Bitcoin Address API

To register for an API key, login with your bitcoinwhoswho.com account then follow the Register API link, or go to Settings Menu > "API Key" to start.

Admin will verify your request and email your API Key. If you do not receive an email within 48 hours, check your spam folder or contact us via email. API requests are accepted from corporate email addresses only.

The free APIs are limited to 1 call per day. To access additional calls please email us at [email protected]
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Scam Bitcoin Address API (Blacklisted Bitcoin Addresses)
Returns all scam reports on the Bitcoin Address in JSON format.
 
API URL: https://www.bitcoinwhoswho.com/api/scam/api-key?address=your-bitcoin-address
 
In the above URL, replace 'api-key' with your API Key and 'your-bitcoin-address' with the address you need to get the scam report.
 
Example: https://bitcoinwhoswho.com/api/scam/api-key?address=1MX96CwmUJABMwAiU4PjSxjm1Avr2cDHPd
 
Optional argument 'image' with value 1 to return all scam reports with an image.
 
API URL With Image argument: https://www.bitcoinwhoswho.com/api/scam/api-key?address=your-bitcoin-address&image=1
Bitcoin Address URL API (Website Appearances)
Returns all urls on which the Bitcoin Address was found in JSON format.
 
API URL: https://www.bitcoinwhoswho.com/api/url/api-key?address=your-bitcoin-address
 
In the above URL, replace 'api-key' with your API Key and 'your-bitcoin-address' with the address you need to get the URLs list.
 
Example: https://bitcoinwhoswho.com/api/url/api-key?address=1MX96CwmUJABMwAiU4PjSxjm1Avr2cDHPd
Tag API
Returns tags using Bitcoin Address in JSON format. Same API can use to get the list of Bitcoin Address if you provide a Tag Text.
 
API URL TO SEE TAGS IN A BITCOIN ADDRESS: https://www.bitcoinwhoswho.com/api/tag/api-key?address=your-bitcoin-address
 
In the above URL, replace 'api-key' with your API Key and 'your-bitcoin-address' with the address you need to get the tag list.
 
Example: https://bitcoinwhoswho.com/api/tag/api-key?address=1MX96CwmUJABMwAiU4PjSxjm1Avr2cDHPd
 
API URL TO SEE BITCOIN ADDRESS LIST USING ANY TAG: https://www.bitcoinwhoswho.com/api/tag/api-key?text=your-tag-text
 
In the above URL, replace 'api-key' with your API Key and 'your-tag-text' with the Tag Text to see the bitcoin address list with your tag text.
 
Example: https://bitcoinwhoswho.com/api/tag/api-key?text=Ransome
Score API
Return Bitcoin Address score in JSON format.
 
API URL TO GET THE BITCOIN ADDRESS SCORE: https://www.bitcoinwhoswho.com/api/score/api-key?address=your-bitcoin-address
 
In the above URL, replace 'api-key' with your API Key and 'your-bitcoin-address' with the address to get the score.
 
Example: https://bitcoinwhoswho.com/api/score/api-key?address=1MX96CwmUJABMwAiU4PjSxjm1Avr2cDHPd