established · 0.0 market industry

Government

Score 26.6 / 100 335 providers +10 via APIs 143 APIs Search apis.io →
Variants seen in the corpus: Governmentgovernment

Providers using this tag (335)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Strong 16 Solid coverage with minor gaps
EPA — U.S. Environmental Protection AgencyEnvironmentalOpen DataAir Quality22 APIs65.2La Poste GroupeCompanyLogisticsShippingPackage Tracking9 APIs64.5AffindaArtificial IntelligenceDocument ProcessingIntelligent Document ProcessingIDP4 APIs63.1General Services AdministrationFederal-GovernmentProcurementAcquisitionOpen Data32 APIs62.2SeekrArtificial IntelligenceGenerative AIAgentsLLM8 APIs61.3Consumer Data Right (Energy)EnergyAustraliaUtilitiesElectricity6 APIs60.6StarbridgeCompanyArtificial IntelligenceSales IntelligenceGo-To-Market1 API59.2Ordnance SurveyReal-EstateUnited KingdomLand RegistryGeospatial10 APIs57.9StotlesCompanyProcurementPublic Sector2 APIs57.7AccelaGovTechPermittingLicensing15 APIs57.4Democracy WorksCivic TechElectionsNon-Profit3 APIs56.6HM Land RegistryReal-EstateUnited KingdomLand RegistryOpen Data11 APIs56.2EU Open Data PortalOpen DataSPARQLEU6 APIs55.4Method SecurityCompanySecurityCybersecurityOffensive Security1 API55.1Login.govFederalGSAIdentity2 APIs54.8UnqorkCompanyNo-CodeLow-CodeApplication Development1 API54.3
Developing 58 Usable, with meaningful gaps to close
Federal Aviation AdministrationTravelUnited StatesAviationAirports4 APIs54.2FormAssemblyFormsData CollectionSalesforceEnterprise1 API53.9US Census BureauFederalDemographicsStatistics7 APIs53.0ArtemisExplorationLunarMoonNASA1 API52.5PolyteiaCompanyAi Enterprise SoftwareGovTechPublic Sector1 API52.5SIMBA ChainCompanyBlockchainSupply ChainTraceability4 APIs52.3U.S. Department of TransportationTravelUnited StatesAviationAirlines5 APIs52.0GovlyCompanyPublic SectorProcurement1 API51.9ACMATelecommunicationsAustraliaRegulatorSpectrum1 API51.8Bargo Congress Trades APICongressFinanceStocks2 APIs51.7RegScaleCompanyComplianceGovernance Risk and ComplianceContinuous Controls Monitoring3 APIs50.9ID.meCompanyIdentityIdentity VerificationAuthentication2 APIs50.3NationGraphCompanySales IntelligencePublic Sector1 API50.0EIAEnergyUnited StatesEnergy MarketsElectricity1 API49.8NSW Land Registry ServicesReal-EstateAustraliaLand RegistryTitle3 APIs49.5OpenGovGovTechPublic SectorPermitting12 APIs49.5KodexCompanyLaw EnforcementComplianceLegal2 APIs49.4HUD - US Department of Housing and Urban DevelopmentHousingFair Market RentMortgage5 APIs48.4OpendatasoftOpen DataDatasetsPublic DataOData1 API48.4FERCEnergyUnited StatesEnergy MarketsElectricity2 APIs47.6i6eal Open AI Data APIArtificial IntelligenceOpen DataPublic PolicyRegulations1 API47.4UK Civil Aviation AuthorityTravelUnited KingdomAviationAirline1 API47.1Aleph AlphaCompanyArtificial IntelligenceMachine-LearningLarge Language Models6 APIs46.9USGS Water ServicesWaterStreamflowGroundwaterWater Quality1 API46.4openFDAFDAFood and Drug AdministrationDrug SafetyAdverse Events17 APIs45.8Congress.gov APILegislativeCongressBills1 API45.6HMRC UK Tax AuthorityMaking Tax DigitalRegulatoryTax1 API45.6GOV.UK PayPaymentsUKPublic Sector1 API45.4SEC EDGARFinancial DataSECEDGARPublic Company Filings3 APIs44.9Department of EnergyEnergyRenewable EnergyElectricity1 API44.8HHS (US Department of Health and Human Services)HealthPublic HealthGrantsInteroperability1 API44.8Vayana NetworkCompanyTrade FinanceSupply Chain FinanceTax Compliance1 API44.6Australian Energy RegulatorEnergyAustraliaUtilitiesElectricity2 APIs43.9GOV.UK NotifyNotificationEmailSMSText Messages1 API43.7British Columbia Data CatalogueOpen DataCanadian GovernmentBritish Columbia1 API43.5Library of CongressLibraryCongressLegislative Data2 APIs43.4VA LighthouseVeterans AffairsVeteransHealthcare22 APIs43.1NOAA — National Oceanic and Atmospheric AdministrationWeatherClimateOceanSpace Weather1 API43.0CMS Blue Button 2.0Blue ButtonCARINMedicareFHIR1 API42.7NHS DigitalNHSHealthFHIRUK3 APIs42.6CMS — Centers for Medicare & Medicaid ServicesHealthcareMedicareMedicaidFHIR10 APIs42.4Swiss Food Composition DatabaseFoodNutritionfood-compositionHealth2 APIs41.9NOAAWeatherClimateForecastAlerts2 APIs41.8Ask SageCompanyArtificial IntelligenceGenerative AILarge Language Models2 APIs41.7Chronicling AmericaNewspapersHistoricalArchivesLibrary of Congress1 API41.3FiscalNoteLegislationPolicyPolitical Intelligence4 APIs41.1Consumer Financial Protection Bureau (CFPB)Consumer FinanceComplaintsMortgage3 APIs40.9LandgateReal-EstateAustraliaLand RegistryTitle10 APIs40.9ClinicalTrials.govClinical TrialsHealthNIH1 API40.8Cybersecurity and Infrastructure Security AgencyAdvisoriesAISBinding Operational DirectiveCSAF1 API40.8Aviation Weather CenterAviationWeatherNOAA1 API40.5NASA Open APIsFederalSpaceEarth Science17 APIs40.5Planomy Tax DataTaxFinanceOpen DataRetirement1 API40.5VirtualiticsCompanyArtificial IntelligenceData AnalyticsData Visualization2 APIs40.5National Institutes of Health (NIH)BiomedicalResearchPubMedClinical Trials2 APIs40.2Veterans AffairsVeteransHealthBenefits10 APIs40.1Weather.govWeatherUnited StatesForecasting1 API39.5FREDFinanceEconomic DataFederal Reserve10 APIs39.4
Thin 49 Limited public surface area
SimSpaceCompanyCybersecurityCyber RangeSecurity Training1 API39.0Federal Housing Finance Agency (FHFA)Housing FinanceHouse Price IndexMortgage7 APIs38.5Near Space LabsCompanyEarth ObservationAerial ImageryGeospatial4 APIs38.5Regulations.govFederal RulemakingPublic CommentsRegulatory1 API38.4CDCPublic HealthDisease SurveillanceVaccinationHealth Statistics2 APIs37.9OSHAComplianceHealth StandardsRegulatory2 APIs37.8YelloTalent AcquisitionRecruitingHuman ResourcesCampus Recruiting1 API37.8Federal Laboratory Consortium for Technology TransferFederal-GovernmentTechnology-TransferResearchLaboratories1 API37.5The National Aeronautics and Space AdministrationScienceSpaceImagery1 API37.3Sound TransitTransitTransportationGTFSReal-Time1 API37.0CleartaxCompanyTaxGSTE-Invoicing5 APIs36.1Abortion Policy APIAbortionPoliciesHealthcare4 APIs35.8CivicPlusCompanyGovTechLocal Government1 API35.7United States Postal ServicePostal ServiceShippingLogistics12 APIs35.7USPTOPatentsTrademarksIntellectual Property6 APIs35.4DebtBookCompanyTreasury ManagementPublic Finance34.4Australian Digital Health AgencyHealthcareAustraliaNational Health SystemFHIR6 APIs33.9FDICBankingFinanceFDIC1 API33.4NASAScienceSpace6 APIs33.4NOAA CO-OPSNOAATidesCurrentsOceanographic3 APIs33.0Open StatesLegislative DataCivic TechnologyState Legislature1 API33.0Foreign Agricultural ServiceAgricultureFederal-GovernmentTradeOpen Data2 APIs32.4NOAA ERDDAPOceanographyMeteorologyClimateEnvironmental Data1 API31.6RTXDefenseAerospaceLogistics1 API31.1eCFRFederal RegulationsLegalCompliance1 API31.0AboundCompanyTaxesTax ComplianceRegulatory Compliance1 API30.9HyporiCompanySecurityMobileVirtualization1 API30.8EvrimCompanyIntelligenceSignalsData Enrichment1 API30.5Lightning Social VenturesCompanyFinancial InclusionGrantsSocial Impact1 API30.5DVIDS APIMediaDefenseSearch1 API30.4Mark43CompanyPublic SafetyLaw EnforcementRecords Management1 API30.4FuelEconomy.govFuel EconomyEPADOEEnergy1 API30.3Australian Energy Market CommissionEnergyAustraliaEnergy MarketsElectricity1 API30.1Civil Aviation Safety Authority (CASA)TravelAustraliaAviationAirports3 APIs30.0Cloverleaf AICompanyB2GSales Intelligence1 API29.8Department of Better TechnologyCompanyFormsGovTech1 API29.8AAR CorpAviationMROAerospaceDefense9 APIs29.7Appalachian Regional CommissionAppalachiaEconomic DevelopmentFederal-GovernmentGeospatial7 APIs28.3Federal Mediation and Conciliation