established · 1.9

OpenID Connect

Score 27.3 / 100 139 providers 110 APIs Search apis.io →
Variants seen in the corpus: OpenID ConnectOpenid Connectopenid-connect

Providers using this tag (138)

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

Exemplar 2 Complete, well-documented, and agent-ready
LINEMessagingChatbotsSocial LoginMini Apps10 APIs71.2iOSiOSAppleMobileApp Store199 APIs67.9
Strong 18 Solid coverage with minor gaps
PropelAuthAuthenticationIdentityB2BMulti-Tenancy18 APIs65.9Nokia Network as CodeTelecommunicationsFinlandNetwork APIsCAMARA7 APIs65.7NursaCompanyHealthcareHealthStaffing14 APIs63.8FronteggAuthenticationAuthorizationIdentity ManagementCIAM64 APIs63.3KindeAuthenticationAuthorizationCustomer IdentityIdentity Management31 APIs62.9AirtmPaymentsPayoutsCross-Border PaymentsFintech24 APIs62.8GitHubCodePipelinesPlatformSoftware Development350 APIs62.4SlackBotsChatCollaborationMessaging115 APIs62.3CoreLogic (Cotality)Climate RiskCoreLogicCotalityDirect Web API27 APIs60.0DoximityCompanyHealth TechIdentityAuthentication2 APIs57.9GoFundMeFundraisingNon-ProfitCrowdfundingDonations72 APIs57.7ClerkAuthenticationAuthorizationB2B SaaSCIAM77 APIs57.1Amber ElectricEnergyAustraliaElectricityUtilities2 APIs55.7Telia CompanyTelecommunicationsSwedenNordicsBaltics24 APIs55.2ReapitReal-EstateUnited KingdomPropTechCRM7 APIs55.0AtlassianCodeCollaborationPlatformProductivity359 APIs54.7SnapCompanyAdvertisingMarketingSocial-Media5 APIs54.5Origin EnergyEnergyAustraliaUtilitiesElectricity7 APIs54.4
Developing 40 Usable, with meaningful gaps to close
Buoy HealthSymptom Checkermedical-triageDigital HealthHealthcare7 APIs54.1CLEARCompanyIdentityIdentity VerificationAuthentication1 API54.0Leia3DSpatial ComputingComputer-Visiondepth-estimation2 APIs53.9Auth0AI AgentsAuthenticationAuthorizationFGA76 APIs53.4CommureHealthcareUnited StatesClinical AIAmbient AI1 API53.1University of CambridgeEducationHigher EducationUniversityResearch12 APIs53.1DNAnexusCompanyGenomicsBioinformaticsLife Sciences2 APIs53.0Microsoft Azure Active DirectoryAuthenticationAuthorizationIdentityMicrosoft12 APIs52.8AuthleteCompanyAuthenticationAuthorization21 APIs52.1ID.meCompanyIdentityIdentity VerificationAuthentication2 APIs51.7Microsoft EntraAccess ManagementAuthenticationAzure ADEntra17 APIs50.7PicarroCompanyGas DetectionEnvironmental MonitoringEmissions4 APIs50.4LandgateReal-EstateAustraliaLand RegistryTitle4 APIs49.9Hopae, Inc.CompanyIdentityIdentity VerificationDigital Identity9 APIs49.8Triodos Bank UKFinancial-ServicesBankingOpen BankingPSD24 APIs49.8Movable InkCompanyMarketingPersonalizationEmail2 APIs48.8Dream SportsCompanySports TechnologyFantasy SportsOpen-Source62 APIs48.2TruecallerCompanyConsumerCaller IDPhone Verification4 APIs48.0ZitadelAuthenticationAuthorizationIdentity ManagementOpen-Source11 APIs48.0UniphoreCompanyArtificial IntelligenceAgentsConversational AI3 APIs47.2ForgeRockAccess ManagementAuthenticationAuthorizationIdentity Governance38 APIs46.3Dust IdentityAuthenticationIdentitySupply ChainTraceability2 APIs46.0Perforce14 APIs45.6CventAttendee HubAttendee