Cover	9 Months Ended
	Sep. 30, 2024 shares
Cover [Abstract]
Document Type	10-Q
Amendment Flag	false
Document Quarterly Report	true
Document Transition Report	false
Document Period End Date	Sep. 30, 2024
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2024
Current Fiscal Year End Date	--12-31
Entity File Number	001-40723
Entity Registrant Name	Collective Audience, Inc.
Entity Central Index Key	0001854583
Entity Tax Identification Number	86-2861807
Entity Incorporation, State or Country Code	DE
Entity Address, Address Line One	85 Broad Street
Entity Address, Address Line Two	16-079
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10004
City Area Code	808
Local Phone Number	829-1057
Entity Current Reporting Status	No
Entity Interactive Data Current	Yes
Entity Filer Category	Non-accelerated Filer
Entity Small Business	true
Entity Emerging Growth Company	true
Elected Not To Use the Extended Transition Period	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding	22,672,030