ServiceFederal-GovernmentLaborMediationArbitration1 API28.3National Institute of Standards and Technology (NIST)CybersecurityMeasurementsResearch1 API28.0OpenFECCampaign FinanceElectionsFECFederal1 API27.9Federated WirelessCompanySpectrumCBRSWireless6 APIs27.6Canada Energy RegulatorEnergyCanadaRegulations3 APIs27.3USAIDForeign AssistanceInternational DevelopmentAid DataDevelopment Finance3 APIs27.0AnitianCompanySecurityComplianceCloud2 APIs26.9Department of LaborEmploymentLaborWorkforce13 APIs26.8EchodyneCompanyRadarDefense2 APIs26.6PalantirAI PlatformData AnalyticsEnterprise1 API26.4TeranetReal-EstateCanadaLand RegistryTitle1 API26.3
Emerging 80 Early or largely undocumented
Small Business Administration (SBA)Small BusinessLoansCertifications5 APIs26.0HopSkipDriveCompanyTransportationStudent TransportationEducation25.5OpenFEMAOpen DataEmergency ManagementDisaster1 API25.5EnvisagenowCompanyPublic SafetyTrainingCompliance25.4RapidDeployCompanyPublic SafetyEmergency ServicesNG9111 API25.2USAspending.govFederal SpendingOpen DataContracts1 API24.9PayItCompanyGovTechPayments24.8YurtsCompanyArtificial IntelligenceAgentic AINational Security24.8Farm Credit AdministrationAgricultureFarmsFederal-GovernmentFinance1 API24.3NHS England DigitalClinicalDemographicsFHIR7 APIs24.3Transport CanadaTravelCanadaAviationRegulator3 APIs24.2UrbanLogiqCompanyGovTechData1 API24.1GovTrackLegislativeCongressBills1 API23.7LegiScanLegislative TrackingBillsVoting Records3 APIs23.7Public SectorPublic SectorFederalStates21 APIs23.4AccreteCompanyArtificial IntelligenceAI AgentsKnowledge Graphs23.2NERCEnergyUnited StatesCanadaElectricity23.2ShotSpotter (SoundThinking)CompanyPublic SafetyGunshot DetectionLaw Enforcement2 APIs22.8Chief Financial Officers CouncilFederal Financial ManagementFederal-GovernmentFinance1 API22.7PromiseCompanyPaymentsGovTech22.4Procurement SciencesCompanyCloud SaasArtificial Intelligence22.0CarbyneCompanyEmergency ServicesPublic SafetyCommunications21.3SpruceIDDecentralized IdentityVerifiable CredentialsDIDsSign-In with Ethereum1 API21.3ZeroEyesCompanySecurityPhysical SecurityArtificial Intelligence21.3IntellectibleCompanyArtificial IntelligenceGovCon1 API20.9NHTSA Crash APICrash DataNHTSATraffic Safety1 API20.7Bloomberg Government (BGOV)LegislativeRegulatoryGovernment Contracting2 APIs20.6IVIXCompanyTaxCompliance20.4Data.govOpen DataCatalogCKAN4 APIs20.3Civic RoundtableCompanyGovTechPublic Sector19.9Plant an AppCompanyLow-CodeNo-CodeApplication Development19.8Rates and LimitsTaxPayrollBenefitsIRS1 API19.8SwiftComplyCompanyComplianceWater UtilitiesEnvironmental19.6Knox SystemsCompanyComplianceSecurity19.5General DynamicsAerospaceDefenseMission Systems1 API19.4Vulcan TechnologiesCompanyLegal AIRegTech19.3FVAP.govVoting1 API19.2Hayden AICompanyArtificial IntelligenceComputer-VisionTransportation18.9BintiCompanyGovTechChild WelfareFoster Care18.8Altana AICompanyArtificial IntelligenceSupply ChainTrade Compliance18.2GovWellCompanyGovTechLocal Government18.2Federal Accounting Standards Advisory BoardAccountingFederal-GovernmentStandardsFinancial Reporting1 API17.9Second Front SystemsCompanyDevSecOpsDefense17.9MirzaCompanyPublic BenefitsHealthcare17.7Bonfire InteractiveCompanyProcurementStrategic SourcingPublic Sector17.5ReplicaCompanyDataMobilityTransportation17.5Director of National IntelligenceFederal-GovernmentIntelligenceNational Security1 API17.4Conductor AICompanyGov AiArtificial IntelligenceDefense17.3DemandstarCompanyProcurementeProcurement17.3GreenliteCompanyArtificial IntelligenceConstructionPermitting17.1IndigovCompanyGovTechConstituent Relationship Management17.1Urban SDKCompanyTransportationTrafficGeospatial17.1Maryland Transit AdministrationGTFSGTFS-RTPublic Transportation6 APIs16.0PolimorphicCompanyGovTechArtificial Intelligence16.0GrafferCompanyGovTechArtificial