ManagementConferencesDiagramming16 APIs45.4EasyWebinarCompanyWebinarsVideoLive Streaming1 API45.1CCP GamesCompanyGamingGamesMMO31 APIs45.0Great-West LifecoInsuranceCanadaLife InsuranceHealth Insurance3 APIs44.5Liquid DeathCompanyBeveragesConsumer Packaged GoodsDirect to Consumer3 APIs44.4TSB BankFinancial-ServicesBankingOpen BankingPSD25 APIs44.4University of ChicagoUniversityHigher EducationEducationPrivate Research University44 APIs44.4AgiBotCompanyRoboticsHumanoid RobotsEmbodied AI3 APIs44.0Terminal 3CompanyIdentityDecentralized IdentityVerifiable Credentials7 APIs43.6DiasporaCompanySocialSocial NetworkingDecentralized14 APIs43.2Azure Active DirectoryAuthenticationAuthorizationIdentity6 APIs42.8Spring FrameworkArtificial IntelligenceCloud-NativeEnterpriseFramework14 APIs42.5FusionAuthAuthenticationAuthorizationIdentityCIAM37 APIs42.2NHS DigitalNHSHealthFHIRUK23 APIs41.6ArticulateCompanyEdTechE-LearningLearning Management40.8Jack Henry & AssociatesFinancial-ServicesBankingCore BankingDigital Banking42 APIs40.4Keller WilliamsReal-EstateUnited StatesResidential Real EstateBrokerage3 APIs39.7
Thin 46 Limited public surface area
KeycloakAuthenticationAuthorizationIdentity Management6 APIs39.1RWTH Aachen UniversityEducationHigher EducationUniversityResearch Data49 APIs38.5REALTOR.caReal-EstateCanadaProperty ListingsMLS4 APIs38.3University of SussexEducationHigher EducationUniversityResearch11 APIs37.8NeurableNeurotechnologyBrain-Computer InterfaceEEGNeuroscience5 APIs36.9Strata IdentityCompanyIdentityIdentity OrchestrationAuthentication1 API36.9Google Identity PlatformAuthenticationGoogle CloudIdentityMulti-Tenancy3 APIs36.7ClassLinkEdTechEducationIdentitySingle Sign-On4 APIs36.5Norwegian University of Science and TechnologyEducationHigher EducationUniversityResearch39 APIs36.4Elysium HealthCompanyHealthLongevitySupplements3 APIs36.2Sky MavisCompanyBlockchainWeb3Gaming3 APIs36.1Liquid InstrumentsCompanyTest and MeasurementInstrumentationHardware2 APIs35.8AuthentikAuthenticationAuthorizationIdentity ProviderLDAP10 APIs35.3Unison ComputingCompanyProgramming LanguagesCloud ComputingDeveloper Tools1 API35.3Ambience HealthcareCompanyHealthcareArtificial IntelligenceClinical Documentation2 APIs34.9Steadfast GroupInsuranceAustraliaBrokersInsurance Broker Network2 APIs34.5AOLAdvertisingDigital MediaEntertainmentNews3 APIs34.3University of ZurichEducationHigher EducationUniversitySwitzerland5 APIs34.0CCC Intelligent SolutionsInsuranceUnited StatesProperty and CasualtyClaims3 APIs33.9NoRedInkCompanyEducationEdTechEnglish Language Arts1 API33.1AlienCompanyCryptoIdentityAuthentication1 API32.7CREXiReal-EstateCommercial Real EstateMarketplaceProperty Data3 APIs32.5AutheliaAuthenticationAuthorizationLDAPMFA3 APIs32.4GrabRide HailingFood DeliveryLast-Mile LogisticsDigital Payments19 APIs32.3FutureverseBlockchainWeb3MetaverseDigital Assets5 APIs31.8GluuAccess ManagementAuthenticationAuthorizationIAM8 APIs31.4MainStreetCompanyTaxTax CreditsAccounting1 API30.6AristCompanyLearningTrainingEnablement2 APIs30.5OIDCAuthenticationIdentityJWTOIDC6 APIs30.4Spring SecurityAuthenticationAuthorizationJavaJWT12 