info

Exchange API calls do not consume Quicknode API credits. Transactions through this endpoint are appended with a builder fee. See hyperliquidapi.com for a full breakdown. To white-label with your own builder code, contact us.

Body Parameters

action

object

REQUIRED

Revoke builder fee action object

type

string

Action type ("approveBuilderFee")

maxFeeRate

string

Set to "0%" to revoke approval

Returns

hash

string

Hash to sign with wallet (0x-prefixed hex string)

nonce

integer

Unique nonce for this action (timestamp in milliseconds)

details

object

Builder fee revocation details

builder

string

Builder address (0x-prefixed hex string)

maxFeeRate

string

Maximum builder fee rate ("0%" for revocation)

chain

string

Hyperliquid chain ("Mainnet" or "Testnet")

typedData

object

EIP-712 typed data structure for signing

domain

object

EIP-712 domain separator

name

string

Domain name ("HyperliquidSignTransaction")

version

string

Domain version ("1")

chainId

integer

Chain ID (42161 for Arbitrum One)

verifyingContract

string

Verifying contract address

types

object

EIP-712 type definitions

HyperliquidTransaction:ApproveBuilderFee

array

Array of field definitions with name and type

name

string

Field name (hyperliquidChain, maxFeeRate, builder, nonce)

type

string

EIP-712 type (string, address, uint64)

primaryType

string

Primary type name ("HyperliquidTransaction:ApproveBuilderFee")

message

object

Message to sign

hyperliquidChain

string

Hyperliquid chain ("Mainnet" or "Testnet")

maxFeeRate

string

Maximum builder fee rate ("0%" for revocation)

builder

string

Builder address

nonce

integer

Nonce for this revocation

Request

1
curl -s -X POST https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange \
2
  -H "Content-Type: application/json" \
3
  -d '{
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  "action": {
5
    "type": "approveBuilderFee",
6
    "maxFeeRate": "0%"
7
  }
8
}'
9

1
curl -s -X POST https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "action": {
5
    "type": "approveBuilderFee",
6
    "maxFeeRate": "0%"
7
  }
8
}'
9

1
const axios = require('axios');
2

3
const data = {
4
  action: {
5
    type: "approveBuilderFee",
6
    maxFeeRate: "0%"
7
  }
8
};
9

10
axios.post('https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange', data, {
11
  headers: { 'Content-Type': 'application/json' }
12
})
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.then(response => console.log(response.data))
14
.catch(error => console.error(error));
15

1
const axios = require('axios');
2

3
const data = {
4
  action: {
5
    type: "approveBuilderFee",
6
    maxFeeRate: "0%"
7
  }
8
};
9

10
axios.post('https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange', data, {
11
  headers: { 'Content-Type': 'application/json' }
12
})
13
.then(response => console.log(response.data))
14
.catch(error => console.error(error));
15

1
import requests
2
import json
3

4
url = "https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange"
5

6
payload = json.dumps({
7
  "action": {
8
    "type": "approveBuilderFee",
9
    "maxFeeRate": "0%"
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  }
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})
12

13
headers = {
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  'Content-Type': 'application/json'
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}
16

17
response = requests.request("POST", url, headers=headers, data=payload)
18

19
print(response.text)
20

1
import requests
2
import json
3

4
url = "https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange"
5

6
payload = json.dumps({
7
  "action": {
8
    "type": "approveBuilderFee",
9
    "maxFeeRate": "0%"
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  }
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})
12

13
headers = {
14
  'Content-Type': 'application/json'
15
}
16

17
response = requests.request("POST", url, headers=headers, data=payload)
18

19
print(response.text)
20

1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange")
6

7
https = Net::HTTP.new(url.host, url.port)
8
https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
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request["Content-Type"] = "application/json"
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request.body = JSON.dump({
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  "action": {
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    "type": "approveBuilderFee",
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    "maxFeeRate": "0%"
16
  }
17
})
18

19
response = https.request(request)
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puts response.read_body
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1
require "uri"
2
require "json"
3
require "net/http"
4

5
url = URI("https://docs-demo.hype-mainnet.quiknode.pro/hypercore/exchange")
6

7
https = Net::HTTP.new(url.host, url.port)
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https.use_ssl = true
9

10
request = Net::HTTP::Post.new(url)
11
request["Content-Type"] = "application/json"
12
request.body = JSON.dump({
13
  "action": {
14
    "type": "approveBuilderFee",
15
    "maxFeeRate": "0%"
16
  }
17
})
18

19
response = https.request(request)
20
puts response.read_body
21

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