Intelligence15.8WonderschoolCompanyChildcareEarly Childhood EducationDaycare15.7PermitFlowCompanyConstructionPermitting15.4GoviniCompanyArtificial IntelligenceDefense15.0NannostomusPublic SafetySex OffendersSearch1 API14.9InFactCompanyHealthPublic HealthHealthcare1 API14.6VoatzCompanyVotingElectionsMobile Voting14.3PACER Case Locator (PCL)CourtsFederal CasesLegal1 API14.0PSD CitywideCompanyGovTechAsset Management13.9Rocket LabAerospaceLaunch ServicesSpace SystemsSpacecraft13.6InmarsatSatellite CommunicationsSATCOMMaritimeAviation7 APIs13.5BiobotCompanyHealthcareWastewaterEpidemiology13.4OnFrontiersCompanyExpert NetworkFederal ContractingGovCon13.3Peace CorpsInternational DevelopmentVolunteers1 API13.0CountableCompanyCivic TechnologyAdvocacy12.9NDBC — National Data Buoy CenterNOAAMarineBuoysOcean5 APIs12.8Ethos SystemsCompanyTrainingLearningReadiness12.6ClassWalletCompanyFintechPaymentsDigital Wallet12.4Northrop GrummanAerospaceAutonomous SystemsCommand and ControlCybersecurity12.3GovGuardCompanyGovTechFOIA12.1GraylarkCompanyGeolocationGeospatial IntelligenceArtificial Intelligence12.1BridgeCare FinanceCompanyEarly Childhood EducationChildcare12.0Government Accountability OfficeAccountabilityAuditingFederal-Government12.0Mechanical OrchardCompanyMainframe ModernizationLegacy ModernizationArtificial Intelligence11.6DarwinCompanyArtificial IntelligenceAI Governance11.3PeregrineCompanyInfrastructurePublic SafetyLaw Enforcement11.3
Minimal 132 Almost no public developer surface
RohirrimCompanyAi MlProcurement10.8The Atlas MarketplaceCompanyGovTechLocal Government10.8TokaCompanyCybersecurityIntelligence10.6Dominion DynamicsCompanyDeep TechDefenseNational Security10.5Federal Labor Relations AuthorityFederal-GovernmentLaborLabor-RelationsCollective-Bargaining1 API10.5Parsons CorporationDefenseEngineering1 API10.0InfillaCompanyGovTechPermitting9.9Central Intelligence AgencyFederal-GovernmentFOIAIntelligence4 APIs9.8BrainCompanyArtificial IntelligenceAI Agents9.7Kaizen LabsCompanyGovTechPublic Sector9.7Merit Systems Protection BoardCivil ServiceEmploymentFederal-Government1 API9.3SpryPointCompanyUtilitiesCustomer Information System9.3Lassen PeakCompanyPublic SafetyLaw EnforcementSecurity8.8PavilionCompanySoftware-as-a-ServiceProcurement8.7Cognitive SpaceCompanyAerospaceSatelliteSpace8.0Forward PlatformCompanyGovTechNon-Profit8.0Autonomous CyberCompanyCybersecuritySecurityArtificial Intelligence7.8Bank Negara Malaysia Open DataPublic APIs1 API7.7Brazil Central Bank Open DataPublic APIs1 API7.7City, BerlinPublic APIs1 API7.7City, Nantes Open DataPublic APIs1 API7.7Data.parliament.ukPublic APIs1 API7.7Open Government, ACTPublic APIs1 API7.7Open Government, NetherlandsPublic APIs1 API7.7Open Government, New South WalesPublic APIs1 API7.7Open Government, SwitzerlandPublic APIs1 API7.7Open Government, UKPublic APIs1 API7.7SynapticCompanyArtificial IntelligenceAI AgentsSalesforce7.6U.S. Immigration and Customs Enforcement (ICE)Customs EnforcementDHSFederal-Government7.6GetInsuredCompanyHealthcareHealth Insurance7.5Aeon IndustrialCompanyDefenseDefense TechnologyAerospace7.4L3Harris TechnologiesAerospaceDefenseFortune 5007.4Council on Environmental QualityCEQClimateEnvironmentEnvironmental Justice6.6Rebellion DefenseCompanyDefenseNational Security6.6City, Toronto Open DataPublic APIs1 API6.5Gazette Data, UKPublic APIs1 API6.5LocalGov.jpPublic APIs1 API6.5Open Government, Czech RepublicPublic APIs1 API6.5Open Government, GreecePublic APIs1 API6.5Open Government, ItalyPublic APIs1 API6.5Represent by Open NorthPublic APIs1 API6.5UK Companies HousePublic APIs1 API6.5BCLawsPublic APIs1 API6.1BrazilPublic APIs1 API6.1Brazilian Chamber of Deputies Open DataPublic APIs1 API6.1Census.govPublic APIs1 API6.1City, GdańskPublic APIs1 API6.1City, GdyniaPublic APIs1 