Questions tagged [fees]

Questions related to the transactions fees and gas costs in Ethereum

37 questions with no upvoted or accepted answers
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Ethereum transaction sent from Ledger Nano X stuck because too low tranasction fee used

My ETH are STUCK. 48 hours ago i sent 31 ETH from my Ledger Nano X to my Coinbase account, but i choose the slowest and cheapest method that was diplayed into my ledger ( I don't remember how much gas ...
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1answer
172 views

How long did a transaction spend in the mempool?

I'm trying to create some statistics on how long a transaction spends in the mempool before being included in a block, so I can reason about future gas prices. It would appear transactions in Ethereum ...
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0answers
518 views

Remix Testrpc “base fee exceeds gas limit”

I am following this great tutorial from Ed Zynda. I started testrpc and tried to deploy the FuncToken.sol to a Web3 Provider. I managed to connect to the local RPC (have to change protocol from https ...
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135 views

Very big fee for token on testnet

I'm new here and try to make my own token. I kinda made it actually, but fee for it is very big(cheapest one is 0.65 eth). Here's my code: pragma solidity ^0.4.13; library SafeMath { function mul(...
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26 views

ERC-2222 : Funds Distribution Token implementation for a fee contract

My MainCore contract is a contract who sell NFT, and all the sell and buy have a 1% fee for team developper (uint DevelopperCutTotalSupply). I try to implement the ERC-2222 "Funds Distribution ...
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0answers
15 views

Will the tx fees of old contracts be greater or smaller than those of new contracts in ETH 2.0?

Will contracts that currently exist cost more or less to interact with after the ETH 2.0 upgrade? What about old contracts that call a new contract, or new contracts that call an old contract? Will ...
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1answer
26 views

Is it possible that the contract pays to store data coming from an address with no eth?

So the ideia is like this: contract MyContract { uint mydata; function setData1(uint _data) public { mydata = _data; //normal way (msg.sender pays to store _data in mydata (msg....
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1answer
896 views

Apparently some people send transactions with zero gas and positive gas limit, how do they do this? (and I am NOT planning to this but how)

Have a look at this transaction for example: https://etherscan.io/tx/0x11d96986d36240a5e5e7eab78879aa841631705370e707f15f1488a0b9d6704a 0 gas, 0 ether but plenty of tokens transferred. Obviously the ...
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1answer
32 views

Return fees - is it save?

I would like to return partially fees to users of my dApp. Once they have reached X amount in fees, I want to make a function that will pay them ethereum automatically. Now my question: Is that secure?...
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3answers
3k views

Is there any decentralized exchange with zero trading fees for ERC-20 tokens at the moment?

Is there any decentralized exchange with zero trading fees for ERC-20 tokens at the moment? All fees except gas fees should be zero. I already tried Bancor and Kyber but, as far as I can tell, they ...
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1answer
35 views

Change contract transaction payer from initiator to contract

I have smartcontract that creates some internal structures in external call. Now, when calling this creator function transaction paid by initiator. Is it possible to make contract paying for this tx?
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455 views

Dynamic arrays VS mappings when it comes to gas usage?

I'm puzzled what is more efficient to use, from the point of gas consumption (storage and execution), dynamic array or the mapping and element counter. To be more clear, I'm not asking the basic data ...
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27 views

Miner incentives in a permission blockchain with a digitally native asset on Ethereum?

Would be very grateful if someone could give me their opinion and ideas on whether this is possible, and if so, how this might be done: If one were to build a permission blockchain on Ethereum with ...
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2answers
756 views

Ethereum TX Fees/Gas Gambling Calculation

I'm wondering if there's a better way of handling the transaction fee limit. As I understand it at the moment, it's basically a gamble. You wager an amount. If it is too low, you lose it all when it ...
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0answers
171 views

Is there a solution to fees scaling with the size of the network?

I just read the whitepaper's section on fees. I like the idea that presenting a reward can avert a tragedy of the commons because miners can roughly predict the cost to them to process the transaction ...
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152 views

What are the alternative methods of specifying gas price for contract execution?

This is possibly a rhetoric question, but I didn't find an answer to it. There are excellent answers to similar questions from @eth How much does it cost to use a contract? and When calling a smart ...
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1answer
8 views

Coinbase network fees

how much are the fees for sending eth from Coinbase? Or what exchange has the lowest fees for sending etherum? Thank you!
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8 views

Transfer ether between two EOAs without security breaches

I have this function (is a SC implementing and auction): /// @notice Register a new participant /// @param _preferences agent' preferences function regAgent(uint[] memory _preferences) notOwner ...
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38 views

How do decentralized exchanges make money?

