established · 0.8 marketcapability domainschemaindustry

OpenID Connect

Score 29.0 / 100 73 providers +127 via APIs 170 APIs Search apis.io →
Business capabilities this tag reaches
Cybersecurity Management 3

Providers using this tag (73)

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

Exemplar 7 Complete, well-documented, and agent-ready
Strong 6 Solid coverage with minor gaps
Developing 20 Usable, with meaningful gaps to close
Thin 19 Limited public surface area
Emerging 20 Early or largely undocumented
Minimal 1 Almost no public developer surface

APIs with this tag (170)

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 3 Complete, well-documented, and agent-ready
Strong 15 Solid coverage with minor gaps
Classy Login (OpenID Connect SSO)GoFundMe Pro's single sign-on service, implemented against OpenID Connect, letting third-party apps registe...64.7Immutable Passport AuthenticationPassport is Immutable's authentication and embedded-wallet product. Its OpenID Connect provider publishes a...64.4Gluu FlexGluu Flex is the commercial, self-hosted enterprise distribution of the Linux Foundation Janssen Project. I...63.9Janssen ProjectThe Janssen Project is the upstream Linux Foundation open-source identity platform that powers Gluu Flex. I...63.9Log in with the Colony (OpenID Connect provider)Agent-first OpenID Connect provider at issuer https://thecolony.ai. Humans sign in through Authorization Co...63.8Microsoft Authentication Library (MSAL)Modern authentication library for Microsoft identity platform.61.4Microsoft Identity PlatformThe Microsoft identity platform provides authentication and authorization services using standards-complian...61.4Inrupt Solid OpenID ProviderInrupt's hosted Solid-OIDC identity provider for PodSpaces WebIDs. It publishes a standard OpenID Connect d...61.0Microsoft Identity Platform APIAPI endpoints for OAuth 2.0, OpenID Connect, and SAML authentication protocols enabling application integra...58.5Airtm Wallet Resource (Connect) APIThe OAuth 2.0 resource server that lets a partner application move USDC in and out of an individual Airtm u...57.8Unico Identity OAuth2The OAuth2 token service every IDCloud contract authenticates against. Implements the RFC 7523 JWT-bearer g...57.7ForgeRock OpenID Connect APIOpenID Connect discovery and userinfo56.7Snap Kit / Login KitOAuth 2.0 and OpenID Connect identity platform for "Login with Snapchat", plus Creative Kit and Bitmoji Kit...56.3Nursa Authorization ServerNursa's OpenID Connect / OAuth 2.0 authorization server. Issues the JWT access tokens the Nursa Public API ...55.7Authelia OpenID Connect 1.0 ProviderAuthelia acts as an OpenID Certified OpenID Connect 1.0 Provider supporting Authorization Code, Implicit, a...54.5
Developing 41 Usable, with meaningful gaps to close
Origin Energy Kraken Authorization ServerThe OpenID Connect authorisation server issuing the bearer tokens used by both the Kraken REST and GraphQL ...53.7Movable Ink Platform Identity (OpenID Connect)The OpenID Connect provider that fronts the Movable Ink Studio and Da Vinci web application at app.movablei...51.6Microsoft Entra ID tenant federation for um.edu.moThe identity broker in front of UM's own IdP. Sign-in to data.um.edu.mo, UMMoodle and the GenAI chat starts...51.3UM Web SSO — institutional SAML 2.0 / OpenID Connect identity providerUMPASS, the university's single sign-on, is served by UM's own AD FS farm. It publishes federation metadata...51.3Zitadel OIDC / OAuth 2.0Zitadel implements the OpenID Connect and OAuth 2.0 standards for authentication and authorization flows. P...50.5Doximity OpenID Connect APIIdentity and discovery endpoints50.0Raven Authentication (OAuth2 / OpenID Connect)The University's central web authentication service. Raven OAuth2 conforms to OpenID Connect; applications ...50.0UW-Madison Identity Provider (Shibboleth)Institution-operated Shibboleth IdP at login.wisc.edu, machine-readable on two protocols and almost never c...49.5Amber Electric Consumer Data Right Energy APIAmber's Consumer Data Right energy data-holder surface, mandated by the Australian CDR regime extended from...49.4Truecaller OAuth User Verification APIThe backend half of the Truecaller OAuth SDK flow. After the mobile SDK returns an authorization code, part...49.3DNAnexus