Remove Delegated Signer

curl --request DELETE \
  --url https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer} \
  --header 'X-API-KEY: <x-api-key>'

import requests

url = "https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}"

headers = {"X-API-KEY": "<x-api-key>"}

response = requests.delete(url, headers=headers)

print(response.text)

const options = {method: 'DELETE', headers: {'X-API-KEY': '<x-api-key>'}};

fetch('https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "DELETE",
  CURLOPT_HTTPHEADER => [
    "X-API-KEY: <x-api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}"

	req, _ := http.NewRequest("DELETE", url, nil)

	req.Header.Add("X-API-KEY", "<x-api-key>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Delete.new(url)
request["X-API-KEY"] = '<x-api-key>'

response = http.request(request)
puts response.read_body

{
  "chainType": "aptos",
  "createdAt": 123,
  "id": "<string>",
  "onChain": {
    "call": {
      "data": "<unknown>",
      "to": "<string>"
    },
    "explorerLink": "<string>",
    "txId": "<string>"
  },
  "params": {
    "call": {
      "abi": [
        "<unknown>"
      ],
      "address": "<string>",
      "args": [
        "<unknown>"
      ],
      "functionName": "<string>"
    },
    "chain": "abstract"
  },
  "status": "awaiting-approval",
  "walletType": "mpc",
  "approvals": {
    "pending": [
      {
        "quorumApprovals": {
          "pending": [
            {
              "message": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              }
            }
          ],
          "remaining": 123,
          "submitted": [
            {
              "message": "<string>",
              "signature": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              },
              "submittedAt": 123
            }
          ],
          "threshold": 123
        },
        "signer": {
          "locator": "<string>",
          "type": "quorum"
        }
      }
    ],
    "submitted": [
      {
        "quorumApprovals": {
          "pending": [
            {
              "message": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              }
            }
          ],
          "remaining": 123,
          "submitted": [
            {
              "message": "<string>",
              "signature": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              },
              "submittedAt": 123
            }
          ],
          "threshold": 123
        },
        "signer": {
          "locator": "<string>",
          "type": "quorum"
        }
      }
    ],
    "required": 123
  },
  "completedAt": 123,
  "error": {
    "message": "<string>",
    "reason": "program_error",
    "logs": "<unknown>",
    "revertData": {}
  },
  "fees": {
    "mode": "project",
    "actual": "<unknown>",
    "billed": {
      "usd": 123
    },
    "billing": {
      "status": "failed"
    },
    "estimate": "<unknown>"
  },
  "sendParams": {
    "params": {
      "recipient": "<string>",
      "recipientAddress": "<string>",
      "amount": "<string>"
    },
    "token": "<string>"
  }
}

{
  "error": true,
  "message": "<error message>",
  "code": "DEVICE_SIGNER_NOT_SUPPORTED"
}

{
  "error": true,
  "message": "<error message>",
  "code": "DEVICE_SIGNER_NOT_SUPPORTED"
}

DELETE

2025-06-09

wallets

{walletLocator}

signers

{signer}

Remove Delegated Signer

curl --request DELETE \
  --url https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer} \
  --header 'X-API-KEY: <x-api-key>'

import requests

url = "https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}"

headers = {"X-API-KEY": "<x-api-key>"}

response = requests.delete(url, headers=headers)

print(response.text)

const options = {method: 'DELETE', headers: {'X-API-KEY': '<x-api-key>'}};

fetch('https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "DELETE",
  CURLOPT_HTTPHEADER => [
    "X-API-KEY: <x-api-key>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"net/http"
	"io"
)

func main() {

	url := "https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}"

	req, _ := http.NewRequest("DELETE", url, nil)

	req.Header.Add("X-API-KEY", "<x-api-key>")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://staging.crossmint.com/api/2025-06-09/wallets/{walletLocator}/signers/{signer}")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Delete.new(url)
request["X-API-KEY"] = '<x-api-key>'