APIs30.3InteracFinancial-ServicesPaymentsCanadaInterac1 API29.5Good EnergyEnergyUnited KingdomUtilitiesElectricity1 API29.1OryAuthenticationAuthorizationIdentity23 APIs29.0BlueLeafCompanyWealth ManagementFintechFinancial Advisors28.8LightforceCompanyHealth TechOrthodonticsDentistry1 API28.7CytoraInsuranceUnited KingdomInsurtechCommercial Insurance2 APIs28.6NTT DocomoTelecommunicationsJapanMobile Network OperatorNetwork APIs2 APIs28.2Unruly StudiosCompanyEducationSTEMEdTech1 API28.1EchodyneCompanyRadarDefenseGovernment2 APIs27.7Recuro HealthCompanyHealthHealthcareTelehealth1 API27.7Everly HealthCompanyHealthHealthcareDigital Health2 APIs27.4Employee NavigatorCompanyBenefits AdministrationHuman ResourcesInsurance2 APIs27.2E.ON NextEnergyUnited KingdomUtilitiesElectricity1 API26.8Annexus HealthCompanyHealthcareHealth TechnologyPatient Access1 API26.6Canada LifeInsuranceCanadaLife InsuranceHealth Insurance2 APIs26.4nibInsuranceAustraliaHealth InsuranceCarrier1 API26.4
Emerging 31 Early or largely undocumented
EverytableCompanyFoodRestaurantMeal Delivery3 APIs25.1NHS England DigitalClinicalDemographicsFHIRGovernment7 APIs24.3VitalityInsuranceUnited KingdomHealth InsuranceLife Insurance1 API23.5JBossApplication ServerCloud-NativeEnterpriseJakarta EE5 APIs23.4Shanghai Jiao Tong UniversityEducationHigher EducationUniversityResearch6 APIs23.2SideCareCompanyFinancial-ServicesInsuranceInsurtech23.1Honest CompanyCompanyConsumer GoodsE-CommerceRetail2 APIs23.0TALInsuranceAustraliaLife InsuranceIncome Protection3 APIs22.9Klang GamesCompanyConsumerGamingGame Development1 API22.3Mybots.proCompanyAI AgentsConversational AIMessaging3 APIs21.7Bright FundsCompanyWorkplace GivingCorporate Social ResponsibilityEmployee Engagement21.6OpenBlock LabsCompanyDataCoding AgentsAI Agents1 API20.8ResilienceInsuranceUnited StatesCyber InsuranceProperty and Casualty1 API20.7SeedLegalsCompanyBusiness ApplicationsLegal TechStartups20.5GymsharkCompanyRetailE-CommerceApparel1 API20.3Neko HealthCompanyHealthHealthcarePreventive Health20.1Western UniversityEducationHigher EducationUniversityCanada2 APIs20.1ZulilyCompanyE-CommerceRetailShopping2 APIs18.9TegusInvestment ResearchExpert NetworksMarket IntelligenceFinancial Data1 API18.7SpruceIDDecentralized IdentityVerifiable CredentialsDIDsSign-In with Ethereum10 APIs18.4Vecna RoboticsCompanyRoboticsWarehouse AutomationAutonomous Mobile Robots1 API18.4Better MortgageCompanyFintechMortgageLending1 API18.2IRALOGIXCompanyFinancial-ServicesRetirementIRA1 API17.6DexAuthenticationConnectorsFederationgRPC1 API17.4SAIB & Co.CompanyCosmeticsConsumer GoodsE-Commerce1 API15.5SoundboksCompanyConsumer ElectronicsAudioBluetooth Speakers1 API15.5AtollsCompanyConsumerE-CommerceAffiliate Marketing14.6Manifest LawCompanyLegalLegal TechCase Management1 API13.8Dejbox (Refectory)CompanyFood & AgritechCorporate CateringFood Delivery1 API12.6Rockstar GamesGamingEntertainmentVideo GamesGrand Theft Auto3 APIs12.4EverySim Inc.CompanyAuthenticationSingle Sign-On11.1
Minimal 1 Almost no public developer surface
OpenID ConnectAuthenticationIdentityJWT8.6

