| Cover | Apr. 06, 2023 |
| Cover [Abstract] | |
| Document Type | 6-K |
| Amendment Flag | false |
| Document Period End Date | Apr. 06, 2023 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-38421 |
| Entity Registrant Name | BIT DIGITAL, INC. |
| Entity Central Index Key | 0001710350 |
| Entity Address, Address Line One | 33 Irving Place |
| Entity Address, City or Town | New York |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10003 |
