| Cover | Mar. 13, 2024 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Mar. 13, 2024 |
| Entity File Number | 001-41620 |
| Entity Registrant Name | GAXOS.AI INC. |
| Entity Central Index Key | 0001895618 |
| Entity Tax Identification Number | 87-3288897 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 101 Eisenhower Pkwy |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Roseland |
| Entity Address, State or Province | NJ |
| Entity Address, Postal Zip Code | 07068 |
| City Area Code | 973 |
| Local Phone Number | 275-7428 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Common Stock, par value $0.0001 |
| Trading Symbol | GXAI |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | true |
