curl --request POST \
--url https://starknet-mainnet.core.chainstack.com/365cf697a3ad6d950b4c4a911e2e4f4d \
--header 'Content-Type: application/json' \
--data '{
"id": 0,
"jsonrpc": "2.0",
"method": "starknet_estimateFee",
"params": {
"request": [
{
"type": "INVOKE",
"max_fee": "0xb3a2f1ab6d632",
"version": "0x1",
"signature": [
"0x54c2201c7b9021777389e208e28eafc67e4ba1f1aa7016a1123b61c6ff79c29",
"0x58c2d97614e5abfd9668b314f344c945d16ea154cb32a7b08b4445204f1f1d3"
],
"sender_address": "0x0569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10",
"calldata": [
"0x3",
"0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7",
"0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c",
"0x3",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x984e103a8acd6",
"0x0",
"0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8",
"0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c",
"0x3",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x4c4b40",
"0x0",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x2f0b3c5710379609eb5495f1ecd348cb28167711b73609fe565a72734550354",
"0xe",
"0x569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10",
"0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7",
"0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8",
"0x1f4",
"0xa76cc",
"0xa7b5e",
"0x984e103a8acd6",
"0x0",
"0x4c4b40",
"0x0",
"0x9542431aa6bf1",
"0x0",
"0x4ac4a0",
"0x0"
],
"nonce": "0x51"
}
],
"block_id": {
"block_number": 385940
}
}
}'
starknet_estimateFee
curl --request POST \
--url https://starknet-mainnet.core.chainstack.com/365cf697a3ad6d950b4c4a911e2e4f4d \
--header 'Content-Type: application/json' \
--data '{
"id": 0,
"jsonrpc": "2.0",
"method": "starknet_estimateFee",
"params": {
"request": [
{
"type": "INVOKE",
"max_fee": "0xb3a2f1ab6d632",
"version": "0x1",
"signature": [
"0x54c2201c7b9021777389e208e28eafc67e4ba1f1aa7016a1123b61c6ff79c29",
"0x58c2d97614e5abfd9668b314f344c945d16ea154cb32a7b08b4445204f1f1d3"
],
"sender_address": "0x0569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10",
"calldata": [
"0x3",
"0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7",
"0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c",
"0x3",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x984e103a8acd6",
"0x0",
"0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8",
"0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c",
"0x3",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x4c4b40",
"0x0",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x2f0b3c5710379609eb5495f1ecd348cb28167711b73609fe565a72734550354",
"0xe",
"0x569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10",
"0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7",
"0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8",
"0x1f4",
"0xa76cc",
"0xa7b5e",
"0x984e103a8acd6",
"0x0",
"0x4c4b40",
"0x0",
"0x9542431aa6bf1",
"0x0",
"0x4ac4a0",
"0x0"
],
"nonce": "0x51"
}
],
"block_id": {
"block_number": 385940
}
}
}'
request
— the transaction to estimate.block_id
— the hash of the requested block, or number (height) of the requested block, or a block tag, for the block referencing the state or call the transaction on.result
— the fee estimation.starknet_estimateFee
is to calculate the fee required for a transaction that interacts with a contract on Starknet. The fee is an important factor in transactions, as it determines the amount of fees that need to be paid by the sender to the network for processing the transaction.
curl --request POST \
--url 'https://alpha-mainnet.starknet.io/feeder_gateway/estimate_fee?blockNumber=385940' \
--header 'Content-Type: application/json' \
--data-raw '{
"type": "INVOKE_FUNCTION",
"sender_address": "0x0569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10",
"nonce": "0x51",
"max_fee": "0xb3a2f1ab6d632",
"version": "0x1",
"calldata": [
"0x3",
"0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7",
"0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c",
"0x3",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x984e103a8acd6",
"0x0",
"0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8",
"0x219209e083275171774dab1df80982e9df2096516f06319c5c6d71ae0a8480c",
"0x3",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x4c4b40",
"0x0",
"0xfff107e2403123c7df78d91728a7ee5cfd557aec0fa2d2bdc5891c286bbfff",
"0x2f0b3c5710379609eb5495f1ecd348cb28167711b73609fe565a72734550354",
"0xe",
"0x569b13e8164bc8000c0bbcf4887856516643af123c5bc3b01e229e92f9cfd10",
"0x49d36570d4e46f48e99674bd3fcc84644ddd6b96f7c741b1562b82f9e004dc7",
"0x68f5c6a61780768455de69077e07e89787839bf8166decfbf92b645209c0fb8",
"0x1f4",
"0xa76cc",
"0xa7b5e",
"0x984e103a8acd6",
"0x0",
"0x4c4b40",
"0x0",
"0x9542431aa6bf1",
"0x0",
"0x4ac4a0",
"0x0"
],
"signature": ["0x54c2201c7b9021777389e208e28eafc67e4ba1f1aa7016a1123b61c6ff79c29", "0x58c2d97614e5abfd9668b314f344c945d16ea154cb32a7b08b4445204f1f1d3"]
}'
Successful response
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