response = http.request(request)
puts response.read_body

{
  "chainType": "aptos",
  "createdAt": 123,
  "id": "<string>",
  "onChain": {
    "call": {
      "data": "<unknown>",
      "to": "<string>"
    },
    "explorerLink": "<string>",
    "txId": "<string>"
  },
  "params": {
    "call": {
      "abi": [
        "<unknown>"
      ],
      "address": "<string>",
      "args": [
        "<unknown>"
      ],
      "functionName": "<string>"
    },
    "chain": "abstract"
  },
  "status": "awaiting-approval",
  "walletType": "mpc",
  "approvals": {
    "pending": [
      {
        "quorumApprovals": {
          "pending": [
            {
              "message": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              }
            }
          ],
          "remaining": 123,
          "submitted": [
            {
              "message": "<string>",
              "signature": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              },
              "submittedAt": 123
            }
          ],
          "threshold": 123
        },
        "signer": {
          "locator": "<string>",
          "type": "quorum"
        }
      }
    ],
    "submitted": [
      {
        "quorumApprovals": {
          "pending": [
            {
              "message": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              }
            }
          ],
          "remaining": 123,
          "submitted": [
            {
              "message": "<string>",
              "signature": "<string>",
              "signer": {
                "address": "<string>",
                "locator": "<string>",
                "type": "api-key"
              },
              "submittedAt": 123
            }
          ],
          "threshold": 123
        },
        "signer": {
          "locator": "<string>",
          "type": "quorum"
        }
      }
    ],
    "required": 123
  },
  "completedAt": 123,
  "error": {
    "message": "<string>",
    "reason": "program_error",
    "logs": "<unknown>",
    "revertData": {}
  },
  "fees": {
    "mode": "project",
    "actual": "<unknown>",
    "billed": {
      "usd": 123
    },
    "billing": {
      "status": "failed"
    },
    "estimate": "<unknown>"
  },
  "sendParams": {
    "params": {
      "recipient": "<string>",
      "recipientAddress": "<string>",
      "amount": "<string>"
    },
    "token": "<string>"
  }
}

{
  "error": true,
  "message": "<error message>",
  "code": "DEVICE_SIGNER_NOT_SUPPORTED"
}

{
  "error": true,
  "message": "<error message>",
  "code": "DEVICE_SIGNER_NOT_SUPPORTED"
}

Headers

X-API-KEY

string

required

API key required for authentication

Path Parameters

walletLocator

string

required

A wallet locator can be of the format:

<walletAddress>
email:<email>:<chainType>[:<walletType>][:alias:<alias>] (walletType defaults to 'smart')
userId:<userId>:<chainType>[:<walletType>][:alias:<alias>] (white label user example)
phoneNumber:<phoneNumber>:<chainType>[:<walletType>][:alias:<alias>]
twitter:<handle>:<chainType>[:<walletType>][:alias:<alias>]
x:<handle>:<chainType>[:<walletType>][:alias:<alias>]
me:<chainType>[:<walletType>][:alias:<alias>] (Use when calling from the client side with a client API key)
chainType[:<walletType>]:alias:<alias>

signer

string

required

The locator for the signer

Query Parameters

chain

enum<string>

The chain to remove the signer from. Required for EVM wallets.

Available options:

abstract,

abstract-testnet,

apechain,

arbitrum,

arbitrum-sepolia,

arbitrumnova,

arc-testnet,

avalanche,

avalanche-fuji,

base,

base-sepolia,

bsc,

curtis,

ethereum,

ethereum-sepolia,

flow,

flow-testnet,

mantle,

mantle-sepolia,

mode,

mode-sepolia,

optimism,

optimism-sepolia,

plume,

plume-testnet,

polygon,

polygon-amoy,

scroll,

scroll-sepolia,

sei-atlantic-2-testnet,

sei-pacific-1,

shape,

story,

story-testnet,

tempo,

tempo-testnet,

world-chain,

world-chain-sepolia,

zora,

zora-sepolia

approver

string

The recovery signer that authorizes this operation. Required when the wallet has multiple recovery signers.

Response

The delegated signer removal has been initiated.

EVM MPC Wallet
EVM Smart Wallet
Stellar Smart Wallet
Solana Smart Wallet
Solana MPC Wallet

Complete transaction response including status, signing requirements, and wallet type specific data

chainType

enum<string>

required

The blockchain type of the wallet

Available options:

aptos,

evm,

solana,

stellar,

sui

createdAt

required

ISO timestamp when the transaction was created

string

required

Unique identifier for the transaction

onChain

EVM MPC wallet transaction data · object

required

Transaction data specific to EVM MPC wallets

Show child attributes

params

object

required

Show child attributes

status

enum<string>

required

Current status of the transaction

Available options:

awaiting-approval,

failed,

pending,

success

walletType

enum<string>

required

The wallet type (smart or mpc)

Available options:

mpc,

smart

approvals

object

Complete approval data including requirements, pending and submitted signatures

Show child attributes

completedAt

ISO timestamp when the transaction reached finality

error

object

Error message if the transaction fails after submission

Option 1
Option 2
Option 3

Show child attributes

fees

object

Transaction fee information including actual transaction fees, billed amounts, and billing status

Show child attributes

sendParams

object

Show child attributes

Introduction

Quickstarts ⚡️

Concepts

Guides

API Reference

Remove Delegated Signer

Headers

Path Parameters

Query Parameters

Response