APIs with this tag (108)

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 →

Exemplar 2 Complete, well-documented, and agent-ready
LINE Login v2.1End-user authentication and authorization over OAuth 2.0 authorization code grant and OpenID Connect. Autho...71.2Sign in with Apple REST APISign in with Apple is Apple's OpenID Connect-style identity provider for iOS, web, and other Apple-platform...67.9
Strong 14 Solid coverage with minor gaps
PropelAuth OAuth2 APIOAuth 2.0 / OpenID Connect identity-provider endpoints exposed by your PropelAuth Auth URL. Use PropelAuth ...65.9Network as Code Authorization ServerThe platform's OAuth2 / OpenID Connect surface, tagged "NaC Authorization Server" and "Well Known Metadata"...65.7Nursa Authorization ServerNursa's OpenID Connect / OAuth 2.0 authorization server. Issues the JWT access tokens the Nursa Public API ...63.8Airtm Wallet Resource (Connect) APIThe OAuth 2.0 resource server that lets a partner application move USDC in and out of an individual Airtm u...62.8GitHub Openid Connect APIThe Openid Connect API from GitHub — 2 operation(s) for openid connect.62.4Slack OpenID Connect APIThe OpenID Connect API from Slack — 2 operation(s) for openid connect.62.3Doximity OpenID Connect APIIdentity and discovery endpoints57.9Classy Login (OpenID Connect SSO)GoFundMe Pro's single sign-on service, implemented against OpenID Connect, letting third-party apps registe...57.7Amber Electric Consumer Data Right Energy APIAmber's Consumer Data Right energy data-holder surface, mandated by the Australian CDR regime extended from...55.7Telia Tunnistus Identification BrokerTelia Tunnistus is Telia Finland's identification broker service — an OpenID Connect and OAuth 2.0 identity...55.2Reapit ConnectReapit's hosted OpenID Connect identity service, which fronts every other Foundations API. It supports the ...55.0Atlassian Openid Connect APIThe Openid Connect API from Atlassian — 2 operation(s) for openid connect.54.7Snap Kit / Login KitOAuth 2.0 and OpenID Connect identity platform for "Login with Snapchat", plus Creative Kit and Bitmoji Kit...54.5Origin Energy Kraken Authorization ServerThe OpenID Connect authorisation server issuing the bearer tokens used by both the Kraken REST and GraphQL ...54.4
Developing 29 Usable, with meaningful gaps to close
Buoy Authorization ServerAuth0-backed OAuth 2.0 / OpenID Connect authorization server that issues the bearer tokens the Buoy Symptom...54.1Immersity AI Authentication APIOAuth 2.0 / OpenID Connect token endpoint for the Immersity AI Keycloak realm. Exchange a client ID and sec...53.9Commure FHIR APIThe HL7 FHIR REST API of the Commure Developer Platform, together with its OpenID Connect / SMART App Launc...53.1Raven Authentication (OAuth2 / OpenID Connect)The University's central web authentication service. Raven OAuth2 conforms to OpenID Connect; applications ...53.1DNAnexus OpenID Connect ProviderDNAnexus operates an OpenID Connect provider that lets third-party web applications sign users in with thei...53.0Microsoft Authentication Library (MSAL)Modern authentication library for Microsoft identity platform.52.8Microsoft Identity PlatformThe Microsoft identity platform provides authentication and authorization services using standards-complian...52.8ID.me OpenID Connect & OAuth 2.0 APIID.me's OpenID Connect and OAuth 2.0 identity provider. Supports the authorization code flow (with PKCE), r...51.7Microsoft Identity Platform APIAPI endpoints for OAuth 2.0, OpenID Connect, and SAML authentication protocols enabling application integra...50.7Picarro Identity (P-Cubed SSO)The Keycloak-backed identity service that fronts the Picarro P-Cubed cloud platform. It publishes an anonym...50.4MyLandgate OpenID Connect / OAuth 2.0 (PingFederate)Landgate's customer identity provider, running PingFederate. The OpenID Connect discovery document is serve...49.9Triodos XS2A Authorization (OAuth2/OIDC) APIThe