| Cover | Oct. 19, 2023 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Oct. 19, 2023 |
| Entity File Number | 001-40009 |
| Entity Registrant Name | Quantum FinTech Acquisition Corporation |
| Entity Central Index Key | 0001830795 |
| Entity Tax Identification Number | 85-3286402 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 4221 W. Boy Scout Blvd. |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | Tampa |
| Entity Address, State or Province | FL |
| Entity Address, Postal Zip Code | 33607 |
| City Area Code | 813 |
| Local Phone Number | 257-9366 |
| Written Communications | true |
| Soliciting Material | true |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Common Stock [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | QFTA |
| Security Exchange Name | NYSEAMER |
| Warrant [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants, each warrant exercisable for one-half of one share of Common Stock at an exercise price of $11.50 |
| Trading Symbol | QFTAW |
| Security Exchange Name | NONE |
