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Questions tagged [api]

This tag should be used for questions related to APIs offered by any Bitcoin related service. An API is an Application Programming Interface and services often have APIs available for developers to write software which accesses information offered by the service.

0
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1answer
20 views

bitcoind rest api tx endpoint

i am having a trouble with bitcoind REST API endpoint for retrieving transaction info. According to the documentation it should return confirmations among the retrieved data. But my bitcoind do not ...
0
votes
1answer
34 views

How do I use an issued API key in my python 3 script to bypass the request limiter?

I got an API key from blockchain.info to bypass the request limiter, but I don't know how to use it and I can't find any relevant info online. url = "https://blockchain.info/rawblock/" + str(s) ...
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0answers
15 views

Sendmany unconfirmed coins (minconf = 0)

can somebody help me to figure out opportunities if bitcoind RPC. How to send unconfirmed coins? With RPC command 'sendmany' and param 'minconf = 0' for some reason not possible. But how to make this ...
0
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0answers
32 views

Coinbase “convert” API?

I use the convert functions at coinbase to take advantage of market changes to increase my position amounts. This weekend I am going to write a php script that tracks the available conversion pairs ...
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0answers
16 views

transfer cryptocurrency with api

I need a wallet that have api for currency transfer like block.io api. But because block.io only supports 3 currencies, it is not suitable for my project There is another wallet for my work? (Only ...
0
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1answer
37 views

How can get balance for btc/bch address and block?

How can get balance for btc/bch address and block ? Similar to web3.eth.getBalance for Ethereum
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1answer
25 views

how to place a bitforex api buy order

I have read the documentation for BitForex on placing a buy order here: https://github.com/bitforexapi/API_Doc_en/wiki/Order Then after understanding that, I read the API Call Description ...
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0answers
21 views

reusing an address how can I get the confirmations

I would like to reuse an address I was thinking of using blockchain.info api which returns the amount sent to the address if confirmation reach the set parameter. When I send more BTC to the same ...
0
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1answer
43 views

testnet.blockchain.info api not showing latest results?

I sent a transaction to the testnet address mzWCWQU6phb9rKSAiQ4FBU92sGYtY7tjPH a few days ago and I have been using the testnet.blockchain.info api for a while now in my project. It was working fine ...
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0answers
28 views

How to getbalance for any existing bitcoin address, without long wait

I am new to bitcoin. I've read multiple articles and posts on forums and unfortunately I haven't found the answer I am looking for. Some back story... I just bought a 2TB SSD storage, and installed ...
0
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1answer
37 views

Bitcoin core and transaction fees

I'm using combination of 'createrawtransaction' and 'fundrawtransaction' API calls to create my transactions. I don't pass 'feeRate' option to 'fundrawtransaction' and rely on bitcoin wallet to figure ...
0
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0answers
30 views

Bitstamp API to determine is orderId has been cancelled or not?

I am running a trading bot using nodejs to call APIs of some of the popular exchange like Bitstamp. I am unable to find an API which can help me in concluding if an order has been canceled or not? I ...
1
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1answer
149 views

Coinbase Pro historical data not working

I'm trying to pull historic data from the Coinbase Pro api using Python with the cbpro package. For some reason I either hit an error, or can only pull data from the last 350 days. If I run the ...
0
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1answer
49 views

Coimarketcap api data different from coinmarketcap.com

I am using popular Coinmarketcap API request: https://pro-api.coinmarketcap.com/v1/cryptocurrency/listings/latest?limit=100&convert=ETH In response percentChangeFor24h and some other parameters ...
0
votes
1answer
383 views

How to get BTC and ETH prices from Binance in Google Sheets?

I've been using the CRYPTOFINANCE() function in Google Sheets for a while but I can't seem to find out how to pull data from my exchange (Binance). I'm specifically looking for the BTC/USD and ETH/...
1
vote
1answer
37 views

How to paginate through api?