Triodos Auth service - 8 operation(s) implementing OAuth2 / OpenID Connect for XS2A third-party provide...49.8Movable Ink Platform Identity (OpenID Connect)The OpenID Connect provider that fronts the Movable Ink Studio and Da Vinci web application at app.movablei...48.8Truecaller OAuth User Verification APIThe backend half of the Truecaller OAuth SDK flow. After the mobile SDK returns an authorization code, part...48.0Zitadel OIDC / OAuth 2.0Zitadel implements the OpenID Connect and OAuth 2.0 standards for authentication and authorization flows. P...48.0Uniphore Identity (OpenID Connect)Uniphore's dedicated Auth0 identity tenant, which fronts sign-in for the Uniphore customer portal and issue...47.2ForgeRock OpenID Connect APIOpenID Connect discovery and userinfo46.3DUST AuthDThe DUST account service — organizations, users, sessions, Service Accounts and OpenID Connect. Issues the ...46.0Perforce Helix Authentication Service APIREST API for the Helix Authentication Service, a Node.js based authentication protocol integration service ...45.6Cvent Single Sign-On (SSO) IntegrationCvent SSO enables identity provider integration via SAML and OpenID Connect for planner login, access porta...45.4EasyWebinar OAuth 2.0 / OpenID ConnectThe only anonymously reachable, machine-readable EasyWebinar API surface. The application host publishes a ...45.1Canada Life API Gateway (OAuth 2.0 / OpenID Connect)The production API gateway of Canada Life, Great-West Lifeco's Canadian operating brand, at api.canadalife....44.5Empower OAuth 2.0 APIThe authorization API for Empower's API suite, listed as "production" in the public Empower developer porta...44.5Liquid Death Customer Account OAuthThe OpenID Connect and OAuth 2.0 authorization server for the Liquid Death customer account, hosted at acco...44.4TSB OAuth Toolkit (OTK) ServerTSB's OpenID Connect / OAuth2 authorization server (Curity OAuth Toolkit, OTK Server APIs v4.3.1), backing ...44.4AGIBOT Store Agent Commerce API (UCP / MCP)The AGIBOT online store implements the Universal Commerce Protocol (UCP) for agent-driven commerce and expo...44.0Spring Authorization Server APISpring Authorization Server provides a full OAuth 2.1 and OpenID Connect 1.0 authorization server implement...42.5NHS Login APIAuthenticate patients and members of the public using NHS login, the national identity service for patient-...41.6KW Partner Identity API (OpenID Connect)Keller Williams uses OpenID Connect on top of OAuth 2.0 to grant a partner application access to an individ...39.7
Thin 39 Limited public surface area
RWTH Single Sign-On (OAuth2 / OpenID Connect / Shibboleth)The RWTH IT Center operates the central Single Sign-On at sso.rwth-aachen.de, offering OAuth2 and OpenID Co...38.5CREA Identity ServerCREA's OAuth 2.0 / OpenID Connect authorization server at identity.crea.ca, which issues the access tokens ...38.3University of Sussex Single Sign-On (Okta)The University of Sussex uses Okta for single sign-on identity and access management, providing OAuth2 / Op...37.8ClassLink OAuth2 / SSO APIOAuth 2.0 authorization code flow enabling third-party applications to authenticate users via ClassLink Lau...36.5Feide / Dataporten Identity (OpenID Connect / SAML)NTNU authenticates users through Feide, the national identity federation operated by Sikt, with Dataporten ...36.4Ronin Waypoint Account ServiceOAuth2 / OpenID Connect account service and keyless wallet for onboarding players into Ronin games. Discove...36.1Liquid Instruments Identity (OAuth 2.0 / OpenID Connect)The hosted identity service behind mokucli login, Moku Cloud Compile and licensed feature access. It publis...35.8Unison Share APIThe API powering the Unison Share web application, including the APIs for syncing code with UCM and browsin...35.3Ambience Identity (OAuth 2.0 / OpenID Connect)The OpenID Connect provider fronting the Ambience application and API platform. Publishes