Cover - shares	3 Months Ended
	Mar. 31, 2023	May 05, 2023
Document Information [Line Items]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Mar. 31, 2023
Document Transition Report	false
Entity File Number	001-40213
Entity Registrant Name	Olo Inc.
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	20-2971562
Entity Address, Address Line One	99 Hudson Street
Entity Address, Address Line Two	10th Floor
Entity Address, City or Town	New York
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10013
City Area Code	212
Local Phone Number	260-0895
Title of 12(b) Security	Class A Common Stock, par value $0.001 per share
Trading Symbol	OLO
Security Exchange Name	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Central Index Key	0001431695
Amendment Flag	false
Document Fiscal Year Focus	2023
Current Fiscal Year End Date	--12-31
Document Fiscal Period Focus	Q1
Common Class A
Document Information [Line Items]
Entity Common Stock, Shares Outstanding (in shares)		104,449,461
Common Class B
Document Information [Line Items]
Entity Common Stock, Shares Outstanding (in shares)		57,535,360