Questions tagged [transaction-fees]

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

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6
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3answers
659 views

What's the most efficient way to create a raw transaction with a specific fee rate?

There seems to be a chicken and egg problem when it comes to creating a transaction that has a specific fee rate (sat/kW). In order to set a specific fee rate, you need to know what the total weight ...
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1answer
38 views

Pending Transactions in Electrum

I downloaded the new version of Electrum (4.0.2) and when I sent coin to my other wallet, I forgot to choose/add mining fees. Now the transaction is in Pending and has been for the last six hours. The ...
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1answer
28 views

transaction (s) not going through due to low fees selected [duplicate]

I'm having a problem with a bitcoin transaction (not through btcpay, but i don't know where else to turn to). I sent 0.06btc from my wallet to my father (20 hours ago), and stupid as i am, decided to ...
0
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1answer
15 views

Accepting 0 confirm transactions with a high enough transaction fee

Scenario: Bob sends some bitcoin with a $1 fee Alice double spends bob's transaction with a $5 fee A new block is found. On an uncongested network with an average tx fee of ~20 cents. Which ...
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2answers
33 views

bitcoin node take transactions fee and validate them [closed]

a bitcoin node check transactions and validate them . does it take transaction s fee. when validate transactions how much bitcoin transaction fees for a node.and possible reduce fees in a bitcoin node
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1answer
37 views

How small can a payment be while still adding value to your wallet?

If you receive 1 satoshi (0.00000001 bitcoin) in a transaction then adding it as an input to a larger transaction would add more than 1 satoshi to the transaction fee. This means the 1 satoshi shows ...
3
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2answers
38 views

Is there a way to determine the optimal size of a batched transaction to save on fees?

I've been looking at other questions about fees and batching, but it seems no one asked if there is some way to determine the optimal size of a transaction to save on fees (assuming all inputs are ...
0
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0answers
22 views

Relation between transaction fees and inputs [duplicate]

So this might appear as a duplicate of some of the other questions on this stackexchange, but I feel most of the questions have failed to ask a question that I am really interested in. I want to ...
0
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1answer
44 views

How to get address type(format). Need to calculate vsize and fee

Help me please. I need to calculate vsize and multiply it by the function result estimatesmartfee. To calculate vsize, I implement a formula like this https://jlopp.github.io/bitcoin-transaction-size-...
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1answer
30 views

Who bears the transaction fee for settling HTLC in Lightning Network?

Given a channel that exist between Alice and Bob, where Alice wants to transfer 0.0001 BTC to Bob. Alice makes HTLC payment to Bob contingent to the secret for the payment hash within a timelock of ...
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1answer
70 views

How accurate is 'estimatesmartfee' in bitcoin-core?

Method of estimatesmartfee is very simple and easy to use and understand. But I want to know how accurate this function really is? It would be great help if you can provide a link to article or ...
2
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1answer
207 views

How Bitcoin-Core estimates Transaction fee?

I want to know how Bitcoin-Core estimates the Transaction fee and what factors it takes into account to estimatesmartfee. What is the formula that it uses? Can you also refer me Bitcoin-Core files ...
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3answers
63 views

Does descendant size affect transaction fees?

While calculating the transaction fee miners usually take ancestor size into the account. But does the descendant/output also affect the transaction fee calculation? Is descendant count correlated to ...
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3answers
62 views

How can I move bitcoin from one exchange to another without mining fees?

I have held bitcoin since 2010. At the time coinbase opened one could type in the bitcoin address and public and private keys from paper into their wallet and voila the coins were available for ...
2
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3answers
68 views

Why do miners choose low fee rate transactions sometimes?

Miners prefer high fee rate transactions to low fee rate ones, but the part which I don't understand is why miners pick a low fee rate transaction that has been waiting for hours in the mempool into ...
0
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2answers
42 views

number of inputs or outputs affect bitcoin transaction fee?

I would like to know how inputs and outputs affects my bitcoin transaction fee using legacy address, and how using a segwit address will decrease the same transaction? and how they will be ...
0
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2answers
27 views

Who sets the fees for a transaction?

Can I send a transaction with zero fees? And if I could, what would happen? Would miners ignore my request? Who sets the price of fees for transactions?
1
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1answer
30 views

Input/Output size for various transaction types [duplicate]

What are input/output sizes for various transaction types? I see some numbers like 210 byte for input for p2sh-p2wpkh here (How do virtual size, stripped size and raw size compare between legacy ...
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2answers
49 views

Explain Coinomi and Edge fee difference?

I was looking at two Bitcoin wallets, Coinomi and Edge. When setting the same custom fee for both, I see a difference in the final fee reported. As an example, Edge wallet shows a fee of $3.13 (at ...
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0answers
18 views

Problems Setting a Transaction Fee on a Per Transaction Basis Bitcoind

I've spent hours and hours trying to find a solution to this problem, with no success. Using Bitcoin Core on a Linux machine, so using bitcoin-cli to process commands back to the daemon. Here's what ...
0
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2answers
31 views

In the future, if I pay a coffee with a very low fee, will it ever be paid?

So this is the thing, I am just learning about feedrates and how the miners pick their transactions with higher fees, so they can get more money. But, what will happen in the future when people pay ...
0
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2answers
161 views

blockchain says Not enough funds

i have 30-40 $ in my account now i have pay for something but when i add 20$ amount i say Not enough funds. and when i click on maximum it fill the field by 4.15$ what is the problem and how can i ...
4
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1answer
71 views

Why is a minRelayTxFee of 1000 sat/kb not equivalent to 250 sat/kw?

Naively, we would expect a minRelayTxFee of 1000 sat/kb to correspond to 250 sat/kw. However, apparently this is not so according to this issue (ACINQ), which also references this issue (c-lightning). ...
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1answer
39 views

Fee to send $350. There were 225 bytes

How much would the fee be to send $350 to someone? The person is trying to tell me it would cost $270? The bytes were 225
0
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1answer
37 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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0answers
42 views

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
20 views

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 ...
2
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2answers
73 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 ...
0
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1answer
41 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
34 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
50 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 ...
0
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1answer
29 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 ...
3
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3answers
70 views

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 ...
4
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2answers
297 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 ...
3
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1answer
361 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
39 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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0answers
28 views

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 ...
0
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2answers
114 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 ...
5
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3answers
421 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
119 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 "...
3
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1answer
71 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
votes
1answer
43 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 ...
0
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1answer
51 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 ...
2
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0answers
173 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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0answers
13 views

Transaction unconfirmed after almost 16 hours [duplicate]

Please help. I was sent about 0.01762886 BTC about 16 hours ago an it still isn't confirmed yet. Transaction id: a4d0485bdc31657610db67b81ce62af54b460ed020bf12ba6bff4dbeb582be9c I need this urgently. ...
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1answer
30 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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0answers
28 views

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 ...
0
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1answer
40 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 ...
0
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1answer
37 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
249 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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