an RFC 8414 / OID...34.9Steadfast Identity (OpenID Connect)Steadfast Group's Okta-hosted OpenID Connect provider, issuer https://idp.steadfast.com.au. It fronts the c...34.5AOL OpenID Connect APIOpenID Connect userinfo and JWKS endpoints34.3University of Zurich OpenID Connect APIIdentity, userinfo, and session endpoints34.0CCC Identity (OpenID Connect)The Okta-hosted identity service behind CCC Connect and the CCC customer and partner portals, running on th...33.9NoRedInk OAuth & OpenID ConnectNoRedInk's OAuth 2.0 authorization server with OpenID Connect on top, used for single sign-on and partner/c...33.1Alien SSOOpenID Connect / OAuth 2.0 identity provider for proof-of-humanity sign-in. Authorization code + PKCE (S256...32.7Crexi Platform APIThe api.crexi.com host is the platform API backing the Crexi web and mobile applications. It anonymously pu...32.5Authelia OpenID Connect 1.0 ProviderAuthelia acts as an OpenID Certified OpenID Connect 1.0 Provider supporting Authorization Code, Implicit, a...32.4Login With Grab (Grab ID) APIGrab ID is Grab's OAuth 2.0 / OpenID Connect identity provider. Partner applications use the Login With Gra...32.3FuturePass Identity (OpenID Connect)FuturePass is Futureverse's smart-wallet identity system, exposed to developers as a standards compliant Op...31.8Gluu FlexGluu Flex is the commercial, self-hosted enterprise distribution of the Linux Foundation Janssen Project. I...31.4Janssen ProjectThe Janssen Project is the upstream Linux Foundation open-source identity platform that powers Gluu Flex. I...31.4MainStreet Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization surface behind MainStreet sign-in, served from login.mainstree...30.6Arist Identity (OIDC)Arist runs its customer-facing authentication on an Auth0 tenant at auth.arist.app. The tenant publishes an...30.5Spring Security OpenID Connect APIThe OpenID Connect API from Spring Security — 2 operation(s) for openid connect.30.3Interac Hub Verification APIThe Interac Hub is an HTTP API that simplifies digital identity verification. Relying parties obtain verifi...29.5Good Energy Customer Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 identity provider behind Good Energy's customer hub at account.goodenergy.co...29.1LightForce Identity (OpenID Connect)The public OpenID Connect / OAuth 2.0 identity surface that fronts the LightForce Doctor Portal. Published ...28.7Cytora Identity (Auth0 OIDC)The OAuth 2.0 / OpenID Connect authorization server that fronts every Cytora integration, running on an Aut...28.6d ACCOUNT Connectd ACCOUNT Connect (dアカウント・コネクト) is DOCOMO's carrier identity service for businesses, offering OpenID Connec...28.2Unruly Gamelocker APIThe Gamelocker backend (gamelocker.unruly-studios.com) is a self-hosted GitLab instance that stores each le...28.1Echodyne Customer Portal Identity (OpenID Connect)The Echodyne Customer Portal is the login-gated distribution point for radar software, manuals, tools, the ...27.7Recuro Health Identity (OpenID Connect)Recuro Health's member and provider identity surface, an Auth0-hosted OpenID Connect / OAuth 2.0 authorizat...27.7Everly Health Identity (OAuth 2.0 / OpenID Connect)The OAuth 2.0 authorization server and OpenID Connect provider that fronts the Everlywell member account. I...27.4Employee Navigator Identity (OpenID Connect)The Employee Navigator OpenID Connect / OAuth 2.0 authorization server that fronts every Employee Navigator...27.2E.ON Next Customer Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization server that authenticates E.ON Next customers into the online ...26.8AssistPoint Identity (OpenID Connect)The production OpenID Connect / OAuth 2.0 authorization server for the AssistPoint platform, served from An...26.6Canada Life Customer Portal Identity (my.canadalife.com)The retail customer portal at my.canadalife.com is hosted on Salesforce Experience Cloud and publishes a co...26.4Canada Life Partner API GatewayA live, production API gateway at api.canadalife.com serving Canada Life's partner, distributor and MGA int...26.4nib Identity (OpenID Connect)The Auth0-backed OpenID Connect tenant behind nib member sign-in, issuer https://id.nib.com.au/. It is the ...26.4