I've been wondering how do DEXs make money. I know some of them like uniswap and airswap supposedly don't take any profits from trades. But are all DEXs like this? I read on Kyberswap FAQ that the ...
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13 views

fees when buying on Coinbase/Gemini for eth and eth DeFi tokens

So when you buy or sell eth on Coinbase/Gemini, i Know there is Coinbase/Gemini(Maker fee). But is there also a eth gas fee in that sell/buy transaction? or is there anyone gas fees if you move the ...
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1answer
21 views

How do I calculate the gasfee for a call to a function, which increments an uint globally?

How do I calculate the gasfee for a call to a function, which increments an uint globally? uint index; function addUp () public returns (uint result) { index += 1; // increment value ...
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1answer
163 views

Do NFT bids, and refunds from being outbid, have the same transaction/gas fees?

If I bid on crypto art to the tun of $50 in transaction/gas fees, can I expect the same amount of fees to incur if I am outbid on that item, and the NFT platform refunds me my bid? $50 fee there, and $...
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16 views

Is this transaction fee for contract creation normal?

I am creating erc20 token. Transaction fee for it is about 0.3ETH. Contract size is not big. Is this price normal or am I doing something wrong? Gwei 262. Current Eth price 1917USD. Contract : pragma ...
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1answer
79 views

MakerDao defaulting to high gas limit

I'm trying to pay back about 50 DAI and unlock 0.78 ETH but it keeps defaulting to 4 million gas limit (I usually see that amount as 300,000)...for a total of 0.82 ETH....I get the gas fees are high ...
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13 views

Microsoft's Dapp and transaction costs

We're having big problem with actual costs of transactions. We write only 32 bytes 6 times at day, but sometime we pay 7 $. It's not a big price, for us, but customer is crying. We know that Microsoft ...
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41 views

Consolidating “dust transactions” in account-based coins like Ethereum?

Suppose I have a marketplace where 100 buyers deposit 1 ETH each into 100 unique addresses and I know I will end up sending all 100 ETH to 1 vendor. Since the coins are originating from 100 ETH ...
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22 views

Ethereum Staking Pools Fee

I'm looking at https://stakingether.com/ for the list of staking pools with the possible earning and fees the pools are charging. As I understand it, a fee is charged by these pools to provide their ...
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1answer
28 views

fee of smart contract deploying as transfer channel

I want to deploy a smart contract for deposit part of an exchange...I know the creator of a smart contract should pay fee(gas fee) to deploy it...my question is as follows: do senders also should pay ...
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1answer
81 views

Why ethereum transaction fee has increased so high?

I'm wondering what has caused this recent spike?
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1answer
27 views

Cost to cancel or change an unfilled Augur order

With the launch of Augur v2, what is the cost to cancel a previously entered order that has not yet been filled? Is this cost the same as the cost to modify the order by changing the bid, ask or ...
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1answer
738 views

Etherscan api: how to get transaction fee?

For example: open this https://etherscan.io/tx/0xcb1e3530950cf2c43a307bcb5645ae71a12c76a60831617badd04aea3efe68aa It's a random one I see these infos on webpage: Gas Limit: 136,500 Gas Used by ...
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34 views

Resources of a miner's reward in Ethereum?

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

Contract wallet allowance and fees

I just want to ask, does Contract Wallet need an approval/allowance? as far as i know, Contract Wallets are executed by Wallet owner (Owner account) and the gas fees are paid by this owner account. ...
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1answer
280 views

How to charge a fee in ethereum smart contract transactions

I need help on how to charge a transaction fee in ethereum smart contract using web3? Also which web3 API can be used to check the validation of enough gas on the frontend of smart contract?
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15 views

Sending an extra percentage of a token someone is trading to a cold wallet storage address

I have an erc20 token I want to start trading. In the smart contract, can you make it send 1% of the transaction amount in the token being sent to a "company wallet" storage along with the wallet it ...
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51 views

Setting Fees/Prices for Items

I have a question on setting prices for the cards in the card game I'm working on. Right now, I have 2 cards available but there will be more (maybe a couple dozen). I store each card as a struct ...
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146 views

Achieving ZERO fee ethereum transactions like EOS

How would Ethereum take on the approach of how EOS have ZERO fees when making a transaction? EOS has the concept of resources, but is there anything like this in the works of "shared resources" for ...