I have looked at the following link:https://dashblockexplorer.com/api/txs/?block=990001, and I am wondering how to paginate. You may notice that pageTotal is equal to 5.
0
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1answer
41 views

Blockchain endpoint working

I wanna clear this thing that how blocks are retrieved and created in from the nodes using an end point. The end point is basically centralized and have nothing to do with network if i'm not wrong. Is ...
-1
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1answer
23 views

What does PreviousTxnID refer to in Ripple API?

What does the field PreviousTxnID refer to? Does it refer to the most recent transaction? Not sure what it specifically means. Help would be appreciated.
1
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0answers
15 views

How do I find my b64secret from GDAX API? [closed]

How did I find the b64secret that is automatically generated by GDAX API? I have a passphrase and API key that I got from GDAX, but I don't know what/where the b64secret is. The documentation says ...
0
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1answer
60 views

Bitcoin Pro API - How do you format start/end time for Historic Data?

I don't understand how to format the start and end time per https://docs.pro.coinbase.com/#get-historic-rates The sample time is "1415398768" which makes no intuitive sense to me, and when I tried ...
1
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2answers
78 views

Specified data directory does not exist - but it does…

anyone ever had a similar issue where the directory exists but bitcoin-cli isn't recognizing it? Perhaps this is related to me setting the folder up as a symlink to my external HDD? Thank you! ...
0
votes
1answer
25 views

From an app development and API point of view, are there other cryptocurrencies which are the same as bitcoin?

I would guess that some other coins copied bitcoin source code or design. The crux is if you develop applications for bitcoin (using the various apis, will they work with any other coins with just ...
1
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1answer
26 views

Why is input number non-existent in bitcoin API?

Why when I use this public Bitcoin Api to practice a command, the input value of BTC does not show up? API Call can be found here: API Website Transaction from block explorer can be found here: ...
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2answers
23 views

Start and end parameters in historical price data request are ignored

I trying to do some testing on historical coinbase data. Because I can only get 300 datapoints per request. Im looping the request and change the start and end paramter to got backwards. My requests ...
1
vote
1answer
210 views

Derive next HD segwit address from xpub/ypub

I've been using the smartbit api to derive the next receiving address for a while now. However it only works for Legacy addresses and not Segwit addresses. I now have a Ledger Nano s and need a ...
1
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0answers
35 views

blockchain.info API response is coming with a big delay [closed]

I'm using blockchain.info API on my shop. Everything was fine until about 2 weeks ago. The whole procedure and the issue is: - When a customer place an order, a btc address is created and customer ...
0
votes
1answer
102 views

Segwit txin. Witness data association

I am trying to learn more about the bitcoin protocol and I am writing some python software to make a light wallet. I have advanced quite far and I have come across something that I dont really ...
0
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1answer
154 views

Account system is deprecated. Now, how can we set a “from account” when using the “sendmany” function?

Currently I have been faced with a problem from the update of Bitcoin Core. As you may know, in the recent update, Bitcoin Core deprecated the concept of account belonging to each node. Hence, I ...
6
votes
1answer
48 views

In the Ardor API, how can one return more than 100 results from an API call?

Currently the Ardor API, limits results of 100 at a time. Is there a way to return more than 100 results using the api calls?
0
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1answer
82 views

Bitfinex get Trading Fees via API

After placing a market order, I got its order_id & checked its status via this end point /v1/order/status and I got the following: Array ( [id] => 18141116927 [cid] => 43611135723 [cid_date]...
1
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1answer
44 views

Question Regarding Send_to_many function of blockchain wallet api

I am using send to many function of blockchain wallet api and i am facing issue. when upto 20 transaction done then after i get error in terminal that 1538652825520 - error: ERR_PUSHTX ...
1
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0answers
25 views

What is required to list market data from cryptocurrency? [closed]

I am trying to create a cryptocurrency market capitalization list similar to coinchangelly.com . Where could I obtain their APIs and how do I list much more coins than others?
0
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1answer
635 views

How to estimate/get network fees via blockchain.info API?

