Questions tagged [json-rpc]
A remote-procedure-call (RPC) interface provided by the Bitcoin Core wallet and it's companion software bitcoind. This RPC interface uses the Javascript Object Notation (JSON) serialization format for data and allows other software programs to interact with Bitcoin-Core.
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Why is hosting a public bitcoind RPC node not more popular?
Seems like it would be a great way to expand the usability of Bitcoin, i.e. tell your friends to send their transactions to your node when they are not at home and then their client software only ...
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Is it real BTC or fake
All,
I received some BTC to my coinbase wallet after someone asked me to setup custom network using the below setting. I received the BTC but I couldn't transfer to any other wallet and the says ...
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need help with BTC transfer [duplicate]
All,
I received some BTC to my coinbase wallet after someone asked me to setup custom network using the below setting. I received the BTC but I couldn't transfer to any other wallet and the says ...
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More detailed historical trx info (fee, sat per byte, transferred value in trx, from, to) from electrumx server?
I run bitcoin full node and Electrumx server over it for getting historical data.
The methods that I frequently used were "blockchain.scripthash.get_history" and "blockchain.transaction....
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Bitcoin Core RPC for transactions of a new address without rescanning
I currently use the importaddress wallet RPC on Bitcoin Core to rescan the transaction history related to an address, which I then query using listtransactions. The address import takes about a hour ...
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Is there a cache mechanism with getrawtransaction?
I am currently working on a script that parses every BTC transaction from the beginning of the blockchain. My goal is to record summaries about each transaction in database, after synthesizing it.
...
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Retention and Accessibility of Disconnected Block and Transaction Data
In the context of a fully indexed, non-pruned Bitcoin Core node, I am exploring the duration and persistence of data related to disconnected blocks and their contained transactions due to a blockchain ...
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bitcoin rpc submitblock merkle root + raw tx (bad-txnmrklroot)
I wanted to test the submitblock rpc call in regtest but I seem to have some issues with the transactions I try to submit.
I have the following raw transactions:
...
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How should I be using rpcbind and rpcallowip (bitcoin.conf)
I have been very confused on how to use the rpcbind and rpcallowip arguments for bitcoind. I have a bitcoin core node running on a raspberrypi and I want it to accept json-rpc calls from one of my ...
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gettransaction RPC call does not include all balance changes
I am struggling with strange behavior of Bitcoin Core JSON-RPC call gettransaction. AFAIK, .details array of returned JSON should include all balance changes. If I send some amount to myself (...
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Accessing RPC with RPC Auth or .cookie
Starting to interface with my btc node and I'm getting an RPC error 401 unoathorized error when running the below code. My RPC_Auth (rpcuser:rpcpassword) is correct. Is there something else I need ...
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Confusion in testing RPC and curl
Please forgive the ignorance of a beginner.
I started a test network (bitcoind -testnet rpcuser=zz)
When I run bitcoin-cli -testnet getbestblockhash, everything works fine and I get the correct ...
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What do the files in bitcoin/src/rpc/ do?
I know that RPC stands for Remote Procedure Call. Does Bitcoin Core do RPCs with other nodes on the network?
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Where can I find the list of all possible sendrawtransaction RPC error codes & messages?
Where can I find the list of all possible sendrawtransaction RPC error codes & messages?
Such as this:
{"code":-22,"message":"TX decode failed. Make sure the tx has at ...
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No connection could be made because the target machine actively refused it
Trying to make a POST request with python from my desktop to my Bitcoin node running on raspberrypi. The two devices are running on the same network both connected by ethernet. I have been able to ...
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Bitcoin Core RPC cURL - importdescriptors failing on loaded wallet
I am running the following request to load a wallet.
curl --location 'user:[email protected]:8332/wallet/test_multisig"' \
--header 'Content-Type: text/plain' \
--data '{
"jsonrpc&...
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How to differentiate between BTC transactions and BRC20 transactions on a blockchain?
