Average transaction fee: $ (1 input, 2 outputs, SegWit, 1 hour conf. time.) Bitcoin Fee Estimator / Calculator BitcoinFees is a simple and very accurate Bitcoin fee estimator. The tool is displaying a chart of current mempool transactions ordered by fee value. Predicting bitcoin fees for transactions. Fees are displayed in Satoshis/byte of data. Miners usually include transactions with the highest fees first. Transaction fees are included with your bitcoin transaction in order to have your transaction processed by a miner and confirmed by the Bitcoin network. The space available for transactions in a block is currently artificially limited to 1 MB in the Bitcoin network.
Bitcoin fees apiHow to estimate/get network fees via ute-strohner.de API? - Bitcoin Stack Exchange
However, as part of your own services, you can include a fee either fixed or a percentage that will also be automatically transfered to your own address in the same transaction. Fee-based business models are thus easily achieved, and moreover, easily auditable via the blockchain. First, to create an payment forwarding address, you need to POST a partially filled PaymentForward object to the payment creation endpoint.
You can see more details about these options in the PaymentForward object details. This returns the full array of your currently active payment forwarding addresses, based on your token. By default, this endpoint only returns the first payment forwards.
If you have more, you can page through them using the optional start parameter. Blockchains are highly transactional systems.
Many usage patterns require knowing when an event occurs: i. Instead of requiring you to continuously poll resources, we provide push APIs to facilitate those use cases, and support both WebSockets and WebHooks. WebSockets are typically used in client applications when a server is not already running: e.
In addition to standard events, WebSockets accept a "ping" event. If you send the following, you will receive the same message back with "ping" replaced by "pong":. A regular ping i. We retry individual payloads to your url five times; if one fails, we wait exponentially between retries: 1 second, 2s, 4s, 8s, 16s. Using a partially filled out Event , you can create a WebHook using this resource. Check the Event object description and types of events to understand the options available for your events.
If successful, it will return the Event with a newly generated id. This resource deletes an active Event based on its id. Remember to include your token, or the request will fail.
The command is designed to work without user interaction. GetChain if err! GetBlock v , "" , nil if err! Faucet pair , if err! GetBlock 0 , "bbaabcc16fb3eb" , nil if err! GetBlock , "" , params if err! GenAddrKeychain if err!
GenAddrMultisig gobcy. CreateWallet gobcy. CreateHDWallet gobcy. TODO: ruby examples. ListWallets if err! GetHDWallet "bob" if err! GetAddrHDWallet "bob" , nil if err! GenAddrWallet "alice" if err! DeleteHDWallet "bob" if err! GetTX "faebaebccddf3cfebcdf58bd" , nil if err! GetUnTX if err!
Creating transactions manually is very complicated. We recommend you look at blockcypher. Faucet addr1 , 3e5 if err! NewTX gobcy. TempNewTX addr1. Address , addr2. SendTX skel if err! Signing is handled by our SDK in the next step. PushTX "fddf3ddaaede31adcb28c73cace2fbbbb9b8c3fed6dcbafcbf9f0aafba9bb50f1efcb4cedcfbdcecb17f04f5fa1bdef33faa2ba7fa28c56a50facab96affffffffdacdcacaee1ea3f57ecedd1d09eacccadcc1af6a69bf12e90cbac" if err! DecodeTX "fddf3ddaaede31adcb28c73cace2fbbbb9b8c3fed6dcbafcbf9f0aafba9bb50f1efcb4cedcfbdcecb17f04f5fa1bdef33faa2ba7fa28c56a50facab96affffffffdacdcacaee1ea3f57ecedd1d09eacccadcc1af6a69bf12e90cbac" if err!
Create a custom payload, then use the function: BlockCypher. The python library includes a method that will sign and verify a transaction client-side, so your private key never leaves your computer. SendMicro gobcy. ECPair bigi. Buffer tosign , " hex ". Sign keychain. SendMicro micro if err! GetTXConf "bb01beeabe16b5d59dd3edf41abbeeffffdd2a" if err!
CreatePayFwd gobcy. ListPayFwds if err! DeletePayFwd "6fbe2bfeacdcbc4d5fcc " if err! CreateHook gobcy. ListHooks if err! GetHook "86acb-babdead4" if err! DeleteHook "86acb-babdead4" if err! A rolling average of the fee in satoshis paid per kilobyte for transactions to be confirmed within 1 to 2 blocks.
A rolling average of the fee in satoshis paid per kilobyte for transactions to be confirmed within 3 to 6 blocks. A rolling average of the fee in satoshis paid per kilobyte for transactions to be confirmed in 7 or more blocks. Optional The current height of the latest fork to the blockchain; when no competing blockchain fork present, not returned with endpoints that return Blockchains.
