Questions tagged [transaction-fees]

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

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2answers
19 views

How can I troubleshoot whether an unconfirmed transaction that seems stuck is a problem on my end or just from high volume on mempool?

Never had transaction hang unconfirmed like this before. Granted its only been a few hours but it's not like I skimped on fees either. I always choose the default electrum fee, but when it got stuck I ...
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1answer
29 views

Will I save on miner and network fees for sending btc if I import my bitpay wallet to another wallet like electrum or blockchain?

I have a bitpay wallet that has received many small transactions. I want to send all of the funds to my trading platform, but the fees are too high after the first send each day which is as low as 1%. ...
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1answer
65 views

Given a bitcoin block, what's the easiest way to determine the minimum net fee rate (including ancestors) for transactions in that block?

Given a bitcoin block, what's the easiest way to determine the minimum net fee rate (including ancestors) for transactions in that block? A naive approach would be to just find the minimum fee rate ...
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1answer
20 views

Sending regtest Bitcoin fails with an error message. How do I resolve this error? [duplicate]

When I try to send regtest Bitcoin using bitcoin-cli: ./bitcoin-cli -regtest sendtoaddress bc1q09vm5lfy0j5reeulh4x5752q25uqqvz34hufdl 0.1 I get the error message: error code: -6 error message: Fee ...
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58 views

Can we use fee rate less than 1 sat/vbyte?

Is it possible to create, sign and broadcast a transaction with fee rate less than 1 sat/vbyte?
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1answer
30 views

How to get a wallet feerate (sat/byte) of an unconfirmed transaction?

On block explorers such as blockchain.com, each unconfirmed transaction has a desired feerate set by the wallet such as 58.000 sat/B. This is not to be confused with the actual final fee calculation. ...
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0answers
22 views

Why fee value and modified fee value are same in all transactions resting in Mempool?

I can not see any transaction resting in Mempool having different values for Fee and Modified Fee fields? Does it seem nobody has modified or accelerated his/her transaction? I am looking for a way ...
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1answer
46 views

I sent bitcoin and put low tx fee (4sat/b). Unconfirmed for 3 days. Can it be forever? [duplicate]

I just want to withdraw bitcoin and put a low fee. It's been 3 days and nothing happened with it - Unconfirmed. So, can it be forever? Or how much time it may take to be confirmed? Or what should I do ...
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1answer
35 views

Why doesn't BTC reward miners for confirmations, too?

Currently as far as I know when a miner discovers enough 0s, he broadcasts his solution to the network in order to win the coins. While, he broadcasts his solution (which gave him the 0s), he also ...
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2answers
66 views

Understand how transaction size and fees calculation works in caravan

Looks like there is no activity in caravan github repository so maybe someone here can help me with this issue. Already mentioned everything in the below link however my three basic questions are: ...
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1answer
39 views

Why are mined blocks not always full

Why do mined blocks tend to vary so much in size. If the miner's objective is to maximize their revenue from transaction fees they should add transactions starting with the one with the largest fee, ...
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1answer
185 views

Using bitcoind, is it possible to set a specific fee with sendtoaddress?

For example, setting the fee to exactly 1000 sats or 300 sat/kw?
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3answers
826 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
286 views

Pending Transactions in Electrum [duplicate]

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
39 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 ...
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1answer
18 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
120 views

When using bitcoin-cli I get an error regarding fallback fees when trying to send regtest Bitcoin. How do I resolve this?

I have been doing an assignment on Bitcoin Core 0.20. Now every time I try to do a transaction: Apples-iMac:bitcoin apple$ bitcoin-cli -regtest sendtoaddress ...
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2answers
39 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
39 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 ...
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2answers
43 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 ...
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0answers
24 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 ...
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1answer
55 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
34 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
84 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 ...
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1answer
242 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
69 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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4answers
96 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 ...
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3answers
70 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 ...
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2answers
58 views

Does 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 ...
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2answers
30 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?
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1answer
34 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
62 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
25 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 ...
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2answers
33 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 ...
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2answers
350 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 ...
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1answer
78 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
41 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
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1answer
49 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 ...
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2answers
83 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
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
37 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
78 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
31 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
71 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 ...
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2answers
302 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
40 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
29 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 ...

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