Net loss per share - Schedule of Common Stock Excluded From Computation of Diluted Net Loss per Share (Details) - shares	3 Months Ended	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares from the computation of diluted net loss per share	6,755,745	36,916,052
Options to purchase common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares from the computation of diluted net loss per share	5,673,128	4,512,084
Unvested restricted common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares from the computation of diluted net loss per share	749,816
Warrants to purchase common stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares from the computation of diluted net loss per share	286,324	55,835
Options to purchase common stock under ESPP
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares from the computation of diluted net loss per share	46,477
Redeemable convertible preferred stock (as converted to common stock)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares from the computation of diluted net loss per share		31,104,299
Warrants to purchase preferred stock (as converted to warrants to purchase common stock)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common shares from the computation of diluted net loss per share		1,243,834