API6.1City, HelsinkiPublic APIs1 API6.1City, LvivPublic APIs1 API6.1City, New York Open DataPublic APIs1 API6.1Colorado Information MarketplacePublic APIs1 API6.1CPFHubPublic APIs1 API6.1Data USAPublic APIs1 API6.1FECPublic APIs1 API6.1Interpol Red NoticesPublic APIs1 API6.1Istanbul (İBB) Open DataPublic APIs1 API6.1Open Government, AustraliaPublic APIs1 API6.1Open Government, AustriaPublic APIs1 API6.1Open Government, BelgiumPublic APIs1 API6.1Open Government, ColombiaPublic APIs1 API6.1Open Government, CyprusPublic APIs1 API6.1Open Government, FinlandPublic APIs1 API6.1Open Government, FrancePublic APIs1 API6.1Open Government, GermanyPublic APIs1 API6.1Open Government, IndiaPublic APIs1 API6.1Open Government, KoreaPublic APIs1 API6.1Open Government, LithuaniaPublic APIs1 API6.1Open Government, LuxembourgPublic APIs1 API6.1Open Government, MexicoPublic APIs1 API6.1Open Government, MexicoPublic APIs1 API6.1Open Government, PeruPublic APIs1 API6.1Open Government, Queensland GovernmentPublic APIs1 API6.1Open Government, SloveniaPublic APIs1 API6.1Open Government, South Australian GovernmentPublic APIs1 API6.1Open Government, SpainPublic APIs1 API6.1Open Government, SwedenPublic APIs1 API6.1Open Government, TaiwanPublic APIs1 API6.1Open Government, ThailandPublic APIs1 API6.1Open Government, USAPublic APIs1 API6.1Open Government, Victoria State GovernmentPublic APIs1 API6.1Open Government, West AustraliaPublic APIs1 API6.1Deutscher Bundestag DIPPublic APIs1 API5.8District of Columbia Open DataPublic APIs1 API5.8Federal RegisterPublic APIs1 API5.8Food Standards AgencyPublic APIs1 API5.8AssetWorksCompanyFleet ManagementAsset ManagementEnterprise Asset Management5.7Open Government, IrelandPublic APIs1 API5.6ValinorCompanyDefenseDrones5.3FBI WantedPublic APIs1 API5.1Gun PolicyPublic APIs1 API5.1Indian PincodePublic APIs1 API5.1INEIPublic APIs1 API5.1Open Government, ArgentinaPublic APIs1 API5.1Open Government, DenmarkPublic APIs1 API5.1Open Government, NorwayPublic APIs1 API5.1Open Government, Saudi ArabiaPublic APIs1 API5.1Fed10CompanyLegislative IntelligenceGovernment Affairs4.4Brazil Receita WSPublic APIs1 API4.2City, Prague Open DataPublic APIs1 API4.2Code.govPublic APIs1 API4.2Federal Committee on Statistical MethodologyFederal-GovernmentStatistical MethodologyStatisticsData Quality4.2Open Government, EstoniaPublic APIs1 API4.2Open Government, New ZealandPublic APIs1 API4.2Open Government, PolandPublic APIs1 API4.2Open Government, PortugalPublic APIs1 API4.2Open Government, SingaporePublic APIs1 API4.2Open Government, SlovakiaPublic APIs1 API4.2RaytheonAerospaceCommand and ControlCybersecurityDefense4.2US Presidential Election Data by TogaTechPublic APIs1 API4.2USA.govPublic APIs1 API4.2Oak Ridge National LaboratoryDOEEnergyNational Laboratory4.0EpirusDefenseDefense TechnologyDirected EnergyHigh-Power Microwave3.9L-3 CommunicationsDefenseAerospaceC3ISR3.9Percipient.aiArtificial IntelligenceMachine-LearningComputer-VisionNational Security3.9SmacktechnologiesCompanyArtificial IntelligenceDefenseNational Security3.9CH2M HillAcquiredConstructionConsultingEngineering3.7GetCalFreshCivic TechNon-ProfitPublic Benefits3.7BBN TechnologiesCompanyDefenseResearch and DevelopmentAerospace3.4ExelisAerospaceDefenseAcquiredL3Harris3.4Open Government, RomaniaPublic APIs1 API3.4PRC Exam SchedulePublic APIs1 API3.4Seneca SystemsCompanyGovTechCRM3.4CyemptiveCompanyCybersecuritySecurityRansomware3.0Job CorpsDepartment of LaborEducationEmployment2.9Occupational Safety and Health AdministrationOccupational HealthOSHAWorkplace Safety2.5Office of Inspector GeneralFederal-GovernmentInspector GeneralOversight2.5OleaCompany2.5PassportsPassportsTravel DocumentsIdentity2.2GovlistCompanyGovTechProcurement1.7Modria.comCompanyOnline Dispute ResolutionLegal Tech1.7IZOIC’sCompany0.8