OpenID Connect ProviderDNAnexus operates an OpenID Connect provider that lets third-party web applications sign users in with thei...48.8HY Login Service — Shibboleth IdP + OpenID ConnectThe University's identity provider at login.helsinki.fi, machine-readable twice over. SAML: GET /idp/shibbo...48.8Perforce Helix Authentication Service APIREST API for the Helix Authentication Service, a Node.js based authentication protocol integration service ...48.2Uniphore Identity (OpenID Connect)Uniphore's dedicated Auth0 identity tenant, which fronts sign-in for the Uniphore customer portal and issue...48.0EasyWebinar OAuth 2.0 / OpenID ConnectThe only anonymously reachable, machine-readable EasyWebinar API surface. The application host publishes a ...47.7AGIBOT Store Agent Commerce API (UCP / MCP)The AGIBOT online store implements the Universal Commerce Protocol (UCP) for agent-driven commerce and expo...47.1RIS Synergy Identity Broker (OpenID Connect)Keycloak realm TU Wien operates as the identity broker for the Austrian RIS Synergy network, with SAML brok...47.1Telia Tunnistus Identification BrokerTelia Tunnistus is Telia Finland's identification broker service — an OpenID Connect and OAuth 2.0 identity...46.8Taylor's University Identity Federation (Microsoft Entra ID)Taylor's operates a Microsoft Entra ID tenant, 0a39ee13-5c27-420c-b0af-8e65c6929055, branded "Taylor's Educ...46.3RWTH 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...45.9AOL OpenID Connect APIOpenID Connect userinfo and JWKS endpoints served by AOL at api.login.aol.com under issuer https://api.logi...45.6DUST AuthDThe DUST account service — organizations, users, sessions, Service Accounts and OpenID Connect. Issues the ...45.6NHS Login APINHS login provides a single, secure way for citizens to access NHS digital services. The NHS login API enab...45.6ID.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...45.5Picarro Identity (P-Cubed SSO)The Keycloak-backed identity service that fronts the Picarro P-Cubed cloud platform. It publishes an anonym...45.5Buoy Authorization ServerAuth0-backed OAuth 2.0 / OpenID Connect authorization server that issues the bearer tokens the Buoy Symptom...45.4UT Austin Enterprise Identity Provider (SAML 2.0 + OpenID Connect)UT Austin's Shibboleth identity provider, and the most under-catalogued class of institutional API surface....45.3Spring Authorization Server APISpring Authorization Server provides a full OAuth 2.1 and OpenID Connect 1.0 authorization server implement...44.4Carefluence SMART on FHIR Authorization ServerThe first-party OpenID Connect / OAuth 2.0 authorization server that issues every token the Carefluence Ope...44.0HKU Microsoft Entra ID TenantHKU's Microsoft Entra ID tenant (42f9b54e-2477-41ba-bf09-7a0d2a83ff09) publishes a live OpenID Connect disc...44.0EDAT Keycloak OpenID Connect ProviderUnicamp-operated Keycloak authorization server (realm `edat`) that issues the credentials for the EDAT data...43.2IITB Central SSO — OpenID ConnectThe IIT Bombay Computer Centre's central identity provider, and the credential every institutional service ...42.5TailorMed Platform IdentityOpenID Connect / OAuth 2.0 authorization server for the TailorMed platform, served from TailorMed's own dom...41.8Microsoft Entra ID Tenant OpenID Connect DiscoveryThe university's institutional identity plane. Tenant 4ffa3bc4-ecfc-48c0-9080-f5e43ff90e5f, whose OpenID Co...41.3Agri Info Design OpenID Connect APIOpenID Connect Discovery and endpoints40.7Canada 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....40.3Empower OAuth 2.0 APIThe authorization API for Empower's API suite, listed as "production" in the public Empower developer porta...40.3University of Calgary Identity Federation (SAML 2.0 / OpenID Connect)The ucalgary.ca single-sign-on identity provider, run as a Microsoft Entra ID tenant. It publishes signed S...39.9NHS Login APIAuthenticate patients and members of the public using NHS login, the national identity service for patient-...39.7TUMonline (CAMPUSonline) — Course Catalog and IdentityTUM's student information system of record, running CAMPUSonline. Two machine-readable surfaces were verifi...39.7jAccount Authorization Server (OAuth 2.0 / OpenID Connect)SJTU's own identity and single sign-on system, run by the Network and Information Center on the university'...39.4
