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Push Chain
· 2 min read

What is a Universal DEX?

Cover Image of What is a Universal DEX

Most "multichain" swaps today hide a multi-step flow: bridge → wait → swap → maybe bridge again → then LP

On Push Chain, a Universal DEX can collapse that into a single multicall executed against shared state.

Universal DEX one-call flow diagram

One call, one intent.

From a user's perspective, the intent is simple: Use my WETH on Arbitrum to LP USDC on Base. On Push Chain, that intent can be expressed as one transaction.

With a single multicall:

  • The swap executes against a global USDC/ETH pool
  • The bridge moves the settlement to the destination chain
  • addLiquidity mints LP shares into the same pool, now represented on Base

Same pool. Same prices. No manual bridging.

Why this works: shared state + universal execution

This only works because the DEX's pool state is not local to a single chain.

Most AMMs are just:

  • A pool state
  • Deterministic rules to update it

But when that state lives on one chain, everything else has to move to it. That's the real limitation.

Local-State DEX vs Universal DEX

Local-State DEX

  • Pool state is owned by one chain
  • Execution must happen on that chain
  • To swap or LP from elsewhere → you bridge first

Result:

  • UX that forces users to think about chains
  • Time-consuming and requires deep understanding

Local-State DEX comparison diagram

Universal DEX on Push Chain

  • Pool state lives once in Shared State
  • Any connected chain can execute against it
  • Swap, bridge, and LP are expressed in one multicall

So instead of: "Move the user to the liquidity."

You get: "Execute against shared liquidity, settle wherever the user wants."

Universal DEX on Push Chain diagram

Why multicall actually matters here?

Multicall is only powerful if every step sees a consistent view of state.

Because the DEX on Push uses Shared State:

  • Swap and addLiquidity operate on the same reserves
  • Prices don't change between steps
  • Bridging is part of execution, not a separate product

That's how you get: one intent → one pool → one coherent result.

What does this change for builders?

If you're building on Push Chain:

  • You integrate with one pool state, not N deployments
  • Users can swap, settle, and LP from any chain
  • All via a single multicall

You don't manage:

  • Duplicated liquidity
  • Cross-chain price drift
  • Bundles of routers and adapters

Your app thinks in outcomes, not "where does the pool live?"

Takeaway: If a DEX can't share its state, it can't truly share its liquidity.

On Push Chain, Shared-State + multicall turns: swap → bridge → LP (across chains) into a single primitive devs can call, instead of a brittle bundle of bridges and routers they have to orchestrate manually.

Read more about what makes Push Chain SPECIAL

Experience what it feels like to transact universally on anychain apps

About Push Chain
Push Chain is the first true universal blockchain designed to eliminate fragmentation across all chains. It enables developers to deploy once, and instantly become available for users on any chain, whether EVM or Non-EVM (including Ethereum, Solana, Bitcoin among others). It is 100% EVM compatible, Proof of Stake (PoS) chain that allows users to interact with the apps deployed on Push Chain from any chain, as they natively do on their own chain.