<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.26.1</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>204</ContextCount>
  <ElementCount>352</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>true</FootnotesReported>
  <SegmentCount>91</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>6</UnitCount>
  <MyReports>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>00000001 - Document - Cover</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Cover</Role>
      <ShortName>Cover</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R2.htm</HtmlFileName>
      <LongName>00000002 - Statement - CONSOLIDATED BALANCE SHEETS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ConsolidatedBalanceSheets</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>2</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R3.htm</HtmlFileName>
      <LongName>00000003 - Statement - CONSOLIDATED BALANCE SHEETS (Parenthetical)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ConsolidatedBalanceSheetsParenthetical</Role>
      <ShortName>CONSOLIDATED BALANCE SHEETS (Parenthetical)</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>3</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R4.htm</HtmlFileName>
      <LongName>00000004 - Statement - CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE (LOSS)/INCOME</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ConsolidatedStatementsOfOperationsAndComprehensiveLossincome</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE (LOSS)/INCOME</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>4</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R5.htm</HtmlFileName>
      <LongName>00000005 - Statement - CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ConsolidatedStatementsOfShareholdersEquity</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>5</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R6.htm</HtmlFileName>
      <LongName>00000006 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ConsolidatedStatementsOfCashFlows</Role>
      <ShortName>CONSOLIDATED STATEMENTS OF CASH FLOWS</ShortName>
      <MenuCategory>Statements</MenuCategory>
      <Position>6</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R7.htm</HtmlFileName>
      <LongName>999007 - Disclosure - Nature of business and organization</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/NatureOfBusinessAndOrganization</Role>
      <ShortName>Nature of business and organization</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>7</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R8.htm</HtmlFileName>
      <LongName>999008 - Disclosure - Summary of significant accounting policies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPolicies</Role>
      <ShortName>Summary of significant accounting policies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>8</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R9.htm</HtmlFileName>
      <LongName>999009 - Disclosure - Deconsolidation</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Deconsolidation</Role>
      <ShortName>Deconsolidation</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>9</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R10.htm</HtmlFileName>
      <LongName>999010 - Disclosure - Short-term investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Short-termInvestments</Role>
      <ShortName>Short-term investments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>10</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R11.htm</HtmlFileName>
      <LongName>999011 - Disclosure - Accounts receivable, net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/AccountsReceivableNet</Role>
      <ShortName>Accounts receivable, net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>11</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R12.htm</HtmlFileName>
      <LongName>999012 - Disclosure - Property and equipment, net</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/PropertyAndEquipmentNet</Role>
      <ShortName>Property and equipment, net</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>12</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R13.htm</HtmlFileName>
      <LongName>999013 - Disclosure - Long-term investments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Long-termInvestments</Role>
      <ShortName>Long-term investments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>13</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R14.htm</HtmlFileName>
      <LongName>999014 - Disclosure - Other payables and accrued liabilities</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/OtherPayablesAndAccruedLiabilities</Role>
      <ShortName>Other payables and accrued liabilities</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>14</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R15.htm</HtmlFileName>
      <LongName>999015 - Disclosure - Banking borrowings</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/BankingBorrowings</Role>
      <ShortName>Banking borrowings</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>15</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R16.htm</HtmlFileName>
      <LongName>999016 - Disclosure - Convertible notes payable</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://mlgo/role/ConvertibleNotesPayable</Role>
      <ShortName>Convertible notes payable</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>16</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R17.htm</HtmlFileName>
      <LongName>999017 - Disclosure - Related party transactions and balances</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/RelatedPartyTransactionsAndBalances</Role>
