v3.25.2
Cover
Aug. 12, 2025
Document Information Line Items  
Entity Registrant Name DP Cap Acquisition Corp I
Entity Central Index Key 0001857803
Document Type 8-K
Amendment Flag false
Entity Emerging Growth Company true
Document Period End Date Aug. 12, 2025
Entity Ex Transition Period false
Entity File Number 001-41041
Entity Incorporation State Country Code E9
Entity Address Address Line 1 418 Broadway
Entity Address Address Line 2 #6895
Entity Address City Or Town Albany
Entity Address State Or Province NY
Entity Address Postal Zip Code 12207
City Area Code 929
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Local Phone Number 392-3578
Common Class A Ordinary Shares [Member]  
Document Information Line Items  
Security 12b Title Units, each consisting of one Class A ordinary share, par value $0.0001, and one-half of one redeemable warrant
Trading Symbol DPCSU
Class A Ordinary Shares Share [Member]  
Document Information Line Items  
Security 12b Title Class A ordinary shares, par value $0.0001 per share
Trading Symbol DPCS
Redeemable Warrants [Member]  
Document Information Line Items  
Security 12b Title Warrants, each whole warrant exercisable for one Class A ordinary share, each at an exercise price of $11.50 per share
Trading Symbol DPCSW