APIs with this tag (142)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Strong 13 Solid coverage with minor gaps
CTX — Center for Computational Toxicology and Exposure APIsChemical, hazard, bioactivity, and exposure data covering tens of thousands of chemicals. Includes Chemical...65.2EPA ATTAINS Web ServicesAssessment, Total Maximum Daily Load Tracking and Implementation System — REST/JSON services for state wate...65.2EPA e-Manifest Hazardous Waste TrackingElectronic hazardous waste manifest tracking system with REST APIs for manifest creation, retrieval, search...65.2EPA Facility Registry Service (FRS) APIMaster inventory of EPA-regulated facilities cross-walked across air, water, waste, and drinking-water prog...65.2EPA Grants APIInternal-with-key access to NGGS grant programs — applications, obligations, place of performance, and fund...65.2EPA Insect Repellents APISearchable inventory of EPA-registered insect repellent products with active ingredient, target pest, and d...65.2EPA System of Registries (SoR)Authoritative registries of substances, regulatory programs, terminology, and crosswalks used across EPA sy...65.2EPA TRI (Toxics Release Inventory) Web ServiceToxic chemical release and transfer reporting (Form R / Form A) covering ~770 listed chemicals at TRI-cover...65.2EPA WATERS — Watershed Assessment, Tracking & Environmental ResultsGeospatial water program services including StreamCat, NHDPlus, and ATTAINS overlays.65.2Code de la route v2Booking API for "Passer mon code avec La Poste" - the official La Poste driving-theory examination service....64.5Accela Authentication API (OAuth 2.0)The Construct authorization server. Three operations — POST /oauth2/authorize (authorization code), POST /o...57.4Accela Construct API (V4)The public REST API to the Accela Civic Platform. 417 operations across fifteen published Swagger 2.0 docum...57.4CivicData Open Data API (CKAN) — END OF LIFECivicData.com is Accela's free open-data platform for government agencies, described on its own site as "a ...57.4
Developing 17 Usable, with meaningful gaps to close
DOT Open Data PortalThe U.S. Department of Transportation Open Data Portal provides access to transportation datasets published...52.0Google Civic Information APIThe Google Civic Information API lets developers build applications that display civic information, includi...48.4CAA Consultations APIThe Citizen Space (Delib) public consultation API deployed on the CAA's consultations domain. Two documente...47.1HMRC Corporation Tax APIThe HMRC Corporation Tax APIs enable accounting software to submit corporation tax returns, retrieve liabil...45.6HMRC Customs Declarations APIThe HMRC Customs Declarations APIs enable customs software to submit import and export declarations, manage...45.6HMRC PAYE (Pay As You Earn) APIThe HMRC PAYE APIs enable payroll software to submit employer payroll data, retrieve tax codes and employee...45.6HMRC Self Assessment APIThe HMRC Self Assessment APIs enable software to submit and manage self assessment tax returns, income sour...45.6Decision Reviews APIComposite of the three AMA decision-review filing endpoints — Higher-Level Review (HLR), Supplemental Claim...43.1Education Benefits APISchool Certifying Officials (SCOs) and education benefit administrators read and submit GI Bill / Post-9/11...43.1Guaranty Remittance APILets VA Loan Guaranty servicers remit funding-fee, late, and other Loan Guaranty payments to VA electronica...43.1Health Care Costs Coverage APIInsurance-coordination API for VA's Consolidated Patient Account Center (CPAC) — submit and update third-pa...43.1Loan Guaranty APIProvides lenders and servicers the digital surface for the VA Home Loan Guaranty program — eligibility, app...43.1Bonneville Power Administration Data Search APIBPA's ArcGIS Hub site publishes a real OGC API Records catalog search over the agency's open geospatial dat...41.3BPA GIS Data Hub APIThe BPA GIS Data Hub provides publicly available geospatial data from Bonneville Power Administration. The ...41.3BPA Wind and Solar Generation DataBPA publishes real-time and historical wind and solar generation data for the Balancing Authority area. Dat...41.3Visa Government Insights HubThe Visa Government Insights Hub is a platform that provides government agencies with valuable information ...40.9Bird City Data PortalCredentialed city / municipal data portal at https://city-data.bird.co providing partner cities with access...40.7
Thin 19 Limited public surface area
UAEU Open Data on the UAE Federal Open Data Portal (CKAN)UAEU publishes open datasets as an organization account on the UAE federal open data portal operated by the...35.8USPS Domestic Labels APICreates domestic shipping labels with barcodes in multiple formats and generates Shipping Services Files. R...35.7USPS International Labels APICreates international shipping labels and generates required Shipping Services Files for customs compliance.35.7USPS International Prices APIProvides pricing for international USPS products based on shipment characteristics including destination co...35.7USPS Locations APIIdentifies drop-off facilities and destination entry points for various USPS services. Supports post office...35.7USPS OAuth APIIndustry-standard OAuth 2.0 Client Credentials authentication protecting access to all USPS APIs. Returns B...35.7USPS SCAN Forms APILinks multiple domestic and international labels through a single electronic file number, creating Shipment...35.7USPS Service Standards APIProvides delivery benchmarks showing expected transit times between origin and destination ZIP Codes for US...35.7USPS Shipping Options APIReturns a comprehensive list of pricing, service standards, and shipping options for USPS products in a sin...35.7USPTO Patent Assignment Search APIThe USPTO Patent Assignment Search API retrieves patent assignment information including ownership transfer...35.4SAM.gov Contract Awards APIThe Contract Awards API provides access to federal contract award information from SAM.gov, including award...31.0SAM.gov Entity Management APIThe Entity Management API provides detailed entity (vendor/contractor) information from SAM.gov including r...31.0SAM.gov Federal Hierarchy Public APIThe Federal Hierarchy Public API allows non-federal users to retrieve Federal Organization details down to ...31.0SAM.gov Get Opportunities Public APIThe Get Opportunities Public API provides all published contract opportunity details based on request param...31.0SAM.gov Opportunity Management APIThe Opportunity Management API allows authorized users to programmatically submit, update, and manage contr...31.0Lumen Public Sector API CenterThe Public Sector API Center offers government-tailored REST APIs for Lumen network services, enabling fede...30.7Cloverleaf AI MCP ServerA remote, OAuth-protected Model Context Protocol server that exposes Cloverleaf AI's government meeting int...29.8AAR Government ServicesAAR's government services division provides comprehensive maintenance and supply chain programs, shelters a...29.7FMCS Public Content APIThe anonymous, read-only WordPress REST API behind www.fmcs.gov. Serves the agency's 117 programme and serv...28.3
