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GET
/
v1
/
w3s
/
developer
/
transactions
/
feeParameters
Get fee parameters of a blockchain
curl --request GET \
  --url https://api.circle.com/v1/w3s/developer/transactions/feeParameters \
  --header 'Authorization: Bearer <token>'
{
  "data": {
    "high": {
      "gasPrice": "<string>",
      "maxFee": "5.935224468",
      "priorityFee": "1.022783914",
      "baseFee": "1.022783914"
    },
    "low": {
      "gasPrice": "<string>",
      "maxFee": "5.935224468",
      "priorityFee": "1.022783914",
      "baseFee": "1.022783914"
    },
    "medium": {
      "gasPrice": "<string>",
      "maxFee": "5.935224468",
      "priorityFee": "1.022783914",
      "baseFee": "1.022783914"
    }
  }
}

Authorizations

​
Authorization
string
header
required

Circle's API Keys are formatted in the following structure "PREFIX:ID:SECRET". All three parts are requred to make a successful request.

Query Parameters

​
blockchain
enum<string>

Filter by blockchain. The blockchain network that the resource is to be created on or is currently on.

Available options:
ETH,
ETH-SEPOLIA,
AVAX,
AVAX-FUJI,
MATIC,
MATIC-AMOY,
SOL,
SOL-DEVNET,
ARB,
ARB-SEPOLIA,
NEAR,
NEAR-TESTNET,
EVM,
EVM-TESTNET,
UNI,
UNI-SEPOLIA,
BASE,
BASE-SEPOLIA,
OP,
OP-SEPOLIA,
APTOS,
APTOS-TESTNET,
ARC-TESTNET,
MONAD,
MONAD-TESTNET
Example:

"MATIC-AMOY"

​
accountType
enum<string>

Query by the account type. An account can be a Smart Contract Account (SCA) or an Externally Owned Account (EOA). To learn more, see the account types guide.

If an account type is not specified during the creation of a wallet, it defaults to EOA (Externally Owned Account). Note that Solana and Aptos don't support Smart Contract Account (SCA).

Available options:
SCA,
EOA

Response

Fee parameters retrieved

​
data
object
required