What can you do with Blockchain APIs?
The returned object will contain recently created block height,
hash, and optimized fee information.
hash, and optimized fee information.
Code Samples:
GET /v1/btc/block
Host: api.blocksdk.com
Content-Type: application/json
X-API-Key: my-api-key
Response Body:
{
"height":613641,
"bestblockhash":"0000000000000000000c25dc5578fa3de6977dc9597c65414c56d7227157a8e3",
"prev_hash":"0000000000000000000c9f22305fd14cbe72b23b2d9c247b5edd80ae16517caa",
"unconfirmed_count":2594,
"low_fee_per_kb":0.00011,
"medium_fee_per_kb":0.00018,
"high_fee_per_kb":0.0002
}
"height":613641,
"bestblockhash":"0000000000000000000c25dc5578fa3de6977dc9597c65414c56d7227157a8e3",
"prev_hash":"0000000000000000000c9f22305fd14cbe72b23b2d9c247b5edd80ae16517caa",
"unconfirmed_count":2594,
"low_fee_per_kb":0.00011,
"medium_fee_per_kb":0.00018,
"high_fee_per_kb":0.0002
}
The returned object contains information about the block
Code Samples:
GET /v1/btc/block/613641
Host: api.blocksdk.com
Content-Type: application/json
X-API-Key: my-api-key
Response Body:
{
"hash":"0000000000000000000c25dc5578fa3de6977dc9597c65414c56d7227157a8e3",
"confirmations":4,
"height":613641,
"time":1579492627,
"tx":[...],
"tx_count":2625,
"input_total":2740.85720379,
"input_count":5096,
"out_total":2740.80292946,
"out_count":9266,
"fee_per_kb":0.00004082,
"fee_total":0.05427433,
"generation":12.5,
"reward":12.55427433,
"size":1329761,
"prev_hash":"0000000000000000000c9f22305fd14cbe72b23b2d9c247b5edd80ae16517caa",
"next_hash":"0000000000000000000160ab173363853dff9267a7ceb55fa3b4f10ec6aeb242"
}
"hash":"0000000000000000000c25dc5578fa3de6977dc9597c65414c56d7227157a8e3",
"confirmations":4,
"height":613641,
"time":1579492627,
"tx":[...],
"tx_count":2625,
"input_total":2740.85720379,
"input_count":5096,
"out_total":2740.80292946,
"out_count":9266,
"fee_per_kb":0.00004082,
"fee_total":0.05427433,
"generation":12.5,
"reward":12.55427433,
"size":1329761,
"prev_hash":"0000000000000000000c9f22305fd14cbe72b23b2d9c247b5edd80ae16517caa",
"next_hash":"0000000000000000000160ab173363853dff9267a7ceb55fa3b4f10ec6aeb242"
}
The returned object contains information about the address
Code Samples:
GET /v1/btc/address/34KoFPj1NAx6m4VPns5QzUg4xG6RkKsZv2
Host: api.blocksdk.com
Content-Type: application/json
X-API-Key: my-api-key
Response Body:
{
"address":"34KoFPj1NAx6m4VPns5QzUg4xG6RkKsZv2",
"tx":[...],
"tx_count":9,
"received_count":6,
"received_total":6,
"received_unconfirmed":0,
"spent_count":3,
"spent_total":3.6,
"spent_unconfirmed":0,
"balance":2.4,
"unconfirmed_count":0,
"first_time":1579348904,
"last_time":1579496520
}
"address":"34KoFPj1NAx6m4VPns5QzUg4xG6RkKsZv2",
"tx":[...],
"tx_count":9,
"received_count":6,
"received_total":6,
"received_unconfirmed":0,
"spent_count":3,
"spent_total":3.6,
"spent_unconfirmed":0,
"balance":2.4,
"unconfirmed_count":0,
"first_time":1579348904,
"last_time":1579496520
}
The returned object contains information about the transaction
Code Samples:
GET /v1/btc/transaction/92174acd21313f8744a89f83062dd0dc345b58e6fe70a4898135e5c4d3b1d970
Host: api.blocksdk.com
Content-Type: application/json
X-API-Key: my-api-key
Response Body:
{
"txid":"92174acd21313f8744a89f83062dd0dc345b58e6fe70a4898135e5c4d3b1d970",
"hash":"0b1a049b2210b4a861ca3a08b5cf42d0564cdc572a012cab2fdf0198c60d5d5c",
"version":1,
"size":380,
"vin":[...],
"total_in":4.10293973,
"vout":[...],
"total_out":4.10243973,
"total_out":4.10243973,
"in_count":1,
"out_count":2,
"fee":0.0005,
"fee_per_kb":0.00131579,
"locktime":0,
"block_hash":"00000000000000000003c042040dd63c131707c3ee90a77d88d717064b4a36f6",
"block_height":613447,
"time":1579372205,
"confirmations":199
}
"txid":"92174acd21313f8744a89f83062dd0dc345b58e6fe70a4898135e5c4d3b1d970",
"hash":"0b1a049b2210b4a861ca3a08b5cf42d0564cdc572a012cab2fdf0198c60d5d5c",
"version":1,
"size":380,
"vin":[...],
"total_in":4.10293973,
"vout":[...],
"total_out":4.10243973,
"total_out":4.10243973,
"in_count":1,
"out_count":2,
"fee":0.0005,
"fee_per_kb":0.00131579,
"locktime":0,
"block_hash":"00000000000000000003c042040dd63c131707c3ee90a77d88d717064b4a36f6",
"block_height":613447,
"time":1579372205,
"confirmations":199
}
BLOCK SDK PRICING
Start at no charge and change to monthly usage.
