combinepsbt

combinepsbt ["psbt",...] Combine multiple partially signed Bitcoin transactions into one transaction. Implements the Combiner role. Arguments: 1. txs (json array, required) The base64 strings of partially signed transactions [ "psbt", (string) A base64 string of a PSBT ... ] Result: "str" (string) The base64-encoded partially signed transaction Examples: > bitcoin-cli combinepsbt '["mybase64_1", "mybase64_2", "mybase64_3"]'

Signature

combinepsbt(txs: array) → any

Code samples

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

bitcoin-cli combinepsbt '["mybase64_1", "mybase64_2", "mybase64_3"]'

import requests
r = requests.post(
    "http://127.0.0.1:8332/",
    auth=("$RPC_USER", "$RPC_PASS"),
    json={
        "jsonrpc": "1.0",
        "id": "docs",
        "method": "combinepsbt",
        "params": [[]],
    },
    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: "combinepsbt",
    params: [[]],
  }),
});
console.log(await res.json());

Parameters

Name	Type	Req.	Description
txs	`any[]`	yes	The base64 strings of partially signed transactions [ "psbt", (string) A base64 string of a PSBT ... ]

Result

Type: any

"str" (string) The base64-encoded partially signed transaction

Source: services/core-node/bcore/src/rpc/rawtransaction.cpp:4220

C++ symbol: combinepsbt

Code samples

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

bitcoin-cli combinepsbt '["mybase64_1", "mybase64_2", "mybase64_3"]'

import requests
r = requests.post(
    "http://127.0.0.1:8332/",
    auth=("$RPC_USER", "$RPC_PASS"),
    json={
        "jsonrpc": "1.0",
        "id": "docs",
        "method": "combinepsbt",
        "params": [[]],
    },
    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: "combinepsbt",
    params: [[]],
  }),
});
console.log(await res.json());