Emerging 24 Early or largely undocumented
Everytable Customer Account (OAuth 2.0 / OpenID Connect)Shopify Customer Accounts authorization server for Everytable, discoverable anonymously at https://everytab...25.1NHS Login APINHS login provides a single, secure way for citizens to access NHS digital services. The NHS login API enab...24.3Vitality Partner API GatewayVitality's production API gateway, running WSO2 API Manager at apis.vitality.co.uk (origin wso2-prd-apigw.t...23.5Keycloak Admin REST APIAdministration REST API for Keycloak identity and access management, supporting OAuth2, OpenID Connect, and...23.4jAccount Single Sign-On (OAuth 2.0 / OIDC)jAccount is SJTU's identity and single sign-on system. It provides OAuth 2.0 and OpenID Connect authorizati...23.2Shopify Customer Account API (OAuth2 / OIDC)honest.com authenticates shoppers through the Shopify Customer Account API, an OAuth2 / OpenID Connect prov...23.0TAL Partner IdentityTAL's partner-facing OpenID Connect identity tenant (Okta org talpartner-au.okta.com), and the only machine...22.9SEED Identity (OpenID Connect)The OpenID Connect and OAuth 2.0 provider behind SEED player accounts. Klang publishes no documentation for...22.3myBots Identity (OAuth 2.0 / OpenID Connect)The myBots identity provider, running OpenIddict. This is the only surface in the estate that publishes a c...21.7OB-1 PlatformThe OB-1 coding-agent platform. The only publicly reachable API surface is the OAuth 2.0 / OpenID Connect a...20.8Resilience Identity (Auth0 Authorization Server)The only publicly documented, machine-readable surface Resilience operates. portal.cyberresilience.com — th...20.7Gymshark Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization server Gymshark operates on its own domain at auth.gymshark.co...20.3Western Single Sign-On (SAML2 / OAuth / OIDC / CAS)Western Technology Services operates an institutional Single Sign-On service supporting SAML2, OAuth, OpenI...20.1Zulily Customer Account API (Shopify)OpenID Connect / OAuth 2.0 authentication and customer-account access for Zulily shoppers, provided by the ...18.9Tegus Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization server that fronts sign-in for the Tegus platform. It is an Au...18.7SpruceID OID4VCI Credential Issuance APISpruceID's OID4VCI (OpenID for Verifiable Credential Issuance) Rust library implements the OpenID4VC creden...18.4SpruceID OID4VP Verifiable Presentations APISpruceID's OID4VP (OpenID for Verifiable Presentations) Rust library implements the OpenID4VC credential pr...18.4SpruceID Sign-In with Ethereum (SIWE) APISign-In with Ethereum (SIWE) enables Ethereum accounts to authenticate with off-chain services by signing a...18.4Vecna Robotics Partner Portal Identity (OpenID Connect)OpenID Connect / OAuth 2.0 identity endpoints served from the Vecna Robotics partner portal host (vecnarobo...18.4IRALOGIX Partner Authorization ServerThe publicly reachable OpenID Connect / OAuth 2.0 authorization server that fronts the IRALOGIX partner pla...17.6SAIB & Co. Cafe24 Storefront APIOAuth 2.0 / OpenID Connect storefront surface for the SAIB & Co. mall on the Cafe24 Unified Commerce Platfo...15.5Soundboks Customer Account API (Shopify)OAuth 2.0 / OpenID Connect customer-account surface exposed on the soundboks.com store domain by the Shopif...15.5Refectory Identity (OAuth2 / OpenID Connect)Public OAuth2 / OpenID Connect authorization server (Ory-style) backing the Refectory (Dejbox) consumer and...12.6Rockstar Games Sign-In (OpenID Connect)Public OpenID Connect / OAuth 2.0 identity provider operated by Rockstar Games at signin.rockstargames.com....12.4