Optional The hash of the latest confirmed block in the latest fork of the blockchain; when no competing blockchain fork present, not returned with endpoints that return Blockchains. The height of the block in the blockchain; i. The depth of the block in the blockchain; i. Optional Raw size of block including header and all transactions in bytes.
Not returned for bitcoin blocks earlier than height The time BlockCypher's servers receive the block. Our servers' clock is continuously adjusted and accurate. The number used by a miner to generate this block. To get more details about specific transactions, you must concatenate this URL with the desired transaction hash es.
The Merkle root of this block. Optional If there are more transactions that couldn't fit in the txids array, this is the BlockCypher URL to query the next set of transactions within a Block object.
Height of the block that contains this transaction. If this is an unconfirmed transaction, it will equal The hash of the transaction. While reasonably unique, using hashes as identifiers may be unsafe. The likelihood that this transaction will make it to the next block; reflects the preference level miners have to include this transaction.
Can be high, medium or low. Version number, typically 1 for Bitcoin transactions. Time when transaction can be valid. Can be interpreted in two ways: if less than million, refers to block height.
If more, refers to Unix epoch time. Number of subsequent blocks, including the block the transaction is in. Unconfirmed transactions have 0 confirmations. Optional The percentage chance this transaction will not be double-spent against, if unconfirmed. For more information, check the section on Confidence Factor. Optional Time at which transaction was included in a block; only present for confirmed transactions. Optional Number of peers that have sent this transaction to BlockCypher; only present for unconfirmed transactions.
Optional Address BlockCypher will use to send back your change, if you constructed this transaction. If not set, defaults to the address from which the coins were originally sent. Optional Hash of the block that contains this transaction; only present for confirmed transactions. Optional Canonical, zero-indexed location of this transaction in a block; only present for confirmed transactions.
Optional If this transaction is a double-spend i. Data protocols currently detected: blockchainid ; openassets ; factom ; colu ; coinspark ; omni. Optional Hex-encoded bytes of the transaction, as sent over the network. The previous transaction hash where this input was an output. Not present for coinbase transactions.
The index of the output being spent within the previous transaction. The value of the output being spent within the previous transaction. Legacy 4-byte sequence number , not usually relevant unless dealing with locktime encumbrances.
Optional Number of confirmations of the previous transaction for which this input was an output. Currently, only returned in unconfirmed transactions. Only used when constructing transactions via the Creating Transactions process. Addresses that correspond to this output; typically this will only have a single address, and you can think of this output as having "sent" value to the address contained herein. Optional The transaction hash that spent this output.
Only returned for outputs that have been spent. The spending transaction may be unconfirmed. The age of the transaction in milliseconds, based on the earliest time BlockCypher saw it relayed in the network. Number of peers that have sent this transaction to BlockCypher; only positive for unconfirmed transactions.
A number from 0 to 1 representing BlockCypher's confidence that the transaction won't be double-spent against. If it's unconfirmed, this will equal The likelihood that the enclosing transaction will make it to the next block; reflects the preference level miners have to include the enclosing transaction.
If it's an input, or an unspent output, it will be false. Optional The past balance of the parent address the moment this transaction was confirmed. Not present for unconfirmed transactions. Optional Time this transaction was received by BlockCypher's servers; only present for unconfirmed transactions. Array of signatures corresponding to all the data in tosign , typically provided by you.
Array of public keys corresponding to each signature. In general, these are provided by you, and correspond to the signatures you provide. Optional Array of hex-encoded, work-in-progress transactions; optionally returned to validate the tosign data locally. Optional Array of errors in the form "error":"description-of-error". This is only returned if there was an error in any stage of transaction generation, and is usually accompanied by a HTTP code.
Optional The encoding of your data, can be either string for plaintext or hex for hex-encoded. If not set, defaults to hex. Optional The hash of the transaction containing your data; only part of return object. Optional Address BlockCypher will use to send back your change. While not required, we recommend that you set a change address.
The guarantee usually takes around 8 seconds. If manually set to false , the Microtransaction endpoint will return as soon as the transaction is broadcast. Optional Hex-encoded data for you to sign after initiating the microtransaction. Optional Hex-encoded signatures for you to send back after having received and signed tosign.
Optional Partial list of inputs that will be used with this transaction. Inputs themsleves are heavily pared down, see cURL sample. Optional Partial list of outputs that will be used with this transaction. Outputs themselves are heavily pared down, see cURL sample. BlockCypher pays these fees for the first 8, microtransactions, but like regular transactions, it is deducted from the source address thereafter.
Optional The requested address. Optional The requested wallet object. Only returned if querying by wallet name instead of public address. Optional The requested HD wallet object. Only returned if querying by HD wallet name instead of public address. Balance of confirmed satoshis on this address.