Thin 61 Limited public surface area
KIT OpenID Connect Provider (SCC Keycloak realm)Separately from the Shibboleth IdP, the Scientific Computing Center operates a Keycloak OpenID Connect prov...38.6CREA Identity ServerCREA's OAuth 2.0 / OpenID Connect authorization server at identity.crea.ca, which issues the access tokens ...38.2TU Berlin GitLab APISelf-hosted GitLab Enterprise Edition for TU Berlin. Correcting the June 2026 profile, which recorded this ...38.0Spring Security OpenID Connect APIThe OpenID Connect API from Spring Security — 2 operation(s) for openid connect.37.8Massey University Microsoft Entra ID TenantMassey University's Microsoft Entra ID tenant, discoverable by domain. The OpenID Connect discovery documen...37.6Liquid Instruments Identity (OAuth 2.0 / OpenID Connect)The hosted identity service behind mokucli login, Moku Cloud Compile and licensed feature access. It publis...37.2MyLandgate OpenID Connect / OAuth 2.0 (PingFederate)Landgate's customer identity provider, running PingFederate. The OpenID Connect discovery document is serve...36.2KW 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...35.9VIA Zero Trust Fabric — OpenID Connect IdentityVIA's OpenID Connect / OAuth 2.0 identity layer, operated on a VIA-run Keycloak server. It is the only mach...35.9Agora Authorization ServerAgora's OAuth 2.0 / OpenID Connect authorization server, served on its own domain at auth.agorareal.com and...35.1University SSO — OpenID Connect Discovery (Okta tenancy)TENANT RELATIONSHIP. sso.unimelb.edu.au is an Okta Identity Cloud tenancy running under a University vanity...35.1Crexi Platform APIThe api.crexi.com host is the platform API backing the Crexi web and mobile applications. It anonymously pu...34.7USTC Unified Identity Authentication (id.ustc.edu.cn, formerly Passport SSO)USTC's institution-operated authorization server, run by the Network Information Center and the hub every o...34.2Alien SSOOpenID Connect / OAuth 2.0 identity provider for proof-of-humanity sign-in. Authorization code + PKCE (S256...34.1ClassLink OAuth2 / SSO APIOAuth 2.0 authorization code flow enabling third-party applications to authenticate users via ClassLink Lau...33.9Universidad de los Andes Identity Provider (Microsoft Entra ID)The university's own SAML 2.0 and OpenID Connect identity provider, hosted as Microsoft Entra ID tenant fab...33.7University of Liverpool AD FS OAuth 2.0 / OpenID ConnectInstitution-operated Active Directory Federation Services authorization server on the university's own host...33.7University of Liverpool Microsoft Entra ID tenantThe institution's own Microsoft Entra ID tenant, discoverable by its domain name. Verified live 2026-09-01:...33.7EA Account OpenID Connect / OAuth 2.0EA's account authorization server at accounts.ea.com — the single identity surface behind the EA app, EA's ...33.6Ronin Waypoint Account ServiceOAuth2 / OpenID Connect account service and keyless wallet for onboarding players into Ronin games. Discove...33.1Elysium Health Customer Account (Shopify OIDC)Shopify Customer Accounts identity surface for elysiumhealth.com. OpenID Connect discovery is published at ...32.9FuturePass Identity (OpenID Connect)FuturePass is Futureverse's smart-wallet identity system, exposed to developers as a standards compliant Op...32.9Microsoft Entra ID Tenant (production browser sign-on)Production browser single sign-on for the university's student-facing services federates to a Microsoft Ent...32.7Keio Okta Tenant — OpenID ConnectKeio runs an Okta tenant at keio.okta.com behind its campus applications; gslbs.keio.jp redirects an anonym...32.6TU Dresden Identity Provider (Shibboleth SAML 2.0 + OpenID Connect)The university's own Shibboleth identity provider, operated by ZIH, and the surface class this pipeline exi...32.6Vanderbilt Microsoft Entra ID TenantThe vanderbilt.edu Microsoft Entra ID tenant (ba5a7f39-e3be-4ab3-b450-67fa80faecad), publishing live OpenID...32.4Vanderbilt Okta Identity Provider (OneVU)Vanderbilt's Okta organisation on its own custom domain onevu.vanderbilt.edu (CNAME to vanderbilt.customdom...32.4Maastricht University Identity Provider (ADFS / SURFconext / eduGAIN)Maastricht University runs