ERC-8004 is now enabled on Arbitrum

AI agents now get:

- Onchain identity
- Verifiable reputation
- Cross-platform discovery

Paired with Arbitrum’s deep liquidity and credibly neutral platform, builders can ship trustless AI agents and grow the open agentic…

Move has landed on Arbitrum

Stylus brings Rust, C, C++ and now Move to the EVM - enabling enterprises to build entirely new onchain primitives

This wasn’t possible without the collaborative effort from @rather_labs

On Arbitrum, there are no boundaries…

ArbOS Dia was just the beginning.

While it brought smoother fees to Arbitrum One, its deeper purpose was laying the foundation for Dynamic Pricing.

The platform is moving toward a system where fees aren't just a single number, but a reflection of real resource…

Open House Gather is just a week away!

Join us + @Alchemy on Feb 18 during ETHDenver at Shake Shack - grab some burgers and connect with builders

We'll also have a 5-min hacking challenge for a chance to win an all-paid trip to our NYC Founder House in…

Xross Roads, backed by one of Japan’s major broadcaster, TV Asahi, is bringing indie anime IP onchain

They’re using Arbitrum’s platform to tokenize IP rights, automate royalties and give creators fast, low-cost settlement rails

This is how IP businesses…

DeFi primitives like @compound_xyz thrive on efficient, liquid and reliable infrastructure

That’s why Arbitrum is the home of DeFi

Excited to see Compound v4 tap into Arbitrum's deep liquidity to scale their product

Ecosystem Spotlight: January Highlights

Smoother fees and a predictable experience are essential for enterprises during high-demand moments.

With Dia’s new gas targets and adjustment windows, Arbitrum One delivers more reliability and fewer fee spikes under heavy traffic.

This is the foundation…

why does Arbitrum exist?

to build the most reliable platform and support the emergence of independent, open internet economies

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