      <ShortName>Related party transactions and balances</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>17</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R18.htm</HtmlFileName>
      <LongName>999018 - Disclosure - Taxes</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Taxes</Role>
      <ShortName>Taxes</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>18</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R19.htm</HtmlFileName>
      <LongName>999019 - Disclosure - Concentration of risk</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ConcentrationOfRisk</Role>
      <ShortName>Concentration of risk</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>19</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R20.htm</HtmlFileName>
      <LongName>999020 - Disclosure - Leases</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Leases</Role>
      <ShortName>Leases</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>20</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R21.htm</HtmlFileName>
      <LongName>999021 - Disclosure - Shareholders??? equity</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ShareholdersEquity</Role>
      <ShortName>Shareholders??? equity</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>21</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R22.htm</HtmlFileName>
      <LongName>999022 - Disclosure - Warrants</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Warrants</Role>
      <ShortName>Warrants</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>22</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R23.htm</HtmlFileName>
      <LongName>999023 - Disclosure - Commitments and contingencies</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/CommitmentsAndContingencies</Role>
      <ShortName>Commitments and contingencies</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>23</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R24.htm</HtmlFileName>
      <LongName>999024 - Disclosure - Segments</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Segments</Role>
      <ShortName>Segments</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>24</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R25.htm</HtmlFileName>
      <LongName>999025 - Disclosure - Subsequent events</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SubsequentEvents</Role>
      <ShortName>Subsequent events</ShortName>
      <MenuCategory>Notes</MenuCategory>
      <Position>25</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R26.htm</HtmlFileName>
      <LongName>999026 - Disclosure - Summary of significant accounting policies (Policies)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesPolicies</Role>
      <ShortName>Summary of significant accounting policies (Policies)</ShortName>
      <MenuCategory>Policies</MenuCategory>
      <Position>26</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R27.htm</HtmlFileName>
      <LongName>999027 - Disclosure - Nature of business and organization (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/NatureOfBusinessAndOrganizationTables</Role>
      <ShortName>Nature of business and organization (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/NatureOfBusinessAndOrganization</ParentRole>
      <Position>27</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R28.htm</HtmlFileName>
      <LongName>999028 - Disclosure - Summary of significant accounting policies (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesTables</Role>
      <ShortName>Summary of significant accounting policies (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/SummaryOfSignificantAccountingPolicies</ParentRole>
      <Position>28</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R29.htm</HtmlFileName>
      <LongName>999029 - Disclosure - Deconsolidation (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/DeconsolidationTables</Role>
      <ShortName>Deconsolidation (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/Deconsolidation</ParentRole>
      <Position>29</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R30.htm</HtmlFileName>
      <LongName>999030 - Disclosure - Short-term investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Short-termInvestmentsTables</Role>
      <ShortName>Short-term investments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/Short-termInvestments</ParentRole>
      <Position>30</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R31.htm</HtmlFileName>
      <LongName>999031 - Disclosure - Accounts receivable, net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/AccountsReceivableNetTables</Role>
      <ShortName>Accounts receivable, net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/AccountsReceivableNet</ParentRole>
      <Position>31</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R32.htm</HtmlFileName>
      <LongName>999032 - Disclosure - Property and equipment, net (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/PropertyAndEquipmentNetTables</Role>
      <ShortName>Property and equipment, net (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/PropertyAndEquipmentNet</ParentRole>
      <Position>32</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R33.htm</HtmlFileName>
      <LongName>999033 - Disclosure - Long-term investments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Long-termInvestmentsTables</Role>
      <ShortName>Long-term investments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/Long-termInvestments</ParentRole>
      <Position>33</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R34.htm</HtmlFileName>
      <LongName>999034 - Disclosure - Other payables and accrued liabilities (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/OtherPayablesAndAccruedLiabilitiesTables</Role>