How to differentiate between BTC transactions and BRC20 transactions on a blockchain using the RCP interface?
This is a transaction record that contains BRC20 tokens which I found on a blockchain ...
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How to set up my Bitcoin RPC address once ive installed bitcoin core?
I have just set up bitcoin core on my macbook and im wondering how to get my http://login:password@ip:port address set up so i can interact with it. I am a complete noob to running a btc node so some ...
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timeout on transient error: Could not connect to the server 127.0.0.1:8332
I finished installing Bitcoin on a raspberry pi a couple days ago and have a problem. Everything worked fine yesterday (I was able to run bitcoin-cli commands just fine) but now whenever I run "...
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Bitcoin Payment Processing
I'm currently attempting to create a website where Bitcoin Core is used as a payment processor.
I initially planned on making the user input a xpub, but after seeing issues like gap limit on Exodus, I ...
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bitcoin-cli: Get transaction count of wallet without listtransactions
I am trying to find a way to get the number of transactions returned from the JSONRPC interface without relying on listtransactions. The reason for this is that if the wallet has too many transactions ...
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How do I create an p2pkh raw transaction using the latest Bitcoin core version? Any help? Thanks
Like the title says I need of help here, how can I create an p2pkh raw transaction using the latest version of Bitcoin core is it even possible? What are the required fields do I need to use the ...
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Does 'listunspent 0' return my non-mempool unconfirmed outputs?
If I have an unconfirmed transaction with a UTXO that belongs to my Bitcoin Core wallet, and that transaction is evicted from my mempool, for example due to high fee-pressure, will bitcoin-cli ...
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Where can I get a free RPC/public RPC to access Bitcoin mempool? [closed]
I'm interested in finding a reliable and free source that provides an RPC interface or an accessible API to retrieve information from the Bitcoin mempool. Any suggestions or recommendations would be ...
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walletprocesspsbt rpc not signing psbt tx
After extensive regtest testing I've been unable to reproduce this issue.
This is a gist to regtest psbt commands that do work.
https://gist.github.com/miketwenty1/ecb9acdbca858878f1856b75493fef4c
...
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Read ordinal transaction data
I want to read an ordinal transaction on the Bitcoin blockchain and see its payload data.
Say I use the getrawtransaction RPC Method for bitcoin receiving a JSON of the form specified here. Where ...
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Bitcoind python connection
I'm trying to connect to bitcoind with python3. I'm currently following the instructions of Antonopolous book.
This is my code on an IDE:
from bitcoin.rpc import RawProxy
p = RawProxy()
info = p....
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Retrieve address corresponding to pubkey using bitcoin-cli/RPC
We are using jgarzik/python-bitcoinrpc and in some cases curl to retrieve data from bitcoin core using RPC.
However, for some txns where pubkey is used, bitcoin-cli/rpc gives no address in ...
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How to access bitcoin server's RPC interface remotely?
I am running a bitcoin daemon (launched via plist file) on MacOS with these parameters:
-server (to accept command line and JSON-RPC commands)
-daemon (to run in the background as a daemon and accept ...
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Interpreting descriptors from bitcoinrpc for python
I've been running through the Bitcoin blockchain like this and comparing the descriptors to https://github.com/bitcoin/bitcoin/blob/master/doc/descriptors.md...
rpc_connection = AuthServiceProxy("...
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Electrum load_wallet through json-rpcs does not accept "wallet" parameter
When calling load_wallet through json-rpc, using "wallet" param with a path to the wallet throws an error:
Commands.load_wallet() got an unexpected keyword argument 'wallet'
In the same ...
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Why is wtxid called "hash" in Bitcoin Core's getrawtransaction RPC?
In the industry txid is known as "transaction hash". Why wasn't the "hash" field called "wtxid"?
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Which RPC method is used to mine bitcoin?
Which of the following RPC methods is used to mine bitcoin and receive its reward?
generateblock
submitblock
submitheader
What is the difference between these methods?