I am using blockchain.info API to send payments. but i need to know that what will I be charged by the network. So any way to get the network fee with specific amount to sent.. or how to generate it ...
2
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0answers
382 views

Get crypto-currency price at a timestamp without limits

I'm trying to get the price of a crypto-currency at a specific timestamp. So I used the API cryptocompare : https://www.cryptocompare.com/api/# For example : https://min-api.cryptocompare.com/...
1
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0answers
62 views

Bitfinex Api limit server or individual ip address [closed]

I'm using the Bitfinex API to create a website with prices of the cryptocurrencies on there. Their website says they have a 90 request limit per minute per ip address. Since I will be putting the ...
1
vote
1answer
35 views

What is the best language to use for making API orders? [closed]

I have heard that python is at a disadvantage when it comes to making API requests. It’s built on C which makes it slower. Are there any languages that are low level enough to make fast requests and ...
2
votes
1answer
157 views

What is the right method to calculate Relative Strength Index (RSI) for incoming real time data?

I am working on a trading bot that computes values for several indicators including the RSI. I subscribe to real time minute-level market data from an exchanges, and as new data arrives, I get the ...
1
vote
1answer
32 views

Is there a website / api where I can access historic coinbase data? [closed]

Is there a website / api where I can access historic coinbase data for Bitcoin? I know about blockchair.com but they charge for the coinbase data. Anywhere that supplies this for free?
1
vote
1answer
184 views

How to create wallet in Electrum programmatically?

I want to create new wallet using Electrum-apis. I have gone through the documentation given here but didn't found any method to create a new wallet or an address. Can someone please clarify how I ...
2
votes
1answer
60 views

Different balances in API block explorers for BTC

BTC.com block explorer shows bigger balance than for example Insight or Blockchair. For example: https://btc.com/1FLDCfr9iG7n6bAdGsqBXmhaLgC4aSze72 https://insight.bitpay.com/address/...
0
votes
1answer
100 views

Calculate fees with Blocktrail/btc.com SDK

First of all hi and thanks for your support and your time. I want to calculate the fees of a blocktrail transaction with blocktrail SDK, before making the transaction, in order to let the recipient ...
1
vote
1answer
95 views

Is it required to have an electrum account for electrum api usage?

Is it necessary to have an account on electrum in order to build a custom BTC wallet interface using electrum-apis where user can create multiple wallets, address, send/receive transactions? Or, ...
0
votes
2answers
104 views

Does Electrum use Bitcore Apis as it's backend?

Does Electrum use Bitcore Apis as it's backend or not? If not, then what is the purpose of developing Electrum when Bitcore Apis provides all the features Electrum has (like HD wallets and master ...
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0answers
38 views

api blockchain.info receive confirmations count info about transaction

I am making some simple pament gateway using bitcoinchain.info public api. I am generating a new address and after that checking one time per minute the status of this address with https://www....
-1
votes
1answer
344 views

I'm Searching cryptocurrency exchange api [closed]

We want complete cryptocurrency trading service from api requirement all api where we can integrate all services in my UI. long story in short we want any service provider backend in our UI. API ...
0
votes
1answer
119 views

How Master seed is generated using Bitcore API?

Can someone please explain how to get Master Seed when a new HD keys is created using Bitcore APIs? My purpose is to implement wallet service in my application using Bitcore APIs. Refer this link ...
0
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1answer
35 views

Prioritizing BTC transactions using Bitcore APIs

I’m planning to give a feature in my application where a user can select type of priority (Fast, Average or Slow) for their transactions. How can I get fee required for each type? Does Bitcore API ...
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0answers
247 views

List All the transactions of an adress - API

I am looking for a way to list all the transactions of an address. For instance, if we use the Blokchain.info API we get: url='https://blockchain.info/rawaddr/1PFtrRjbq4aLfM7k4tyLZ3ZAuTsgLr6Q8Q' ...
0
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2answers
121 views

Bitcoin Transaction using API with Custom Fees

I want to transfer Bitcoin from one individual address to another using API. But I want to set Transaction fees as per my requirement. So How can I do it ? Right now I am using blockchain-transaction ...