<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
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        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001987548</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>GAC ACQUISITION LLC</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>97589</noOfUnitsSold>
            <aggregateMarketValue>886108.12</aggregateMarketValue>
            <noOfUnitsOutstanding>49770639</noOfUnitsOutstanding>
            <approxSaleDate>12/12/2024</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>03/11/2021</acquiredDate>
            <natureOfAcquisitionTransaction>Private Acquisition from Issuer/Affiliate</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>97589</amountOfSecuritiesAcquired>
            <paymentDate>03/11/2021</paymentDate>
            <natureOfPayment>Cash</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>12/12/2024</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Zahid Rahimtoola</signature>
        </noticeSignature>
    </formData>
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144
0001987548
XXXXXXXX
LIVE
0001816581
OUSTER, INC.
001-39463
350 Treat Avenue
San Francisco
CA
94110
(415) 949-0108
GAC ACQUISITION LLC
Director
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
97589
886108.12
49770639
12/12/2024
NYSE
Common
03/11/2021
Private Acquisition from Issuer/Affiliate
Issuer
N
97589
03/11/2021
Cash
Y
12/12/2024
/s/ Zahid Rahimtoola