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The engine behind LCX Liberty DEX

A swap API priced on our own index.

We read pool state from chain and price against it in memory, and every quote comes back with its full route. Available to your product today.

150,000 calls a month free, no card. We take no fee on the swap.

Measured on the engine.

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Chains, priced by one API

One API prices Ethereum, Base, Arbitrum and OP Mainnet, cross-chain pairs included.

one API across all of them
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Venues indexed

Every major venue family on every chain we cover, priced together in a single route search.

every major venue family
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Pools tracked

Pool state read from chain into our own store, and priced there in memory. No upstream vendor between you and the number.

read from chain state

Built to be built on.

The engine is identical in every case. What changes is the part of the response you care about.

Wallets & self-custody apps

Swapping in your app without routing infrastructure of your own. One call returns the priced route and a transaction your user signs. Custody never moves.

Exchanges & aggregators

On-chain liquidity beside your order book, or one more source inside your own aggregation. Every quote names the block it was priced on.

Trading desks & market makers

Quotes come off our own pool index. Every leg, hop and pool address comes back with the price, so you can reconstruct how the number was reached.

Payments & treasury

Convert on-chain at a price you can put in front of a finance team. The minimum received is enforced by the contract itself.

Routing something that is not on this list?

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Pricing

Get a key and
price a trade.

The free plan needs no card and no conversation with us. It gives you 150,000 calls a month, and the first quote is one request away.