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Submitblock input parameters similar to getblock?
I have installed Bitcoin Core on my laptop.
Now open bitcoin daemon and do following:
First i run getbestblockhash to get the last block hash on the Blockchain. We call this hash as BestBlockHash.
...
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Optimising blockchain parsing with rpc + python
I have a python app to track and store utxo in a simple/flat structure that looks like this...
from bitcoinrpc.authproxy import AuthServiceProxy, JSONRPCException
# track the utxo
trackUtxoList = []
...
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Bitcoin RPC BrokenPipeError on specific block/transaction
I have a simple python app running through the blockchain as follows...
rpc_connection = AuthServiceProxy("http://%s:%[email protected]:8332"%(rpc_user, rpc_password))
for b in range(blockStart, ...
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Edge cases when dealing with incoming Bitcoin transactions
I have an app that accepts Bitcoin payments. After some research I've settled with using Bitcoin Core's bitcoind with RPC to manage new addresses and verify for new transactions for those addresses.
...
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How to import a descriptor into a wallet?
I am trying to import a descriptor into a blank wallet but I get a JSON parsing error.
$ cli createwallet "test" false true "" false true
$ cli -rpcwallet=test importdescriptors '[{...
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How can I use the RPC API on Mac?
This might be simple question but I would highly appreciate if anyone can bring their wisdom on this.
If you install bitcoin-core software through https://bitcoincore.org/, it gives you dmg file that ...
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Are there public RPC node providers?
Are there public RPC node providers similar to Alchemy or Ankr, but for Bitcoin?
I just want to query basic block data and so on without having to manage my own full node. Security does not matter in ...
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Descriptor Wallets are way more confusing than legacy [duplicate]
how do you dump backup into a json file?
then how do you load the json file into backup?
" How to create the descriptors wallet? createwallet("my_wallet",
False, False, "", ...
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Rpc work Queue Exceeded
I am trying to make rpc calls to an Rpc Interface "listunspent". So i get this Error: ESOCKETTIMEDOUT. I checked the bitcoin node debug file and saw the error message "Depth queue work ...
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bitcoind with rpcauth: how to use rpcauth with curl?
In bitcoin.conf, if the rpcuser/rpcpassword is specified, I can access the RPC via curl like this:
curl --data-binary '{"jsonrpc": "1.0", "id": "test", "...
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What's the difference between 'rpcallowip' and 'rpcbind'?
What's the difference between these two settings in the bitcoin conf file?
'rpcallowip' and 'rpcbind'
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InvalidateBlock RPC call behavior with Bitcoin Core
I'm currently implementing the rpc call invalidateblock on btcd, an alternate Bitcoin full node implementation. I'm trying to figure out how Bitcoin Core handles branch selection on reorganizations ...
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does connecting to full node via rpc over the public internet reveal your credentials?
While trying to connect to my full node, I accidentally entered my public ip address in the rpcconnect field of bitcoin.conf. Should I be worried that my password is now out there and anyone can ...
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Allow RPC connections from the internet to make RPC calls from Lambda?
I am trying to make RPC calls to my node from an AWS lambda function. Lambdas do not have a fixed set of ip address ranges. I know I can use a NAT gateway on AWS to give my lambdas a static ip, but ...
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Analyse huge amount of blockchain data
I am trying to go over all transactions data from every block on the bitcoin blockchain from the previous 4 years. With almost 2k transaction per block, it will take a lot of queries per block. I have ...
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Optimal way to design BTC deposit flow?
I am designing an exchange application where users can deposit funds into their account by sending BTC to a unique address.
What is the best way to monitor 100,000+ addresses for incoming transactions ...
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401 unauthorized connection using python-bitcoinrpc
I'm running a Bitcoin testnet node on a Ubuntu 22.04 VM using UTM for Macbooks M1.
I'm trying to connect via json-rpc using https://github.com/jgarzik/python-bitcoinrpc.
1 - I installed the package ...
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