics looks like.

New capital markets thrive when institutions have independence and access to shared liquidity.

The Arbitrum Platform lets them build what they want, how they want, without losing the advantages of being part of a major liquidity hub.

Your rails, your…