its own identity provider on login.maastrichtuniversity.nl and publishes two mac...32.3Liquid Death Customer Account OAuthThe OpenID Connect and OAuth 2.0 authorization server for the Liquid Death customer account, hosted at acco...32.2Unison Share APIThe API powering the Unison Share web application, including the APIs for syncing code with UCM and browsin...31.9UAEU Enterprise Identity Service (OIDC / SAML 2.0 / SCIM 2.0)The university's own single sign-on service, running on UAEU's registrable domain under a certificate issue...31.7MainStreet Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization surface behind MainStreet sign-in, served from login.mainstree...31.5sciCORE OpenID Connect IssuerOpenID Connect issuer operated by sciCORE, the University of Basel's centre for scientific computing, at ht...31.4Chulalongkorn University Identity Federation (Microsoft Entra ID tenant)The university's cloud identity, and the most complete machine-readable contract anywhere in this profile. ...31.3Arist Identity (OIDC)Arist runs its customer-facing authentication on an Auth0 tenant at auth.arist.app. The tenant publishes an...31.1Khalifa University Identity Federation (Microsoft Entra ID)Khalifa University operates its own Microsoft Entra ID tenant for the ku.ac.ae namespace — tenant id 08fe1c...31.1University of Waikato Microsoft Entra ID TenantThe university's Microsoft Entra ID tenant, 220f5dc3-9452-48e5-9b4f-888df42f7a2d, is the identity source be...31.1CCC Identity (OpenID Connect)The Okta-hosted identity service behind CCC Connect and the CCC customer and partner portals, running on th...30.6Ambience Identity (OAuth 2.0 / OpenID Connect)The OpenID Connect provider fronting the Ambience application and API platform. Publishes an RFC 8414 / OID...30.5Login With Grab (Grab ID) APIGrab ID is Grab's OAuth 2.0 / OpenID Connect identity provider. Partner applications use the Login With Gra...29.9Steadfast Identity (OpenID Connect)Steadfast Group's Okta-hosted OpenID Connect provider, issuer https://idp.steadfast.com.au. It fronts the c...29.9Western Single Sign-On (Apereo CAS — CAS 3.0, SAML2, OIDC)Western Technology Services operates an Apereo CAS server at ssocas.uwo.ca. The CAS 3.0 protocol is publicl...29.9Trinity Microsoft Entra ID tenant (OIDC + SAML metadata)Trinity's Microsoft Entra ID tenant, d595be8d-b306-45f4-8064-9e5b82fbe52b, resolved from the tcd.ie domain ...29.2Microsoft Entra ID Tenant Federation Metadata (tec.mx / itesm.mx)The institution's Microsoft Entra ID tenant, c65a3ea6-0f7c-400b-8934-5a6dc1705645, covering both tec.mx and...29.1Tec de Monterrey AD FS Identity Provider (fs.itesm.mx)The institution's own SAML 2.0 / WS-Federation / OpenID Connect identity provider, on its own registrable d...29.1d 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...28.4University of Exeter Microsoft Entra ID TenantExeter runs a Microsoft Entra ID tenant (912a5d77-fb98-4eee-af32-1334d8f04a53) used for staff and student s...28.4MyUni Learning Management System (Instructure Canvas) — Adelaide tenancyThe University's LMS runs on Instructure Canvas at myuni.adelaide.edu.au. The tenancy, roster and course co...28.3Troy Medicare Provider Portal Identity ServiceThe OpenID Connect authorization server behind Troy Medicare's secure provider portal, which contracted pro...27.5University of Sussex Single Sign-On (Okta tenant)Sussex's Okta organization, reached on the Sussex-branded hostname okta.sussex.ac.uk, which CNAMEs to susse...27.4Pocus Identity (OAuth 2.0 / OpenID Connect)Pocus operates an OAuth 2.0 authorization server and OpenID Connect provider at auth.pocus.com, publishing ...27.3Qatar University OpenID Connect APIAuthorization, user info and session management.27.3CWRU Microsoft Entra ID tenant (OIDC + SAML metadata)CWRU's Microsoft Entra ID tenant, dc1c97ee-7a12-4624-9a01-9ad4f05d1311, resolved from the case.edu domain h...27.0Interac Hub Verification APIThe Interac Hub is an HTTP API that simplifies digital identity verification. Relying parties obtain verifi...27.0Everytable Customer Account (OAuth 2.0 / OpenID Connect)Shopify Customer Accounts authorization server for Everytable, discoverable anonymously at https://everytab...26.9NoRedInk OAuth & OpenID ConnectNoRedInk's OAuth 2.0 authorization server