Questions tagged [transaction-fees]

This tag should be used for questions related to paying transaction fees in the Bitcoin network.

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1answer
81 views

How to calculate fee in BitcoinJS raw transaction?

I have a transaction with 3 inputs and 2 outputs. 1output is the recipient and the other output is change address. How should I calculate the fee and apply it to output?
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How many times has the dust limit and minRelayTxFee changed?

I understand that there's no minimum tx fee or minimum tx output amount in the consensus rules. However, the default minimum values for a transaction to be considered 'Standard' in Bitcoin Core have ...
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0answers
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How to open channel with output of closing channel? [Lightning Network]

How can I automatically open a new channel while closing another, avoiding to create an unnecessary intermediate transaction? Do any wallets support it at the moment, or would I have to do it with a ...
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2answers
135 views

What were 'high-priority' transactions in Bitcoin Core v0.9?

I came across these release notes for Bitcoin Core 0.9 and saw this quote under 'Transaction Fees'. Does this distinction between 'high-priority' and 'highest-fee' transactions still exist? What ...
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1answer
50 views

After last bitcoin is mined, can miner(s) with nefarious reasons kill bitcoin by holding fees thereby deflating Bitcoin eventually to zero?

Just hypothetically speaking, once there is no more rewards and we transition entirely into transaction fee regime, if a miner (or group of miners) with unlimited supply of electricity, computing ...
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1answer
43 views

How to make transaction in btc rpc

Probably been asked a lot, but I'm unable to find answer. I wanted to ask, how to do I send from btc rpc to another address inside or outside rpc. I been looking at these calls sendtoaddress , ...
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1answer
116 views

Calculating fee rate of tx returned by fundrawtransaction

I'm passing an unfunded proposed tx and feeRate param to fundrawtransaction which gives me back the hex of the tx with inputs selected and its fee. I'm not passing a conf_target or estimate_mode. I ...
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1answer
39 views

Strange BTC rate behavior when buying bitcoins

I have decided to buy some bitcoins using the Bitcoin.com wallet app and I have just received the invoice for my transaction of 1000 EUR to BTC. The rate of the BTC for the last days is always around ...
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3answers
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What is the incentive to use bitcoin due to transaction fees?

Apologies for any naivety in the question, as my understanding of the subject is still basic. My understanding is that once all the coins have been mined, the incentive for miners comes solely from ...
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2answers
315 views

Resources of a miner's reward in Bitcoin?

To compensate the miner who could solve the PoW as the first one, they will receive some bitcoins as a reward for keeping them motivated due to the costs related to mining process (electricity and ...
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1answer
363 views

I've found two mined txs with no fee

I was debugging my little project and I've found this pair of txs without fees (they caused an alarm): [txId=e8f6f08430ab6b1f3e645f499cf90c69acf2eb8a8d9766abb9d76314f29209dd, fees=0, weight=879600], [...
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1answer
46 views

How miner deduct Transactions fees from transaction?

How is it possible for a miners to deduct the transactions fees from the UTXO output which is locked by locking script or encumbrances?
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Why are there equal send transactions for each receive on Bitcoin Core?

I've lunched a new Bitcoin core wallet, and generated some addresses using it. Then I tried to receive some BTC to these address, and then, found out if I receive some BTC, there are equal send ...
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2answers
254 views

Creating a unconfirmed bitcoin transaction

I know that it's sounds ridiculous, but i need to create an unconfirmed bitcoin transaction that will be unconfirmed for 2+ hours.I came to a conclusion that i need to create a 0 fee transactions but ...
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3answers
919 views

How is the size of a bitcoin transaction calculated

From what I understand, the fees set on bitcoin transaction are based on a recommended fee (mostly, from a 3rd party service) per byte of the transaction size. What I am curious about is how do ...
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2answers
202 views

Calculate transaction fee for external addresses which doesn't belong to my local bitcoin-core server?

I am doing transaction on addresses which are created outside of my local bitcoin-core server using third party lib. I am having its private/public key. I am able to create raw transaction using "...
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1answer
140 views

How do I calculate transaction fee for call to createpsbt()?

