Get supported chains#

Get information from chains that support single-chain transactions. Use a request to return a supported chain.

Note

The public DEX API is deprecated. To continue using the API service, please visit the Developer Portal to apply for an API key.

Supported Chains#

Ethereum Mainnet
ZkSync Era Mainnet
OP Mainnet
Polygon Mainnet
BNB Smart Chain Mainnet
OKT Chain
Avalanche C-Chain
Fantom Opera
Arbitrum One
Linea
Conflux eSpace
Base
Mantle
Solana
Manta
Metis
Zeta
Blast
Polygon zkEvm
Merlin
X Layer

Note

For network and chainId correlations, please visit the Network chainId mapping .

Request address#

GET https://www.okx.com/api/v5/dex/aggregator/supported/chain

Request param#

Parameter	Type	Required	Description
chainId	Integer	No	Chain ID (e.g., `1` for Ethereum. See Chain IDs)

Response param#

Parameter	Type	Description
chainId	Integer	Chain ID (e.g., `1` for Ethereum. See Chain IDs)
chainName	String	Chain name (e.g.,`Optimism`)
dexTokenApproveAddress	String	dex token Approve Contract Address

Request example#

shell

curl --location --request GET 'https://www.okx.com/api/v5/dex/aggregator/supported/chain?chainId=1' \
--header 'OK-ACCESS-PROJECT: 86af********d1bc' \
--header 'OK-ACCESS-KEY: 37c541a1-****-****-****-10fe7a038418' \
--header 'OK-ACCESS-SIGN: leaV********3uw=' \
--header 'OK-ACCESS-PASSPHRASE: 1****6' \
--header 'OK-ACCESS-TIMESTAMP: 2023-10-18T12:21:41.274Z'

Response example#

200

{
    "code":"0",
    "data":[
          {
            "chainId":137,
            "chainName":"Polygon",
            "dexTokenApproveAddress": "0x3B86917369B83a6892f553609F3c2F439C184e31"
          },
          {
            "chainId":43114,
            "chainName":"Avalanche C",
            "dexTokenApproveAddress": "0x40aA958dd87FC8305b97f2BA922CDdCa374bcD7f"
          },
          {
            "chainId":1,
            "chainName":"Ethereum",
            "dexTokenApproveAddress": "0x40aA958dd87FC8305b97f2BA922CDdCa374bcD7f"
          },
          {
            "chainId":66,
            "chainName":"OKTC",
            "dexTokenApproveAddress": "0x70cBb871E8f30Fc8Ce23609E9E0Ea87B6b222F58"
          },
          {
            "chainId":56,
            "chainName":"BNB Chain",
            "dexTokenApproveAddress": "0x2c34A2Fb1d0b4f55de51E1d0bDEfaDDce6b7cDD6"
          },
          {
            "chainId":42161,
            "chainName":"Arbitrum",
            "dexTokenApproveAddress": "0x70cBb871E8f30Fc8Ce23609E9E0Ea87B6b222F58"
          },
          {
            "chainId":10,
            "chainName":"Optimism",
            "dexTokenApproveAddress": "0x68D6B739D2020067D1e2F713b999dA97E4d54812"
          },
          {
            "chainId":324,
            "chainName":"zkSync Era",
            "dexTokenApproveAddress": "0xc67879F4065d3B9fe1C09EE990B891Aa8E3a4c2f"
          }
    ],
    "msg":""
  }