| Free | Small | Basic | Beta | Pro | Production | |
|---|---|---|---|---|---|---|
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Days POST
Daily POST Method Count
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3000 | 4000 | 9000 | 19000 | 40000 | 84000 |
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Rate Limit
The number of requests you can make in 1 second
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3/sec | 5/sec | 8/sec | 11/sec | 14/sec | 17/sec |
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Webhook Count
The number of requests you can make in 1 second
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300 | 1000 | 2000 | 5000 | 10000 | 22000 |
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CallBack/Hour
Maximum number of webhook callback calls in 1 hour
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150 | 400 | 800 | 1600 | 3200 | 7000 |
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Exchange Rates
Currency exchange rate api is available
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Block
You can inquire information about cryptocurrency blocks.
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Address
Address general information, generate addresses, address transactions
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Wallet
HD Wallets, create wallet, get wallet, list wallets, add address from a wallet
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WebHook
You can subscribe for the following events: confirmed tx, tx pool and transaction confirmations. We send you a call back with more details once any of these events happen.
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Transactions
Transaction details, block transactions, unconfirmed transactions, create transaction, sign transaction, send singed transaction, new transaction, transaction fees
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Support
Please feel free to contact us if you have any questions.
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Email Support | Priority Email | Priority Email | 3h response time | 2h response time | 1h response time |
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Days POST
Daily POST Method Count
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3000 | |||||
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Rate Limit
The number of requests you can make in 1 second
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3/sec | |||||
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Webhook Count
The number of requests you can make in 1 second
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300 |
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CallBack/Hour
Maximum number of webhook callback calls in 1 hour
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150 |
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Exchange Rates
Currency exchange rate api is available
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Block
You can inquire information about cryptocurrency blocks
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Address
Address general information, generate addresses, address transactions
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Wallet
HD Wallets, create wallet, get wallet, list wallets, add address from a wallet
|
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|
WebHook
You can subscribe for the following events: confirmed tx, tx pool and transaction confirmations. We send you a call back with more details once any of these events happen
|
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|
Transactions
Transaction details, block transactions, unconfirmed transactions, create transaction, sign transaction, send singed transaction, new transaction, transaction fees
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Support
Please feel free to contact us if you have any questions
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Email Support |
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How Can We Help?
Office address : 59, Hongsannam-ro, Wansan-gu, Jeonju-si, Jeollabuk-do, Republic of Korea, 54969
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- Need help?
- support@blocksdk.com
- General questions?
- contact@blocksdk.com