When my user invokes my app, he passes as an input parameter the desired value of the TX fee in satoshis per byte. I create a PSBT by calling createpsbt(). I exert complete control over the ...
2
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1answer
90 views

What happens if the commitment tx fee is too low?

How often are commitment tx fees negotiated? Is it every time a payment is made and a new commitment transaction is formed? What about if there are no payments but both nodes see that the on chain ...
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1answer
84 views

Calculating the cost to send bitcoin?

This is a follow-up post to this question. I am using Electrum to send Bitcoin. From what I can gather, it doesn't seem like there is a way to know your "inputs" upfront. The inputs are the various ...
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0answers
433 views

Intermittent error “min relay fee not met” even with decent fee and custom Electrumx+Bitcoind

I have an automated system that sends BTC payments via Electrum for a client. Now, it happens again and again that payments keep failing with "min relay fee not met" (RPC call failed: {"code":-32603,"...
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1answer
32 views

Can a non-miner third party help other people's transactions to confirm faster?

If I recall correctly, in 2017, when the mempool was full, there were some guys bumping other people sent transactions that were stuck in the mempool. Is that possible? How does that work?
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How to get concerned specific unspent(coin selection algorithm) from list of unspents in a wallet to calculate transaction size

I have a problem to calculate dynamic transaction fees. The problem which i am facing is to calculate the transaction size. When i have one unspent in my wallet it is too easy to calculate transaction ...
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1answer
42 views

What stopping miner from altering value in transaction to increase transaction fee?

I'm learning bitcoin through this book "Mastering Bitcoin, 2nd Edition by Andreas M. Antonopoulos". I'm at Chapter 6 "Transactions". Here is my doubt: Example there is node A, received transaction ...
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1answer
63 views

“Relay fee” error when sending funds from one account to another

I have a problem with bitcoin in sending payments from one user to another user. When I try to send, I get the error txfee cannot be less than min relay tx fee (0.00001000 BTC/kB). Please help with ...
2
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1answer
835 views

-fallbackfee option in sendtoaddress

I'm trying to send some bitcoins using bitcoin-cli API, but bitcoin core tells me that Fallbackfee is disabled. How can I set a value for fallbackfee? I've tried to specify it like bitcoin-cli ...
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2answers
5k views

Why don't miners charge more for high value transactions?

I know high and low value transactions take up the same amount of space in the blockchain. But wouldn't btc be more economical and fair if miners deliberatly chose transactions based on the value/fee ...
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1answer
52 views

Is it possible to make a transaction with no transaction fee?

Is it possible to make a transaction with no transaction fee? Is it possible to pay more fee to prioritize your transaction?
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3answers
534 views

How to calculate coin supply at each block height from all transactions?

We are working on a small project and imported all block information to mongoDB. Right now we're aiming to calculate the coin supply regarding to the block number. My plan is to loop through all ...
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2answers
2k views

Transaction with highest fee, but stuck, what did I do wrong?

I recently sent btc that appears to be stuck (https://live.blockcypher.com/btc/tx/c131d65d933e343f852021830b833123de952c1857f264503388cf642655c457/) The interesting thing is that I used a higher fee (...
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2answers
385 views

How to send zero fee bitcoin transaction

Please does anyone know how I can send zero fee bitchin transactions? I know if might not confirm, I just wanna know if there are any wallets or sites or softwares that I can use to accomplish this.
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1answer
303 views

Which wallets support double spending?

Which wallets support double spending? i.e. cancelling a transaction with 0 confirmations by using higher fees
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1answer
48 views

Deduct transaction fee always from 1 receiver address if sending some BTC amount to 2 different receiver addresses in single transaction

Need help!! anyone there.. How to Deduct transaction fee always from 1 receiver address if sending some BTC amount to 2 different receiver addresses in single transaction
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1answer
57 views

How many BTC have been paid in fees, in total?

Is there a graph or some data points for the total BTC paid in fees? I'm interested in total BTC as % of the issued BTC at various points in time as well.
2
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1answer
356 views

what is measured in units of sat/kw?