This is the difference between outputs and inputs on this address, but only for transactions that have been included into a block i. Balance of unconfirmed satoshis on this address. Can be negative if unconfirmed transactions are just spending outputs.
Only unconfirmed transactions haven't made it into a block are included. Number of confirmed transactions on this address. Number of unconfirmed transactions for this address. Final number of transactions, including confirmed and unconfirmed transactions, for this address.
Optional To retrieve base URL transactions. Optional Array of full transaction details associated with this address. Usually only returned from the Address Full Endpoint. Optional Array of transaction inputs and outputs for this address. Usually only returned from the standard Address Endpoint.
Optional All unconfirmed transaction inputs and outputs for this address. Optional If true , then the Address object contains more transactions than shown. Useful for determining whether to poll the API for more transaction information. Wallet import format , a common encoding for the private key. Optional Array of public keys to provide to generate a multisig address. Optional If generating a multisig address, the type of multisig script; typically "multisig-n-of-m", where n and m are integers.
Optional If generating an OAP address , this represents the parent blockchain's underlying address the typical address listed above. A single chain is returned if the wallet has no subchains. The extended public key all addresses in the HD wallet are derived from. It's encoded in BIP32 format. Optional Hex-encoded metadata that can optionally be encoded into the issue or transfer transaction. Unique indentifier associated with this asset; can be used to query other transactions associated with this asset.
This transaction's unique hash; same as the underlying transaction on the asset's parent blockchain. Optional Time this transaction was confirmed; only returned for confirmed transactions. Optional Associated hex-encoded metadata with this transaction, if it exists. Array of input data, which can be seen explicitly in the cURL example. If nothing happens, download GitHub Desktop and try again. If nothing happens, download Xcode and try again.
If nothing happens, download the GitHub extension for Visual Studio and try again. The GitHub repo and NPM module bitcoin-api is designed for adding Bitcoin functionality to websites, apps, and other technology that's connected to the internet.
Using a token , Bitcoin deposit and withdraw functionality can be incorporated into tech. These authorized requests allow you to access and to control your Bitcoin. A token is a key that gives you access to your Bitcoin, Bitcoin addresses, withdraws, and any other resources associated with that token. It is very important that you keep your token secret and secure in order to protect your Bitcoin and any token-associated data.
Create a new token. Tokens provide access to your Bitcoin and associated resources by authorizing token-only requests i. This endpoint updates your token's value. Your old token's value becomes invalid when you update that token's value. This endpoint creates or gets a Bitcoin address that can be used to deposit Bitcoin. Info: In a nutshell, Bitcoin fees went from preventing transaction spam to becoming an essential element of the mining profitability.
And as the mining rewards get reduced in half every four years, fees will become even more important in the economic game theory of the network. Most modern wallets enable you to set the Bitcoin fee in a simple and comprehensive way. For convenience and ease of use, lots of them opt in for a priority system: you can either opt for a high fee in order to get a confirmation in the next block, or you can pay less and potentially delay the process. However, the more technical and lesser newbie-friendly presentation makes it more fitting for users who are well-versed with the mechanisms of the Bitcoin network.
After you check either of these resources to make sure that your transaction will not get stuck in the mempool, you are ready to manually set your Bitcoin fees. On the other hand, if you simply want to use a system of priority and estimation, you can also rely on the tools that developers have added to remove the requirement for technical understanding. For instance, Bitcoin Core the free and open-source desktop wallet that runs a full Bitcoin node offers multiple options for time preference.
This means that you can bump the fee after your transaction gets broadcast and registered in the mempool, so that it becomes a priority for miners.
Wasabi Wallet takes the design of selecting the fee to the next level of elegance with a bar that you simply drag from left to right in order to choose when you want your transaction to be delivered and how much you want to pay in USD. The CoinJoin-friendly desktop wallet chooses the most intuitive way of allowing the user to determine costs, and the implementation is worthy of praise. Blockstream Green is one of the friendliest yet feature-packed wallets on the market.
The Blockstream Green design for determining fees is based on three presets that highlight time preference: fast for confirmation within 30 minutes , medium the default setting, which should confirm within 2 hours , and slow whose lower cost will bring the first confirmation in about four hours. The system is popular among mobile wallet developers, as it appeals to newbies and gets the job done without causing confusion.
Things to Consider with Fee Estimators These are the estimated fees you should use depending on how fast you would like to obtain the first confirmation for a typical transaction. The transaction fee you pay will only affect the time you have to wait until the first confirmation. When making a Bitcoin transaction, recipients usually require somewhere between 2 and 6 confirmations to consider the transaction as valid.