with OpenID Connect on top, used for single sign-on and partner/c...26.9H&R Block Identity (OAuth 2.0 / OpenID Connect)H&R Block's customer identity platform, a PingFederate authorization server at https://login.hrblock.com se...26.8Microsoft Entra ID Tenant — OpenID Connect DiscoveryQueen Mary's Microsoft Entra ID tenant, GUID 569df091-b013-40e3-86ee-bd9cb9e25814, EU region scope. The Ope...26.5UTM identity federation — Microsoft Entra ID tenant (SAML 2.0 / OpenID Connect)UTM's institutional identity provider. The tenant (9c827912-3502-4333-ba47-1b242c3d20e6) is bound to UTM by...26.3ENS de Lyon Microsoft Entra ID tenant (OIDC + SAML metadata)The Entra ID tenant behind ens-lyon.fr accounts, resolved from the domain hint: c30cf67d-aee4-44f6-8f1b-12f...26.2Feide / Dataporten Identity Federation (NTNU membership)NTNU authenticates through Feide, the Norwegian national identity federation operated by Sikt, with Datapor...26.2
Emerging 50 Early or largely undocumented
Keycloak Admin REST APIAdministration REST API for Keycloak identity and access management, supporting OAuth2, OpenID Connect, and...26.1Unruly Gamelocker APIThe Gamelocker backend (gamelocker.unruly-studios.com) is a self-hosted GitLab instance that stores each le...26.0Good Energy Customer Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 identity provider behind Good Energy's customer hub at account.goodenergy.co...25.9LightForce Identity (OpenID Connect)The public OpenID Connect / OAuth 2.0 identity surface that fronts the LightForce Doctor Portal. Published ...25.7University of Phoenix Single Sign-On (OpenID Connect / OAuth 2.0)The University of Phoenix identity provider, running ForgeRock Access Management in the /alpha realm. The O...25.7AssistPoint Identity (OpenID Connect)The production OpenID Connect / OAuth 2.0 authorization server for the AssistPoint platform, served from An...25.6Primerica API GatewayPrimerica's own API gateway (Broadcom/CA Layer7 — unmatched paths return a SOAP "Policy Falsified" fault in...25.2Employee Navigator Identity (OpenID Connect)The Employee Navigator OpenID Connect / OAuth 2.0 authorization server that fronts every Employee Navigator...25.1Microsoft Entra ID tenant (institutional identity)The University's Microsoft Entra ID tenant, 8c2b19ad-5f9c-49d4-9077-3ec3cfc52b3f, resolvable from the abdn....25.0Everly Health Identity (OAuth 2.0 / OpenID Connect)The OAuth 2.0 authorization server and OpenID Connect provider that fronts the Everlywell member account. I...24.9Glacier Bank Digital Banking OIDC (Banno tenant)The OpenID Connect issuer Glacier Bank serves at connect.glacierbank.com for its Jack Henry Banno Digital T...24.9UTP Identity Federation (Microsoft Entra ID tenant)UTP federates identity through its own Microsoft Entra ID tenant rather than a Shibboleth IdP. Both the SAM...24.8Cytora Identity (Auth0 OIDC)The OAuth 2.0 / OpenID Connect authorization server that fronts every Cytora integration, running on an Aut...24.7Laundryheap OAuth 2.0 / OpenID Connect Authorization ServerA live, spec-clean OAuth 2.0 and OpenID Connect provider on Laundryheap's root host, discovered only by pro...24.6Shopify Customer Account API (OAuth2 / OIDC)honest.com authenticates shoppers through the Shopify Customer Account API, an OAuth2 / OpenID Connect prov...24.6Griffith Canvas LMS (Instructure) — LTI 1.3 and RESTGriffith operates an Instructure Canvas learning management system at lms.griffith.edu.au. The tenancy expo...24.4UCSI University Identity Federation (Microsoft Entra ID)UCSI operates a Microsoft Entra ID tenant, 3c5f2d31-81d8-4455-a2bf-531fbc398144, region AS, whose Federatio...24.3Wuhan University Campus Single Sign-On (CAS / OpenID Connect / SAML)The campus authentication server at cas.whu.edu.cn/authserver, which every institutional application redire...24.3Wand Identity (OpenID Connect)Wand runs Keycloak at auth.wand.ai as the identity provider for its platform. The master realm serves an an...24.1Recuro Health Identity (OpenID Connect)Recuro Health's member and provider identity surface, an Auth0-hosted OpenID Connect / OAuth 2.0 authorizat...23.9SEED Identity (OpenID Connect)The OpenID Connect and OAuth 2.0 provider behind SEED player accounts. Klang publishes no documentation for...23.7E.ON Next