Whilst learning about bitcoin & lightning fees I have encountered the abbreviation sat/kw a few times, most recently here: Why can’t lightning tx’s be signed with sighash single to allow for fee ...
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1answer
100 views

How can I force estimatesmartfee to return estimates on regtest?

Creating an app that utilizes estimatesmartfee, and it works in production, but I use regtest for automated testing and can't get it to return a value. Looking at bitcoind tests it is splitting UTXOs ...
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1answer
65 views

Fraudulent transaction

I have been in contact with a blockchain group and they are supposed to have a large amount of money sitting in my wallet waiting for withdrawal. I have had to send a large amount of money to try to ...
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1answer
178 views

What feerate estimation APIs are there?

Some company's, block explorers and payment processors offer a public API for feerate estimations. Is there a list of publicly available feerate estimation APIs?
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1answer
43 views

Scaling fee solution for Bitcoin lightning?

Currently it cost $0.000116736 USD (1 satoshi) fee to make a transaction on lightning. What are some other scaling solutions to lower the fees? Can we just increase the decimals and have sub-satoshi ...
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0answers
53 views

Bitcoin-cli transaction fee reset

How do you reset the txfee after you successfully did the transaction? I mean, getting it back to "automatic fee"?
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2answers
211 views

How does the tx fee in sendmany method get calculated?

In sendmany there is a conf_target parameter with the comment "Confirmation target (in blocks)". Does that mean that Bitcoin Core implicitly calculates and sets a smart fee for a given block target? ...
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1answer
636 views

Bitcoin-cli cannot estimate fees

I am trying to send transaction using bitcoin-cli but I am constantly getting: admin@XXXX:~$ bitcoin-cli sendtoaddress "XXXXXXX" 0.1 "" "" false true 5 "ECONOMICAL" error code: -4 error message: Fee ...
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1answer
135 views

Stay on memory pool when I sending multiple transaction from bitcoin wallet

I run the bitcoin client 0.17.1 on my ubuntu 18.04 desktop. I have some balance in my wallet. Also my client is fully synced.I have face the wallet conflict. When I send multiple transaction at once(...
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0answers
1k views

cant send btc, Uneconomical UTXO requested

Im trying to send btc worth of 2$ and i keep getting message "Uneconomical UTXO requested [type: 1 (limit 46629), txOut.val: 38546, required: 83847]" i even tried sending 1$ but its still the same can ...
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0answers
211 views

Enable dustRelayFee behavior on testnet to get error code 64: dust

Crafting and sending an utxo of 1 satoshi does works and get mined on testnet without error. However on mainnet the error code 64: dust arise. I understand the basic idea that you are not able to ...
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1answer
172 views

Mining Pools Transactions Fee

I am learning about mining pools and trying to understand their reward structure and transactions fees. Looking at the two largest pools, Antpool & BTC.com, as far as I understand AntPool uses ...
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1answer
306 views

Bitcoin core's estimatesmartfee gives same estimate on ECONOMICAL and CONSERVATIVE mode

I have observed this behavior several times before now, the commands bitcoin-cli estimatesmartfee 2 ECONOMICAL and bitcoin-cli estimatesmartfee 2 CONSERVATIVE give the same estimates. For example, ...
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1answer
276 views

Is there a solution to paying high fees when opening and closing lightning channels once we hit a fee only market?

Paying several hundred dollars to open and close a lightning channel seems uneconomical. This is a common argument against lightning by big blockers, I’m yet to read a valid argument against this.
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1answer
114 views

Miner transaction selection - how are sigops considered?

There is a limit on how much a block can sigop (set to 80000?). There is also a limit on how much a single transaction can sigop (set to 16000?). It thus seems possible (and if it's not possible, the ...
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0answers
46 views

Is there a way to get stats about fees paid (highest, lowest, average) in a specific block?

I'd prefer to get the stats from my full node via bitcoin-cli, but if that's not possible some API would do the job too...
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2answers
218 views

On chain cost of Segwit version 1 versus version 0

How do total blockchain cost for Segwit version 0 compare to version 1 which is being proposed? I'm specifically interested in a single user transactions – both paying to public key (or pk hash) and ...

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