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<link:definition>1071 - Disclosure - Debt - Scheduled principal payments on total outstanding debt (Detail)</link:definition>
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<element name="RigettiMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_RigettiMember" substitutionGroup="xbrli:item" />
<element name="ForwardWarrantAgreementMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_ForwardWarrantAgreementMember" substitutionGroup="xbrli:item" />
<element name="AmpereComputingLlcMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_AmpereComputingLlcMember" substitutionGroup="xbrli:item" />
<element name="MeasurementInputProbabilityOfOccurringTheContingencyMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_MeasurementInputProbabilityOfOccurringTheContingencyMember" substitutionGroup="xbrli:item" />
<element name="ContingentEarnOutLiabilityFairValueDisclosure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" nillable="true" id="rgti_ContingentEarnOutLiabilityFairValueDisclosure" substitutionGroup="xbrli:item" xbrli:balance="credit" />
<element name="ForwardWarrantAgreementFairValueDisclosure" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" nillable="true" id="rgti_ForwardWarrantAgreementFairValueDisclosure" substitutionGroup="xbrli:item" xbrli:balance="debit" />
<element name="ContingentEarnOutLiabilityMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_ContingentEarnOutLiabilityMember" substitutionGroup="xbrli:item" />
<element name="ForwardWarrantAgreementLiabilityFairValueDisclosureMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_ForwardWarrantAgreementLiabilityFairValueDisclosureMember" substitutionGroup="xbrli:item" />
<element name="DerivativeWarrantLiabilitiesMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_DerivativeWarrantLiabilitiesMember" substitutionGroup="xbrli:item" />
<element name="ScheduleOfShareBasedCompensationRestrictedStockAndRestrictedStockUnitsActivityAbstract" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_ScheduleOfShareBasedCompensationRestrictedStockAndRestrictedStockUnitsActivityAbstract" substitutionGroup="xbrli:item" />
<element name="RestrictedStockUnitsTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_RestrictedStockUnitsTable" substitutionGroup="xbrldt:hypercubeItem" />
<element name="ScheduleOfShareBasedCompensationRestrictedStockAndRestrictedStockUnitsActivityLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_ScheduleOfShareBasedCompensationRestrictedStockAndRestrictedStockUnitsActivityLineItems" substitutionGroup="xbrli:item" />
<element name="TimeBasedVestingAwardMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_TimeBasedVestingAwardMember" substitutionGroup="xbrli:item" />
<element name="MarketBasedVestingAwardMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_MarketBasedVestingAwardMember" substitutionGroup="xbrli:item" />
<element name="StockOptionCommonShareExercisePrice" type="dtr-types:perShareItemType" abstract="false" xbrli:periodType="instant" nillable="true" id="rgti_StockOptionCommonShareExercisePrice" substitutionGroup="xbrli:item" />
<element name="PercentageOfTheCommonStockOfAllClassesOutstandingOnPrecedingYear" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="rgti_PercentageOfTheCommonStockOfAllClassesOutstandingOnPrecedingYear" substitutionGroup="xbrli:item" />
<element name="TwoThousandTwentyTwoEquityIncentivePlanMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_TwoThousandTwentyTwoEquityIncentivePlanMember" substitutionGroup="xbrli:item" />
<element name="CeoAwardMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_CeoAwardMember" substitutionGroup="xbrli:item" />
<element name="NetIncomeLossRelationToCommonStock" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="rgti_NetIncomeLossRelationToCommonStock" substitutionGroup="xbrli:item" xbrli:balance="credit" />
<element name="ConvertibleSeriesCPreferredStockMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_ConvertibleSeriesCPreferredStockMember" substitutionGroup="xbrli:item" />
<element name="ConvertibleSeriesC1PreferredStockMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_ConvertibleSeriesC1PreferredStockMember" substitutionGroup="xbrli:item" />
<element name="DeferredTaxLiabilitiesDepreciationAndAmortization" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" nillable="true" id="rgti_DeferredTaxLiabilitiesDepreciationAndAmortization" substitutionGroup="xbrli:item" xbrli:balance="debit" />
<element name="DeferredTaxLiabilitiesRightOfUseAssets" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" nillable="true" id="rgti_DeferredTaxLiabilitiesRightOfUseAssets" substitutionGroup="xbrli:item" xbrli:balance="debit" />
<element name="DeferredTaxAssetsRightOfUseLiabilities" type="xbrli:monetaryItemType" abstract="false" xbrli:periodType="instant" nillable="true" id="rgti_DeferredTaxAssetsRightOfUseLiabilities" substitutionGroup="xbrli:item" xbrli:balance="debit" />
<element name="EffectiveIncomeTaxRateReconciliationTransactionCosts" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="rgti_EffectiveIncomeTaxRateReconciliationTransactionCosts" substitutionGroup="xbrli:item" />
<element name="EffectiveIncomeTaxRateReconciliationFairMarketValueAdjustment" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="rgti_EffectiveIncomeTaxRateReconciliationFairMarketValueAdjustment" substitutionGroup="xbrli:item" />
<element name="EffectiveIncomeTaxRateReconciliationGoodwillImpairment" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="rgti_EffectiveIncomeTaxRateReconciliationGoodwillImpairment" substitutionGroup="xbrli:item" />
<element name="PeriodAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_PeriodAxis" substitutionGroup="xbrldt:dimensionItem" />
<element name="PeriodDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_PeriodDomain" substitutionGroup="xbrli:item" />
<element name="CurrentYearMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_CurrentYearMember" substitutionGroup="xbrli:item" />
<element name="PreviousYearMember" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_PreviousYearMember" substitutionGroup="xbrli:item" />
<element name="SummaryOfIncomeTaxesInformationTable" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_SummaryOfIncomeTaxesInformationTable" substitutionGroup="xbrldt:hypercubeItem" />
<element name="SummaryOfIncomeTaxesInformationLineItems" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_SummaryOfIncomeTaxesInformationLineItems" substitutionGroup="xbrli:item" />
<element name="NumberOfEmployees" type="xbrli:integerItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="rgti_NumberOfEmployees" substitutionGroup="xbrli:item" />
<element name="PercentageOfReductionInEmployees" type="dtr-types:percentItemType" abstract="false" xbrli:periodType="duration" nillable="true" id="rgti_PercentageOfReductionInEmployees" substitutionGroup="xbrli:item" />
<element name="WeightedAverageSharePriceAxis" type="xbrli:stringItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_WeightedAverageSharePriceAxis" substitutionGroup="xbrldt:dimensionItem" />
<element name="WeightedAverageSharePriceDomain" type="dtr-types:domainItemType" abstract="true" xbrli:periodType="duration" nillable="true" id="rgti_WeightedAverageSharePriceDomain" substitutionGroup="xbrli:item" />
</schema>
