<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001228718</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001845022</issuerCik>
            <issuerName>COUCHBASE INC</issuerName>
            <secFileNumber>001-40601</secFileNumber>
            <issuerAddress>
                <ns2:street1>3250 Olcott Street</ns2:street1>
                <ns2:city>Santa Clara</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>95054</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>6504177500</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>JEFFREY EMANUEL EPSTEIN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Director</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>50000</noOfUnitsSold>
            <aggregateMarketValue>965000.00</aggregateMarketValue>
            <noOfUnitsOutstanding>50309880</noOfUnitsOutstanding>
            <approxSaleDate>07/25/2024</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>07/25/2024</acquiredDate>
            <natureOfAcquisitionTransaction>Exercise of Stock Options</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>50000</amountOfSecuritiesAcquired>
            <paymentDate>07/25/2024</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <remarks>The securities to be sold were and will be received upon the exercise of stock options over the next three months. The dates of acquisition and payment were and will be the dates of exercise/sale.&#13;
</remarks>
        <noticeSignature>
            <noticeDate>07/25/2024</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>03/11/2024</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Jeffrey Emanuel Epstein</signature>
        </noticeSignature>
    </formData>
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144
0001228718
XXXXXXXX
LIVE
0001845022
COUCHBASE INC
001-40601
3250 Olcott Street
Santa Clara
CA
95054
6504177500
JEFFREY EMANUEL EPSTEIN
Director
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
50000
965000.00
50309880
07/25/2024
NASDAQ
Common
07/25/2024
Exercise of Stock Options
Issuer
N
50000
07/25/2024
Cash
Y
The securities to be sold were and will be received upon the exercise of stock options over the next three months. The dates of acquisition and payment were and will be the dates of exercise/sale.
07/25/2024
03/11/2024
/s/ Jeffrey Emanuel Epstein