Quarterly report pursuant to Section 13 or 15(d)

Cover Page

Cover Page - shares
3 Months Ended
Mar. 31, 2022
May 12, 2022
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2022  
Document Fiscal Year Focus 2022  
Document Fiscal Period Focus Q1  
Entity Registrant Name Rigetti Computing, Inc.  
Entity Central Index Key 0001838359  
Current Fiscal Year End Date --12-31  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 001-40140  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 88-0950636  
Entity Address, Address Line One 775 Heinz Avenue  
Entity Address, City or Town Berkeley  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 94710  
City Area Code 510  
Local Phone Number 210-5550  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   113,820,970
Common Stock [Member]    
Document Information [Line Items]    
Title of 12(b) Security Common Stock, $0.0001 par value per share  
Trading Symbol RGTI  
Security Exchange Name NASDAQ  
Public Warrant [Member]    
Document Information [Line Items]    
Title of 12(b) Security Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share  
Trading Symbol RGTIW  
Security Exchange Name NASDAQ