Advanced Wallets - Accelerate Transaction

Send a new transaction to accelerate the targeted unconfirmed transaction either by using Child-Pays-For-Parent (CPFP) or Replace-By-Fee (RBF).

Retrieves the private key from KMS using the provided public key, then signs and broadcasts the transaction.

Use this endpoint only with advanced wallets. For other wallet types, use Accelerate Transaction.

Recent Requests
Log in to see full request history
TimeStatusUser Agent
Retrieving recent requests…
LoadingLoading…
Path Params
string
required
string
required
Body Params
string
required

Public key used for signing the acceleration transaction.

string
enum
required

The key to use for signing the transaction.

Allowed:
cpfpTxIds
array of strings
cpfpTxIds
number

Fee rate in satoshis per byte for the CPFP transaction. Higher fee rates result in faster confirmations but higher transaction costs.

number

Maximum fee in satoshis for the acceleration transaction. Helps prevent overpaying for transaction acceleration.

rbfTxIds
array of strings
rbfTxIds
number

Fee multiplier for RBF transactions. The new fee will be the original fee multiplied by this value.

Responses

Language
Credentials
Bearer
LoadingLoading…
Response
Choose an example:
application/json