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-1

You could use www.tatum.io to do all of that. We provide blockchain infrastructure and a simple, unified REST API that supports over 20 blockchains. You can do everything with a free plan, and upgrade to a paid plan when you need more that 5 API requests per second.


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You could sync a Bitcoin Core node, and run a JSON-RPC server to request new addresses, and check for payment status, etc. You can use SSL and restrict connections only to localhost for added security. https://en.bitcoin.it/wiki/API_reference_(JSON-RPC)


0

I know this is an old question, but for anyone reading currently: api.fullstack.cash offers an endpoint for this, but this is mainly a paid API service, and isn't always free. https://api.fullstack.cash/docs/#api-ElectrumX_/_Fulcrum-Transactions_for_an_array_of_addresses


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I've had the same issue after restoring from wallet.dat. It's probably a bug described in https://github.com/bitcoin/bitcoin/issues/20293. Possible way to fix it is by setting an empty label to the address that became change: bitcoin-cli setlabel "{address}" ""


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I will just throw it out here, there is a better way to do it, here above I was using Huobi SDK but I find using websocket without any external libraries better. A great template for websocket connection below: import gzip import json import pprint import threading import time import websocket def send_message(ws, message_dict): data = json.dumps(...


1

I don't know if there is an unlimited and free service as you looking for, but you can easily setup your own Bitcoin node and make all the calls you want, in addition it helps the Bitcoin network to be healthier and safer. https://bitcoin.org/en/full-node https://github.com/bitcoin/bitcoin/blob/master/doc/REST-interface.md


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If you plan to using any API extensively I suggest installing bitcoin core and using RPC provided.


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getaddressinfo is a wallet RPC. It reports the information a specific wallet has about a receiving address it created. Without wallet, there is no information. It seems to me that it should not be that difficult to dump all the information that the local blockchain currently has for a given address, without the need for a wallet. The local blockchain ...


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