Emerging 9 Early or largely undocumented
USAspending.govUS federal spending data24.9UrbanLogiq Platform APIThe signed-request platform API behind the UrbanLogiq community intelligence platform — data catalog object...24.1Rates and Limits JSON APIKeyless, unauthenticated REST-style JSON API serving US tax, payroll, benefits, and wage figures with bundl...19.8Army National Guard FOIA PortalThe Freedom of Information Act (FOIA) portal for the Army National Guard and National Guard Bureau provides...19.1ODNI Public Content APIThe anonymous, read-only WordPress REST API behind www.odni.gov. Serves ODNI newsroom posts (press releases...17.4HRSA Health Center Data ServiceThe HRSA Health Center Data Service enables users to query for health centers by state, county, or ZIP Code...16.2HRSA Ryan White HIV/AIDS Medical Care Provider Data ServiceThe HRSA Ryan White HIV/AIDS Medical Care Provider Data Service enables users to query for HIV/AIDS care pr...16.2Open Government, CanadaCanadian Government Open Data15.7Peace Corps Data APIAPI for accessing Peace Corps volunteer statistics, country programs, and development data.13.0
Minimal 84 Almost no public developer surface
Parsons Corporation APIThe Parsons Corporation API provides access to platform services and data for enterprise integration and au...10.0Bank Negara Malaysia Open DataMalaysia Central Bank Open Data7.7Brazil Central Bank Open DataBrazil Central Bank Open Data7.7City, BerlinBerlin(DE) City Open Data7.7City, Nantes Open DataNantes(FR) City Open Data7.7Data.parliament.ukContains live datasets including information about petitions, bills, MP votes, attendance and more7.7Open Government, ACTAustralian Capital Territory Open Data7.7Open Government, NetherlandsNetherlands Government Open Data7.7Open Government, New South WalesNew South Wales Government Open Data7.7Open Government, SwitzerlandSwitzerland Government Open Data7.7Open Government, UKUK Government Open Data7.7City, Toronto Open DataToronto (CA) City Open Data6.5Gazette Data, UKUK official public record API6.5LocalGov.jpJapan grants and subsidies (central J-Grants + 1,916 municipalities)6.5Open Government, Czech RepublicCzech Republic Government Open Data6.5Open Government, GreeceGreece Government Open Data6.5Open Government, ItalyItaly Government Open Data6.5Represent by Open NorthFind Canadian Government Representatives6.5UK Companies HouseUK Companies House Data from the UK government6.5BCLawsAccess to the laws of British Columbia6.1BrazilCommunity driven API for Brazil Public Data6.1Brazilian Chamber of Deputies Open DataProvides legislative information in Apis XML and JSON, as well as files in various formats6.1Census.govThe US Census Bureau provides various APIs and data sets on demographics and businesses6.1City, GdyniaGdynia (PL) City Open Data6.1City, HelsinkiHelsinki(FI) City Open Data6.1City, LvivLviv(UA) City Open Data6.1City, New York Open DataNew York (US) City Open Data6.1Colorado Information MarketplaceColorado State Government Open Data6.1CPFHubBrazilian CPF lookup — returns full name, birth date, and gender for any CPF6.1Data USAUS Public Data6.1FECInformation on campaign donations in federal elections6.1Interpol Red NoticesAccess and search Interpol Red Notices6.1Istanbul (İBB) Open DataData sets from the İstanbul Metropolitan Municipality (İBB)6.1Open Government, AustraliaAustralian Government Open Data6.1Open Government, AustriaAustria Government Open Data6.1Open Government, BelgiumBelgium Government Open Data6.1Open Government, ColombiaColombia Government Open Data6.1Open Government, CyprusCyprus Government Open Data6.1Open Government, FinlandFinland Government Open Data6.1Open Government, FranceFrench Government Open Data6.1Open Government, GermanyGermany Government Open Data6.1Open Government, IndiaIndian Government Open Data6.1Open Government, KoreaKorea Government Open Data6.1Open Government, LithuaniaLithuania Government Open Data6.1Open Government, LuxembourgLuxembourgish Government Open Data6.1Open Government, MexicoMexican Statistical Government Open Data6.1Open Government, MexicoMexico Government Open Data6.1Open Government, PeruPeru Government Open Data6.1Open Government, Queensland GovernmentQueensland Government Open Data6.1Open Government, SloveniaSlovenia Government Open Data6.1Open Government, South Australian GovernmentSouth Australian Government Open Data6.1Open Government, SpainSpain Government Open Data6.1Open Government, SwedenSweden Government Open Data6.1Open Government, TaiwanTaiwan Government Open Data6.1Open Government, ThailandThailand Government Open Data6.1Open Government, USAUnited States Government Open Data6.1Open Government, Victoria State GovernmentVictoria State Government Open Data6.1Open Government, West AustraliaWest Australia Open Data6.1Deutscher Bundestag DIPThis API provides read access to DIP entities (e.g. activities, persons, printed material)5.8District of Columbia Open DataContains D.C. government public datasets, including crime, GIS, financial data, and so on5.8Federal RegisterThe Daily Journal of the United States Government5.8Food Standards AgencyUK food hygiene rating data API5.8Open Government, IrelandIreland Government Open Data5.6FBI WantedAccess information on the FBI Wanted program5.1Gun PolicyInternational firearm injury prevention and policy5.1Indian PincodeFree India PIN code lookup with GPS coordinates, 165k+ post offices, state & district data5.1INEIPeruvian Statistical Government Open Data5.1Open Government, ArgentinaArgentina Government Open Data5.1Open Government, DenmarkDenmark Government Open Data5.1Open Government, NorwayNorwegian Government Open Data5.1Open Government, Saudi ArabiaSaudi Arabia Government Open Data5.1Brazil Receita WSConsult companies by CNPJ for Brazilian companies4.2City, Prague Open DataPrague(CZ) City Open Data4.2Code.govThe primary platform for Open Source and code sharing for the U.S. Federal Government4.2Open Government, EstoniaEstonia Government Open Data4.2Open Government, New ZealandNew Zealand Government Open Data4.2Open Government, PolandPoland Government Open Data4.2Open Government, PortugalPortugal Government Open Data4.2Open Government, SingaporeSingapore Government Open Data4.2Open Government, SlovakiaSlovakia Government Open Data4.2US Presidential Election Data by TogaTechBasic candidate data and live electoral vote counts for top two parties in US presidential election4.2USA.govAuthoritative information on U.S. programs, events, services and more4.2Open Government, RomaniaRomania Government Open Data3.4PRC Exam ScheduleUnofficial Philippine Professional Regulation Commission's examination schedule3.4

