Document and Entity Information
| Document and Entity Information | Apr. 23, 2024 |
| Document And Entity Information [Line Items] | |
| Security Exchange Name | NASDAQ |
| Amendment Flag | false |
| Entity Central Index Key | 0001847903 |
| Document Type | 8-K |
| Document Period End Date | Apr. 23, 2024 |
| Entity Registrant Name | CENTESSA PHARMACEUTICALS PLC |
| Entity Incorporation State Country Code | X0 |
| Entity File Number | 001-40445 |
| Entity Tax Identification Number | 98-1612294 |
| Entity Address, Address Line One | 3rd Floor |
| Entity Address, Address Line Two | 1 Ashley Road |
| Entity Address, Address Line Three | Altrincham |
| Entity Address, City or Town | Cheshire |
| Entity Address, Postal Zip Code | WA14 2DT |
| Entity Address, Country | GB |
| City Area Code | +1 (617) |
| Local Phone Number | 468 5770 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Fair Value Measured at Net Asset Value Per Share [Member] | |
| Document And Entity Information [Line Items] | |
| Security Exchange Name | NASDAQ |
| Security 12b Title | Ordinary shares, nominal value £0.002 per share |
| Trading Symbol | CNTA |
| Adr [Member] | |
| Document And Entity Information [Line Items] | |
| Security Exchange Name | NASDAQ |
| Security 12b Title | American Depositary Shares, each representing one ordinary share, nominal value £0.002 per share |
| Trading Symbol | CNTA |