v3.26.1
Cover
 12 Months Ended
Dec. 31, 2025
shares
Entity Addresses [Line Items]  
Document Type 20-F
Amendment Flag false
Document Registration Statement false
Document Annual Report true
Document Transition Report false
Document Shell Company Report false
Document Period End Date Dec. 31, 2025
Document Fiscal Period Focus FY
Document Fiscal Year Focus 2025
Current Fiscal Year End Date --12-31
Entity File Number 001-40024
Entity Registrant Name MicroAlgo Inc.
Entity Central Index Key 0001800392
Entity Incorporation, State or Country Code E9
Entity Address, Address Line One Unit 507
Entity Address, Address Line Two Building C
Entity Address, Address Line Three Taoyuan Street
Entity Address, City or Town Shenzhen
Entity Address, Country CN
Entity Address, Postal Zip Code 518052
Title of 12(b) Security Class A Ordinary share, $0.0000001 par value
Trading Symbol MLGO
Security Exchange Name NASDAQ
Entity Well-known Seasoned Issuer No
Entity Voluntary Filers No
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Non-accelerated Filer
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false
Document Accounting Standard U.S. GAAP
Entity Shell Company false
ICFR Auditor Attestation Flag false
Document Financial Statement Error Correction [Flag] false
Auditor Name ONESTOP ASSURANCE PAC
Auditor Firm ID 6732
Auditor Location Singapore
Class A Ordinary Shares [Member]  
Entity Addresses [Line Items]  
Entity Common Stock, Shares Outstanding 10,941,519
Class B Ordinary Shares [Member]  
Entity Addresses [Line Items]  
Entity Common Stock, Shares Outstanding 1,495,942
Business Contact [Member]  
Entity Addresses [Line Items]  
Entity Address, Address Line One Unit 507
Entity Address, Address Line Two Building C
Entity Address, Address Line Three Taoyuan Street
Entity Address, City or Town Shenzhen
Entity Address, Country CN
Entity Address, Postal Zip Code 518052
Country Region 86
City Area Code 0755
Local Phone Number 88600589
Contact Personnel Name Min Shu