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Use the API endpoint <code>/swap/v1/sources</code> to get the liquidity sources per chain. <br><br>You will need to specify the root-endpoint for the chain you are interested in, for example, <a href="https://polygon.api.0x.org/swap/v1/sources" target="_blank" rel="nofollow noopener noreferrer">https://polygon.api.0x.org/swap/v1/sources</a> for the Polygon Network or <a href="https://api.0x.org/swap/v1/sources" target="_blank" rel="nofollow noopener noreferrer">https://api.0x.org/swap/v1/sources</a> for Ethereum Mainnet. <br><br>See the <a href="https://0x.org/docs/0x-swap-api/api-references/overview" target="_blank" rel="nofollow noopener noreferrer">Swap API References</a> for a full list of endpoints we support.

Step-by-step guide for finding the swap API liquidity sources for each chain.

How to find the 0x swap API liquidity sources for each chain

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