analyzepsbt

analyzepsbt "psbt" Analyzes and provides information Arguments: 1. psbt (string, required) Result: { "inputs" : [ { "has_utxo" : true|false, "is_final" : true|false, "missing" : { "pubkeys" : [ "hex", ... ], "signatures" : [ "hex", ... ], "redeemscript" "witnessscript" }, "next" : "str" }, ... ], "estimated_vsize" : n, "estimated_feerate" : n, "fee" : n, "next" : "str", "error" : "str" } Examples: > bitcoin-cli analyzepsbt about the current status of a PSBT and its inputs A base64 string of a PSBT (json object) (json array, optional) (json object) (boolean) Whether a UTXO is provided (boolean) Whether the input is finalized (json object, optional) Things that are missing that are required to complete this input (json array, optional) (string) Public key ID, hash160 of the public key, of a public key whose BIP 32 derivation path is missing (json array, optional) (string) Public key ID, hash160 of the public key, of a public key whose signature is missing : "hex", (string, optional) Hash160 of the redeem script that is missing : "hex" (string, optional) SHA256 of the witness script that is missing (string, optional) Role of the next person that this input needs to go to (numeric, optional) Estimated vsize of the final signed transaction (numeric, optional) Estimated feerate of the final signed transaction in BTC/kvB. Shown only if all UTXO slots in the PSBT have been filled (numeric, optional) The transaction fee paid. Shown only if all UTXO slots in the PSBT have been filled (string) Role of the next person that this psbt needs to go to (string, optional) Error message (if there is one) "psbt"

Signature

analyzepsbt(psbt: string) → any

Code samples

curl --user "$RPC_USER:$RPC_PASS" \
  --data-binary '{"jsonrpc":"1.0","id":"docs","method":"analyzepsbt","params":["\"<psbt>\""]}' \
  -H 'content-type: text/plain;' \
  http://127.0.0.1:8332/

bitcoin-cli analyzepsbt "psbt"

import requests
r = requests.post(
    "http://127.0.0.1:8332/",
    auth=("$RPC_USER", "$RPC_PASS"),
    json={
        "jsonrpc": "1.0",
        "id": "docs",
        "method": "analyzepsbt",
        "params": ["\"<psbt>\""],
    },
    timeout=30,
)
print(r.json())

const res = await fetch("http://127.0.0.1:8332/", {
  method: "POST",
  headers: {
    "content-type": "application/json",
    "authorization": "Basic " + btoa(`${process.env.RPC_USER}:${process.env.RPC_PASS}`),
  },
  body: JSON.stringify({
    jsonrpc: "1.0",
    id: "docs",
    method: "analyzepsbt",
    params: ["\"<psbt>\""],
  }),
});
console.log(await res.json());

Parameters

Name	Type	Req.	Description
psbt	`string`	yes	A base64 string of a PSBT

Result

Type: any

{ (json object) "inputs" : [ (json array, optional) { (json object) "has_utxo" : true|false, (boolean) Whether a UTXO is provided "is_final" : true|false, (boolean) Whether the input is finalized "missing" : { (json object, optional) Things that are missing that are required to complete this input "pubkeys" : [ (json array, optional) "hex", (string) Public key ID, hash160 of the public key, of a public key whose BIP 32 derivation path is missing ... ], "signatures" : [ (json array, optional) "hex", (string) Public key ID, hash160 of the public key, of a public key whose signature is missing ... ], "redeemscript" : "hex", (string, optional) Hash160 of the redeem script that is missing "witnessscript" : "hex" (string, optional) SHA256 of the witness script that is missing }, "next" : "str" (string, optional) Role of the next person that this input needs to go to }, ... ], "estimated_vsize" : n, (numeric, optional) Estimated vsize of the final signed transaction "estimated_feerate" : n, (numeric, optional) Estimated feerate of the final signed transaction in BTC/kvB. Shown only if all UTXO slots in the PSBT have been filled "fee" : n, (numeric, optional) The transaction fee paid. Shown only if all UTXO slots in the PSBT have been filled "next" : "str", (string) Role of the next person that this psbt needs to go to "error" : "str" (string, optional) Error message (if there is one) }

Source: services/core-node/bcore/src/rpc/rawtransaction.cpp:4580

C++ symbol: analyzepsbt

Code samples

curl --user "$RPC_USER:$RPC_PASS" \
  --data-binary '{"jsonrpc":"1.0","id":"docs","method":"analyzepsbt","params":["\"<psbt>\""]}' \
  -H 'content-type: text/plain;' \
  http://127.0.0.1:8332/

bitcoin-cli analyzepsbt "psbt"

import requests
r = requests.post(
    "http://127.0.0.1:8332/",
    auth=("$RPC_USER", "$RPC_PASS"),
    json={
        "jsonrpc": "1.0",
        "id": "docs",
        "method": "analyzepsbt",
        "params": ["\"<psbt>\""],
    },
    timeout=30,
)
print(r.json())

const res = await fetch("http://127.0.0.1:8332/", {
  method: "POST",
  headers: {
    "content-type": "application/json",
    "authorization": "Basic " + btoa(`${process.env.RPC_USER}:${process.env.RPC_PASS}`),
  },
  body: JSON.stringify({
    jsonrpc: "1.0",
    id: "docs",
    method: "analyzepsbt",
    params: ["\"<psbt>\""],
  }),
});
console.log(await res.json());