API Reference

App

An App is a service that provides users access to the 0x API.

Apps are tagged using the affiliateAddressfield when calling the 0x API.

To add an app which is using currently using 0x API to this list please submit a PRarrow-up-right.

Appchevron-right

Chain

Metadata of the chains in which the API is enabled.

Chainchevron-right

Fill

A fill is a transfer made to a single liquidity source (AMM pool, Off-chain MM, or limit order) inside a transaction. A transaction can have one or more fills.

Fillchevron-right

Liquidity Source

A liquidity source is a contract or account where tokens can be exchanged.

Due to the extensibility of the 0x Protocol, not all liquidity sources are tagged.

There are three special cases for liquidity sources:

Liquidity Sourcechevron-right

Transaction

The transaction type represents a single EVM transaction where the 0x Protocol was called.

Transactionchevron-right

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