Companies reaching this through an API (10)

These companies publish an API, specification or operation carrying “Government” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

Army National Guard Bird Bonneville Power Administration CenturyLink (Lumen Technologies) Google Health Resources and Services Administration Open Government Canada SAM.gov United Arab Emirates University Visa

Score breakdown

Frequency
72.9
log-scaled weighted occurrences
Breadth
9.2
spread across providers
Quality lift
25.1
mean composite of providers using it
Cohesion
6.7
strength of nearest seed neighbor

Related tags

Public Sector 38 co-occurrences GovTech 36 co-occurrences Open Data 72 co-occurrences Public APIs 86 co-occurrences Defense 35 co-occurrences Federal-Government 22 co-occurrences Federal 13 co-occurrences Public Safety 14 co-occurrences

Where this tag comes from

Provider tag335
Api tag143

Cohort brief

Auto-generated

The 329 providers in the APIs.io catalog tagged Government, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
329
all scored
Mean Kin Score
22.5
-1.4 vs catalog 23.9
Mean Agent Readiness
11.1
-0.9 vs catalog 12
Spread
2.5–65.2
median 17.9 · σ 17.1
How the 329 split by band
Exemplar 0Strong 16Developing 58Thin 49Emerging 80Minimal 126
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Discoverability 62.1 61.2 +0.9 329
Contract Governance 6.9 6.4 +0.5 329
Contract Quality 18 19.8 -1.8 329
Operational Transparency 11.7 14 -2.3 329
Developer Ergonomics 20.6 23.4 -2.8 329
Access Clarity 20.8 26.5 -5.7 329

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 6% 10% -4
MCP server (first-party) 8% 13% -5
Agent Skills 0% 0% 0
OAuth scopes 8% 11% -3
Security 100% 97% +3
Arazzo workflows 2% 2% 0
Governance rules 14% 14% 0

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 EPA — U.S. Environmental Protection Agency 65.2
  2. 2 La Poste Groupe 64.5
  3. 3 Affinda 63.1
  4. 4 General Services Administration 62.2
  5. 5 Seekr 61.3
  6. 6 Consumer Data Right (Energy) 60.6
  7. 7 Starbridge 59.2
  8. 8 Ordnance Survey 57.9
  9. 9 Stotles 57.7
  10. 10 Accela 57.4
Top by Agent Readiness
  1. 1 OpenGov 63.1
  2. 2 Starbridge 48.9
  3. 3 Bargo Congress Trades API 44.8
  4. 4 NationGraph 44.4
  5. 5 Stotles 44
  6. 6 GOV.UK Pay 43.1
  7. 7 Abound 41.5
  8. 8 Unqork 40.8
  9. 9 Appalachian Regional Commission 39.6
  10. 10 SIMBA Chain 39.4
All 335 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 15 September 2026, across 27661 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This tag 
curl "https://apis.io/api/v1/tags/government"
All tags 
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort 
curl "https://apis.io/api/v1/cohorts/tag/government"
The distribution (Pro) 
curl "https://apis.io/api/v1/cohorts/tag/government/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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