<SUBMISSION>
<ACCESSION-NUMBER>0001085391-04-000001
<TYPE>3
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20040128
<FILING-DATE>20040202
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>8X8 INC /DE/
<CIK>0001023731
<ASSIGNED-SIC>3674
<IRS-NUMBER>770142404
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0331
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>2445 MISSION COLLEGE BLVD
<CITY>SANTA CLARA
<STATE>CA
<ZIP>95054
<PHONE>4087271885
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>2445 MISSION COLLEGE BLVD
<CITY>SANTA CLARA
<STATE>CA
<ZIP>95054
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>NETERGY NETWORKS INC
<DATE-CHANGED>20000912
</FORMER-COMPANY>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>8X8 INC
<DATE-CHANGED>19961023
</FORMER-COMPANY>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>MCNIFFE CHRIS J
<CIK>0001085391
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>3
<ACT>34
<FILE-NUMBER>000-21783
<FILM-NUMBER>04558935
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>C/O 8X8 INC
<STREET2>2445 MISSION COLLEGE BLVD
<CITY>SANTA CLARA
<STATE>CA
<ZIP>95054
<PHONE>4087271885
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>C/O 8X8 INC
<STREET2>2445 MISSION COLLEGE BLVD
<CITY>SANTA CLARA
<STATE>CA
<ZIP>95054
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2004-01-28</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001023731</issuerCik>
        <issuerName>8X8 INC /DE/</issuerName>
        <issuerTradingSymbol>eght</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001085391</rptOwnerCik>
            <rptOwnerName>MCNIFFE CHRIS J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O 8X8 INC</rptOwnerStreet1>
            <rptOwnerStreet2>2445 MISSION COLLEGE BLVD</rptOwnerStreet2>
            <rptOwnerCity>SANTA CLARA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95054</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14731</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ Chris McNiffe</signatureName>
        <signatureDate>2004-02-02</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
