| Document and Entity Information | May 12, 2022 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | May 12, 2022 |
| Entity Registrant Name | DICE THERAPEUTICS, INC. |
| Entity Central Index Key | 0001645569 |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Entity File Number | 001-40794 |
| Entity Incorporation State Country Code | DE |
| Entity Tax Identification Number | 47-2286244 |
| Entity Address, Address Line One | 400 East Jamie Court |
| Entity Address, Address Line Two | Suite 300 |
| Entity Address, City or Town | South San Francisco |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94080 |
| City Area Code | 650 |
| Local Phone Number | 566-1420 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Security 12b Title | Common Stock, $0.0001 Par Value Per Share |
| Trading Symbol | DICE |
| Security Exchange Name | NASDAQ |
