| Cover | Oct. 25, 2024 |
| Cover [Abstract] | |
| Entity Registrant Name | Karbon-X Corp. |
| Entity Central Index Key | 0001729637 |
| Document Type | 8-K |
| Amendment Flag | false |
| Entity Emerging Growth Company | false |
| Document Period End Date | Oct. 25, 2024 |
| Entity File Number | 000-56002 |
| Entity Incorporation State Country Code | NV |
| Entity Tax Identification Number | 82-2882342 |
| Entity Address Address Line 1 | 510 5 Street SW |
| Entity Address Address Line 2 | Suite 910 |
| Entity Address City Or Town | Calgary |
| Entity Address Postal Zip Code | T2P 3S2 |
| City Area Code | 778) |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Local Phone Number | 256-5730 |
| Entity Address State Or Province | AB |
| Entity Address Country | CA |