Score breakdown

Frequency
60.9
log-scaled weighted occurrences
Breadth
3.8
spread across providers
Quality lift
45.3
mean composite of providers using it
Cohesion
13.5
strength of nearest seed neighbor

Related tags

Identity 77 co-occurrences Single Sign-On 18 co-occurrences Authorization 29 co-occurrences SAML 16 co-occurrences SSO 20 co-occurrences Authentication 127 co-occurrences OIDC 10 co-occurrences Identity Management 8 co-occurrences

Where this tag comes from

Api tag110
Provider tag59
Openapi tag8
Openapi op tag22

Cohort brief

Auto-generated

The 138 providers in the APIs.io catalog tagged OpenID Connect, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
138
of 139 on the roster
Mean Kin Score
37.6
+16.9 vs catalog 20.7
Mean Agent Readiness
23.4
+13.7 vs catalog 9.7
Spread
8.6–71.2
median 36.3 · σ 14.5
How the 138 split by band
Exemplar 2Strong 18Developing 40Thin 46Emerging 31Minimal 1
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Developer Ergonomics 38.8 17.9 +20.9 138
Discoverability 76.5 60.4 +16.1 138
Contract Quality 31 17.5 +13.5 138
Access Clarity 35.5 22.3 +13.2 138
Operational Transparency 23.3 11.3 +12 138
Contract Governance 17.1 6.4 +10.7 138

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) 36% 16% +20
MCP server (first-party) 12% 7% +5
Agent Skills 0% 0% 0
OAuth scopes 72% 9% +63
Security 100% 88% +12
Arazzo workflows 8% 2% +6
Governance rules 20% 13% +7

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 LINE 71.2
  2. 2 iOS 67.9
  3. 3 PropelAuth 65.9
  4. 4 Nokia Network as Code 65.7
  5. 5 Nursa 63.8
  6. 6 Frontegg 63.3
  7. 7 Kinde 62.9
  8. 8 Airtm 62.8
  9. 9 GitHub 62.4
  10. 10 Slack 62.3
Top by Agent Readiness
  1. 1 Liquid Death 51.2
  2. 2 Airtm 49.8
  3. 3 Telia Company 48.1
  4. 4 Amber Electric 47.7
  5. 5 Reapit 46.6
  6. 6 GitHub 45.5
  7. 7 GoFundMe 45.5
  8. 8 LINE 45.4
  9. 9 Steadfast Group 44.8
  10. 10 Dust Identity 44.7
This roster declares 139 members; 138 resolve to a provider in the catalog and 138 carry a score (100%). The figures above describe the scored members only.Generated from the catalog build of 25 August 2026, across 26891 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.

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