[RFC] Arbitrum as the Home of Builders - embracing Chain Abstraction

gm everyone, thank you all for your replies and support.

As we’ve missed the window to move this forward before the holiday break, we’re using this extra time to speak directly with builders, chains, and align with Offchain Labs and the Foundation. I’ll also take the opportunity to review other programs like Hydro that @AranaDigital suggested.

Meanwhile here’s a public update on what’s been happening behind the scenes and recap the latest governance call.

First, I fully agree with this. We need to build a powerful narrative around “Your Chain, Your Rules,” while retaining the ability to connect with the Orbit ecosystem and other networks. That’s a broader topic that will require the involvement of OCL and the Foundation. I’m deeply interested in it but would prefer to keep it separate from this proposal so we can move faster.

UPDATE [Note: This is still a WIP; some details are missing and feedback is welcome]:

After speaking with builders, delegates, and chain abstraction protocols, we’re consolidating the initial vision into an MVP that can deliver immediate value to builders and the DAO without adding unnecessary complexity or delays.

Findings so far:

  • Some protocols have already implemented a basic version of chain-abstracted flows/deposits. Examples include:

This is a great start. Our goals should be:

  • Increase builder awareness and encourage adoption of this approach. Builders like GMX, Camelot, and Gains Network have shown interest and are exploring opportunities.
  • Elevate the UX from simple crosschain transfers (“deposit from Base”) to fully chain-abstracted flows (e.g., “Deposit USDC”).
  • Several chain abstraction protocols are eager to integrate, requiring no incentives beyond liquidity.
  • Offchain Labs is moving in a similar direction with initiatives like support for 7283 (crosschain intents) standards.

Why an MVP Now?

  1. Speed Over Perfection: Launching an MVP lets us act quickly and provide value, showcasing the Arbitrum ecosystem as a leader in chain abstraction with UX on par with native interoperability solutions like the Superchain.
  2. Market Testing: The MVP will help gauge liquidity needs, potential returns, and overall efficacy.
  3. Builder-Driven Demand: Many apps are eager to implement this now, allowing us to secure early adoption and success stories.

Early Objectives:

  • Push for Builder Adoption: Secure 4–5 high-visibility Orbit builders to showcase use cases such as:
    • Crosschain swaps
    • Simplified “deposit from anywhere” flows for vaults
    • Streamlined liquidity onboarding/offboarding on Orbit chains
  • Bridge UI Integration: Add Orbit chain support to 2–3 Bridge UIs (ideally aggregators), serving as a stepping stone for user onboarding and broader ecosystem growth.

How would the MVP look like

We will deploy Nomial pools on selected Orbit chains, then allow intent-based bridges and their solvers to borrow liquidity so they can support the inflow of tokens onto those chains, and directly into their apps.

To Do

  • Finalize ownership, accountability, and tasks
  • Determine the total amount requested for liquidity
  • Confirm the early partners for the pilot (apps, protocols, chains) so we have something compelling to show from day one
  • Form ideas for the committee

Expect an update before the end of the year/early next year, with the goal to go live on Snapshot as soon as possible. Very excited about having this live soon :rocket:

@cattin from the Entropy team is helping me project manage this. Feel free to reach out with any questions!

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