      <ShortName>Other payables and accrued liabilities (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/OtherPayablesAndAccruedLiabilities</ParentRole>
      <Position>34</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R35.htm</HtmlFileName>
      <LongName>999035 - Disclosure - Banking borrowings (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/BankingBorrowingsTables</Role>
      <ShortName>Banking borrowings (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/BankingBorrowings</ParentRole>
      <Position>35</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R36.htm</HtmlFileName>
      <LongName>999036 - Disclosure - Convertible notes payable (Tables)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://mlgo/role/ConvertibleNotesPayableTables</Role>
      <ShortName>Convertible notes payable (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/ConvertibleNotesPayable</ParentRole>
      <Position>36</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R37.htm</HtmlFileName>
      <LongName>999037 - Disclosure - Taxes (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/TaxesTables</Role>
      <ShortName>Taxes (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/Taxes</ParentRole>
      <Position>37</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R38.htm</HtmlFileName>
      <LongName>999038 - Disclosure - Leases (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/LeasesTables</Role>
      <ShortName>Leases (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/Leases</ParentRole>
      <Position>38</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R39.htm</HtmlFileName>
      <LongName>999039 - Disclosure - Warrants (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/WarrantsTables</Role>
      <ShortName>Warrants (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/Warrants</ParentRole>
      <Position>39</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R40.htm</HtmlFileName>
      <LongName>999040 - Disclosure - Segments (Tables)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SegmentsTables</Role>
      <ShortName>Segments (Tables)</ShortName>
      <MenuCategory>Tables</MenuCategory>
      <ParentRole>http://mlgo/role/Segments</ParentRole>
      <Position>40</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R41.htm</HtmlFileName>
      <LongName>999041 - Disclosure - Nature of business and organization (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/NatureOfBusinessAndOrganizationDetails</Role>
      <ShortName>Nature of business and organization (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/NatureOfBusinessAndOrganizationTables</ParentRole>
      <Position>41</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R42.htm</HtmlFileName>
      <LongName>999042 - Disclosure - Nature of business and organization (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/NatureOfBusinessAndOrganizationDetailsNarrative</Role>
      <ShortName>Nature of business and organization (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/NatureOfBusinessAndOrganizationTables</ParentRole>
      <Position>42</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R43.htm</HtmlFileName>
      <LongName>999043 - Disclosure - Summary of significant accounting policies (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesDetails</Role>
      <ShortName>Summary of significant accounting policies (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>43</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R44.htm</HtmlFileName>
      <LongName>999044 - Disclosure - Summary of significant accounting policies (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesDetails2</Role>
      <ShortName>Summary of significant accounting policies (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>44</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R45.htm</HtmlFileName>
      <LongName>999045 - Disclosure - Summary of significant accounting policies (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesDetails3</Role>
      <ShortName>Summary of significant accounting policies (Details 3)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>45</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R46.htm</HtmlFileName>
      <LongName>999046 - Disclosure - Summary of significant accounting policies (Details 4)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesDetails4</Role>
      <ShortName>Summary of significant accounting policies (Details 4)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>46</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R47.htm</HtmlFileName>
      <LongName>999047 - Disclosure - Summary of significant accounting policies (Details 5)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesDetails5</Role>
      <ShortName>Summary of significant accounting policies (Details 5)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>47</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R48.htm</HtmlFileName>
      <LongName>999048 - Disclosure - Summary of significant accounting policies (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative</Role>
      <ShortName>Summary of significant accounting policies (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SummaryOfSignificantAccountingPoliciesTables</ParentRole>
      <Position>48</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R49.htm</HtmlFileName>
      <LongName>999049 - Disclosure - Deconsolidation (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/DeconsolidationDetails</Role>
      <ShortName>Deconsolidation (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/DeconsolidationTables</ParentRole>
      <Position>49</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R50.htm</HtmlFileName>