Customer Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization server that authenticates E.ON Next customers into the online ...23.6Echodyne Customer Portal Identity (OpenID Connect)The Echodyne Customer Portal is the login-gated distribution point for radar software, manuals, tools, the ...23.6American Woodmark Identity ProviderAmerican Woodmark's OpenID Connect / OAuth 2.0 authorization server, an IdentityServer deployment that auth...23.5OB-1 PlatformThe OB-1 coding-agent platform. The only publicly reachable API surface is the OAuth 2.0 / OpenID Connect a...23.5Canada 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...22.8Canada Life Partner API GatewayA live, production API gateway at api.canadalife.com serving Canada Life's partner, distributor and MGA int...22.8Gymshark Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization server Gymshark operates on its own domain at auth.gymshark.co...22.6DCAA Contractor Submission Portal (CSP)The portal a defense contractor uses to file, update or withdraw a certified incurred cost submission with ...22.3Kymeta Access IdentityKymeta's own OAuth 2.0 / OpenID Connect authorization server (issuer https://access.kymeta.io), the single ...22.3nib Identity (OpenID Connect)The Auth0-backed OpenID Connect tenant behind nib member sign-in, issuer https://id.nib.com.au/. It is the ...22.1myBots Identity (OAuth 2.0 / OpenID Connect)The myBots identity provider, running OpenIddict. This is the only surface in the estate that publishes a c...21.9Tegus Identity (OpenID Connect)The OpenID Connect / OAuth 2.0 authorization server that fronts sign-in for the Tegus platform. It is an Au...20.8SpruceID OID4VCI Credential Issuance APISpruceID's OID4VCI (OpenID for Verifiable Credential Issuance) Rust library implements the OpenID4VC creden...20.6SpruceID OID4VP Verifiable Presentations APISpruceID's OID4VP (OpenID for Verifiable Presentations) Rust library implements the OpenID4VC credential pr...20.6SpruceID Sign-In with Ethereum (SIWE) APISign-In with Ethereum (SIWE) enables Ethereum accounts to authenticate with off-chain services by signing a...20.6Vitality Partner API GatewayVitality's production API gateway, running WSO2 API Manager at apis.vitality.co.uk (origin wso2-prd-apigw.t...20.4IRALOGIX Partner Authorization ServerThe publicly reachable OpenID Connect / OAuth 2.0 authorization server that fronts the IRALOGIX partner pla...19.9Zartico Identity (OpenID Connect / OAuth 2.0)Zartico fronts its platform with Okta-hosted identity, and two of its hosts publish complete, anonymously r...19.9CityUHK Single Sign-On (OpenID Connect / OAuth 2.0)CityUHK's OpenID Connect and OAuth 2.0 authorization server on the university's own hostname auth.cityu.edu...19.7TAL Partner IdentityTAL's partner-facing OpenID Connect identity tenant (Okta org talpartner-au.okta.com), and the only machine...19.6Zulily Customer Account API (Shopify)OpenID Connect / OAuth 2.0 authentication and customer-account access for Zulily shoppers, provided by the ...19.6F&G Identity (auth.fglife.com)The only machine-readable API surface F&G Annuities & Life publishes. auth.fglife.com is an Auth0 custom do...19.5Vecna Robotics Partner Portal Identity (OpenID Connect)OpenID Connect / OAuth 2.0 identity endpoints served from the Vecna Robotics partner portal host (vecnarobo...19.4DTU Identity Federation (SAML 2.0 / WS-Federation / OpenID Connect)DTU operates its own security token service at sts.ait.dtu.dk (Microsoft AD FS) and publishes signed SAML 2...19.3Resilience Identity (Auth0 Authorization Server)The only publicly documented, machine-readable surface Resilience operates. portal.cyberresilience.com — th...19.2SAIB & Co. Cafe24 Storefront APIOAuth 2.0 / OpenID Connect storefront surface for the SAIB & Co. mall on the Cafe24 Unified Commerce Platfo...16.2Soundboks Customer Account API (Shopify)OAuth 2.0 / OpenID Connect customer-account surface exposed on the soundboks.com store domain by the Shopif...16.2Rockstar Games Sign-In (OpenID Connect)Public OpenID Connect / OAuth 2.0 identity provider operated by Rockstar Games at signin.rockstargames.com....15.6Refectory Identity (OAuth2 / OpenID Connect)Public OAuth2 / OpenID Connect authorization server (Ory-style) backing the Refectory (Dejbox) consumer and...12.8

