| Cover | Jul. 14, 2023 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Jul. 14, 2023 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-41218 |
| Entity Registrant Name | Andretti Acquisition Corp. |
| Entity Central Index Key | 0001843714 |
| Entity Tax Identification Number | 98-1578373 |
| Entity Incorporation, State or Country Code | E9 |
| Entity Address, Address Line One | 7615 Zionsville Road |
| Entity Address, City or Town | Indianapolis |
| Entity Address, State or Province | IN |
| Entity Address, Postal Zip Code | 46268 |
| City Area Code | 317 |
| Local Phone Number | 872-2700 |
| Written Communications | false |
| Soliciting Material | false |
| 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 |
| Units, each consisting of one Class A ordinary share, $0.0001 par value, and one-half of one redeemable public warrant | |
| Title of 12(b) Security | Units, each consisting of one Class A ordinary share, $0.0001 par value, and one-half of one redeemable public warrant |
| Trading Symbol | WNNR.U |
| Security Exchange Name | NYSE |
| Class A ordinary shares, $0.0001 par value | |
| Title of 12(b) Security | Class A ordinary shares, $0.0001 par value |
| Trading Symbol | WNNR |
| Security Exchange Name | NYSE |
| Public warrants, each whole warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share | |
| Title of 12(b) Security | Public warrants, each whole warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share |
| Trading Symbol | WNNR WS |
| Security Exchange Name | NYSE |