      <LongName>999050 - Disclosure - Deconsolidation (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/DeconsolidationDetailsNarrative</Role>
      <ShortName>Deconsolidation (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/DeconsolidationTables</ParentRole>
      <Position>50</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R51.htm</HtmlFileName>
      <LongName>999051 - Disclosure - Short term investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ShortTermInvestmentsDetails</Role>
      <ShortName>Short term investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <Position>51</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R52.htm</HtmlFileName>
      <LongName>999052 - Disclosure - Short-term investments (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Short-termInvestmentsDetailsNarrative</Role>
      <ShortName>Short-term investments (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/Short-termInvestmentsTables</ParentRole>
      <Position>52</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R53.htm</HtmlFileName>
      <LongName>999053 - Disclosure - Accounts receivable, net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/AccountsReceivableNetDetails</Role>
      <ShortName>Accounts receivable, net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/AccountsReceivableNetTables</ParentRole>
      <Position>53</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R54.htm</HtmlFileName>
      <LongName>999054 - Disclosure - Accounts receivable, net (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/AccountsReceivableNetDetails1</Role>
      <ShortName>Accounts receivable, net (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/AccountsReceivableNetTables</ParentRole>
      <Position>54</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R55.htm</HtmlFileName>
      <LongName>999055 - Disclosure - Property and equipment, net (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/PropertyAndEquipmentNetDetails</Role>
      <ShortName>Property and equipment, net (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/PropertyAndEquipmentNetTables</ParentRole>
      <Position>55</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R56.htm</HtmlFileName>
      <LongName>999056 - Disclosure - Property and equipment, net (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/PropertyAndEquipmentNetDetailsNarrative</Role>
      <ShortName>Property and equipment, net (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/PropertyAndEquipmentNetTables</ParentRole>
      <Position>56</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R57.htm</HtmlFileName>
      <LongName>999057 - Disclosure - Long-term investments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Long-termInvestmentsDetails</Role>
      <ShortName>Long-term investments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/Long-termInvestmentsTables</ParentRole>
      <Position>57</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R58.htm</HtmlFileName>
      <LongName>999058 - Disclosure - Long-term investments (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/Long-termInvestmentsDetailsNarrative</Role>
      <ShortName>Long-term investments (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/Long-termInvestmentsTables</ParentRole>
      <Position>58</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R59.htm</HtmlFileName>
      <LongName>999059 - Disclosure - Other payables and accrued liabilities (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/OtherPayablesAndAccruedLiabilitiesDetails</Role>
      <ShortName>Other payables and accrued liabilities (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/OtherPayablesAndAccruedLiabilitiesTables</ParentRole>
      <Position>59</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R60.htm</HtmlFileName>
      <LongName>999060 - Disclosure - Other payables and accrued liabilities (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/OtherPayablesAndAccruedLiabilitiesDetailsNarrative</Role>
      <ShortName>Other payables and accrued liabilities (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/OtherPayablesAndAccruedLiabilitiesTables</ParentRole>
      <Position>60</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R61.htm</HtmlFileName>
      <LongName>999061 - Disclosure - Banking borrowings (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/BankingBorrowingsDetails</Role>
      <ShortName>Banking borrowings (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/BankingBorrowingsTables</ParentRole>
      <Position>61</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R62.htm</HtmlFileName>
      <LongName>999062 - Disclosure - Banking borrowings (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/BankingBorrowingsDetailsNarrative</Role>
      <ShortName>Banking borrowings (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/BankingBorrowingsTables</ParentRole>
      <Position>62</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R63.htm</HtmlFileName>
      <LongName>999063 - Disclosure - Convertible notes payable (Details)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://mlgo/role/ConvertibleNotesPayableDetails</Role>
      <ShortName>Convertible notes payable (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/ConvertibleNotesPayableTables</ParentRole>
      <Position>63</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R64.htm</HtmlFileName>
      <LongName>999064 - Disclosure - Convertible notes payable (Details Narrative)</LongName>
      <ReportType>Notes</ReportType>
      <Role>http://mlgo/role/ConvertibleNotesPayableDetailsNarrative</Role>
      <ShortName>Convertible notes payable (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/ConvertibleNotesPayableTables</ParentRole>