Companies reaching this through an API (127)

These companies publish an API, specification or operation carrying “OpenID Connect” 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.

AgiBot Agora Real Estate Agri Info Design Amber Electric Ambience Healthcare American Woodmark Apollo Education Group Arist Buoy Health Canada Life Carefluence Case Western Reserve University Chulalongkorn University City University of Hong Kong ClassLink CREXi Cvent Cytora Defense Contract Audit Agency DNAnexus Dust Identity E.ON Next EasyWebinar Echodyne Electronic Arts Elysium Health Everly Health Everytable FGL Holdings GoFundMe Good Energy Grab Great-West Lifeco Griffith University Honest Company Immutable Inrupt Interac iOS IRALOGIX JBoss Karlsruhe Institute of Technology Keio University Keller Williams Khalifa University Kymeta Landgate Laundryheap Lightforce Liquid Death
Show all 127 companies ↓

Score breakdown

Frequency
64.3
log-scaled weighted occurrences
Breadth
1.9
spread across providers
Quality lift
47.8
mean composite of providers using it
Cohesion
19.4
strength of nearest seed neighbor

Related tags

Identity Federation 72 co-occurrences SAML 65 co-occurrences SSO 71 co-occurrences Identity 109 co-occurrences University 54 co-occurrences OAI-PMH 44 co-occurrences Higher Education 54 co-occurrences Open Access 40 co-occurrences

Where this tag comes from

Api tag170
Provider tag73
Openapi tag6
Openapi op tag20

Cohort brief

Auto-generated

The 73 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
73
all scored
Mean Kin Score
39
+16.1 vs catalog 22.9
Mean Agent Readiness
24.6
+12.7 vs catalog 11.9
Spread
9.9–87.5
median 36.2 · σ 17.6
How the 73 split by band
Exemplar 7Strong 6Developing 20Thin 19Emerging 20Minimal 1
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Developer Ergonomics 42.8 23.2 +19.6 73
Operational Transparency 28.5 13.7 +14.8 73
Access Clarity 38.4 26.5 +11.9 73
Contract Quality 28.6 17.6 +11 73
Contract Governance 16.3 6.3 +10 73
Discoverability 67.6 58.1 +9.5 73

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) 21% 14% +7
MCP server (first-party) 19% 12% +7
Agent Skills 0% 0% 0
OAuth scopes 78% 11% +67
Security 100% 98% +2
Arazzo workflows 5% 2% +3
Governance rules 23% 14% +9

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 Kinde 87.5
  2. 2 Microsoft Entra ID (formerly Azure AD) 82.8
  3. 3 LINE 71.8
  4. 4 Authentik 71.6
  5. 5 Clerk 71.4
  6. 6 Auth0 70
  7. 7 Strivacity 67.9
  8. 8 Frontegg 65
  9. 9 Gluu 63.9
  10. 10 The Colony 63.8
Top by Agent Readiness
  1. 1 The Colony 67.8
  2. 2 Microsoft Entra ID (formerly Azure AD) 56.3
  3. 3 Airtm 49.4
  4. 4 Kinde 48.1
  5. 5 Clerk 45.9
  6. 6 LINE 44.9
  7. 7 Dream Sports 41
  8. 8 TrustArc 38.7
  9. 9 Auth0 37.2
  10. 10 Gluu 36
All 73 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 5 October 2026, across 29093 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/openid-connect"
All tags
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort
curl "https://apis.io/api/v1/cohorts/tag/openid-connect"
The distribution (Pro)
curl "https://apis.io/api/v1/cohorts/tag/openid-connect/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

Discovery needs no key. Ratings and market analysis are Pro.

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