| Cover | May 15, 2023 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | May 15, 2023 |
| Entity File Number | 001-41252 |
| Entity Registrant Name | T STAMP INC. |
| Entity Central Index Key | 0001718939 |
| Entity Tax Identification Number | 81-3777260 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 3017 Bolling Way NE |
| Entity Address, Address Line Two | Floors 1 and 2 |
| Entity Address, City or Town | Atlanta |
| Entity Address, State or Province | GA |
| Entity Address, Postal Zip Code | 30305 |
| City Area Code | 404 |
| Local Phone Number | 806-9906 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class A Common Stock, par value $0.01 per share |
| Trading Symbol | IDAI |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