      <Position>64</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R65.htm</HtmlFileName>
      <LongName>999065 - Disclosure - Related party transactions and balances (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/RelatedPartyTransactionsAndBalancesDetailsNarrative</Role>
      <ShortName>Related party transactions and balances (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/RelatedPartyTransactionsAndBalances</ParentRole>
      <Position>65</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R66.htm</HtmlFileName>
      <LongName>999066 - Disclosure - Taxes (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/TaxesDetails</Role>
      <ShortName>Taxes (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/TaxesTables</ParentRole>
      <Position>66</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R67.htm</HtmlFileName>
      <LongName>999067 - Disclosure - Taxes (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/TaxesDetails1</Role>
      <ShortName>Taxes (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/TaxesTables</ParentRole>
      <Position>67</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R68.htm</HtmlFileName>
      <LongName>999068 - Disclosure - Taxes (Details 2)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/TaxesDetails2</Role>
      <ShortName>Taxes (Details 2)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/TaxesTables</ParentRole>
      <Position>68</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R69.htm</HtmlFileName>
      <LongName>999069 - Disclosure - Taxes (Details 3)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/TaxesDetails3</Role>
      <ShortName>Taxes (Details 3)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/TaxesTables</ParentRole>
      <Position>69</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R70.htm</HtmlFileName>
      <LongName>999070 - Disclosure - Taxes (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/TaxesDetailsNarrative</Role>
      <ShortName>Taxes (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/TaxesTables</ParentRole>
      <Position>70</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R71.htm</HtmlFileName>
      <LongName>999071 - Disclosure - Concentration of risk (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ConcentrationOfRiskDetailsNarrative</Role>
      <ShortName>Concentration of risk (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/ConcentrationOfRisk</ParentRole>
      <Position>71</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R72.htm</HtmlFileName>
      <LongName>999072 - Disclosure - Leases (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/LeasesDetails</Role>
      <ShortName>Leases (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/LeasesTables</ParentRole>
      <Position>72</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R73.htm</HtmlFileName>
      <LongName>999073 - Disclosure - Leases (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/LeasesDetailsNarrative</Role>
      <ShortName>Leases (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/LeasesTables</ParentRole>
      <Position>73</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R74.htm</HtmlFileName>
      <LongName>999074 - Disclosure - Shareholders??? equity (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/ShareholdersEquityDetailsNarrative</Role>
      <ShortName>Shareholders??? equity (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/ShareholdersEquity</ParentRole>
      <Position>74</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R75.htm</HtmlFileName>
      <LongName>999075 - Disclosure - Warrants (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/WarrantsDetails</Role>
      <ShortName>Warrants (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/WarrantsTables</ParentRole>
      <Position>75</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R76.htm</HtmlFileName>
      <LongName>999076 - Disclosure - Warrants (Details Narrative)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/WarrantsDetailsNarrative</Role>
      <ShortName>Warrants (Details Narrative)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/WarrantsTables</ParentRole>
      <Position>76</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R77.htm</HtmlFileName>
      <LongName>999077 - Disclosure - Segments (Details)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SegmentsDetails</Role>
      <ShortName>Segments (Details)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SegmentsTables</ParentRole>
      <Position>77</Position>
    </Report>
    <Report instance="microalgoinc_20f.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R78.htm</HtmlFileName>
      <LongName>999078 - Disclosure - Segments (Details 1)</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://mlgo/role/SegmentsDetails1</Role>
      <ShortName>Segments (Details 1)</ShortName>
      <MenuCategory>Details</MenuCategory>
      <ParentRole>http://mlgo/role/SegmentsTables</ParentRole>
      <Position>78</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File doctype="20-F" isDefinitelyFs="true" isUsgaap="true" original="microalgoinc_20f.htm">microalgoinc_20f.htm</File>
    <File>mlgo-20251231.xsd</File>
    <File>mlgo-20251231_cal.xml</File>
    <File>mlgo-20251231_def.xml</File>
    <File>mlgo-20251231_lab.xml</File>
    <File>mlgo-20251231_pre.xml</File>
  </InputFiles>
  <SupplementalFiles>
    <File>img_001.jpg</File>
    <File>img_002.jpg</File>
    <File>img_003.jpg</File>
  </SupplementalFiles>
  <BaseTaxonomies>
    <BaseTaxonomy items="888">http://fasb.org/us-gaap/2025</BaseTaxonomy>
    <BaseTaxonomy items="49">http://xbrl.sec.gov/dei/2025</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>true</HasCalculationLinkbase>
</FilingSummary>
