<?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>0001857912</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001816581</issuerCik>
            <issuerName>OUSTER, INC.</issuerName>
            <secFileNumber>001-39463</secFileNumber>
            <issuerAddress>
                <ns2:street1>350 Treat Avenue</ns2:street1>
                <ns2:city>San Francisco</ns2:city>
                <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                <ns2:zipCode>94110</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(415) 949-0108</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>NATHAN DICKERMAN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>E*TRADE FINANCIAL CORPORATION</name>
                <address>
                    <ns2:street1>3 EDISON DRIVE</ns2:street1>
                    <ns2:city>ALPHARETTA</ns2:city>
                    <ns2:stateOrCountry>GA</ns2:stateOrCountry>
                    <ns2:zipCode>30005</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>9018</noOfUnitsSold>
            <aggregateMarketValue>56217.31</aggregateMarketValue>
            <noOfUnitsOutstanding>39501552</noOfUnitsOutstanding>
            <approxSaleDate>08/17/2023</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>03/11/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>943</amountOfSecuritiesAcquired>
            <paymentDate>03/11/2023</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>06/11/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>7131</amountOfSecuritiesAcquired>
            <paymentDate>06/11/2023</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <acquiredDate>12/11/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>945</amountOfSecuritiesAcquired>
            <paymentDate>12/11/2022</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>NATHAN DICKERMAN</name>
                <address>
                    <ns2:street1>350 Treat Avenue</ns2:street1>
                    <ns2:city>San Francisco</ns2:city>
                    <ns2:stateOrCountry>CA</ns2:stateOrCountry>
                    <ns2:zipCode>94110</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>COMMON</securitiesClassTitle>
            <saleDate>06/12/2023</saleDate>
            <amountOfSecuritiesSold>3880</amountOfSecuritiesSold>
            <grossProceeds>21966.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>08/17/2023</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>05/16/2023</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Nathan James  Dickerman</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
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144
0001857912
XXXXXXXX
LIVE
0001816581
OUSTER, INC.
001-39463
350 Treat Avenue
San Francisco
CA
94110
(415) 949-0108
NATHAN DICKERMAN
Officer
Common
E*TRADE FINANCIAL CORPORATION
3 EDISON DRIVE
ALPHARETTA
GA
30005
9018
56217.31
39501552
08/17/2023
NYSE
COMMON
03/11/2023
Restricted Stock
ISSUER
N
943
03/11/2023
Not Applicable
COMMON
06/11/2023
Restricted Stock
ISSUER
N
7131
06/11/2023
Not Applicable
COMMON
12/11/2022
Restricted Stock
ISSUER
N
945
12/11/2022
Not Applicable
N
NATHAN DICKERMAN
350 Treat Avenue
San Francisco
CA
94110
COMMON
06/12/2023
3880
21966.00
08/17/2023
05/16/2023
/s/ Nathan James  Dickerman