Feature

Single Sign-On

Enterprise SSO via SAML or OIDC identity providers.

83 providers 1197 APIs 75 declared variants

Users authenticate through a corporate identity provider rather than product-local credentials. A hard requirement for enterprise buyers and usually the gate on an enterprise plan.

83 API providers on the APIs.io network offer single sign-on. The highest-rated are Didomi, Commerce Layer, LaunchDarkly, Gitea, Plaid.

Providers

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

Exemplar 8 Complete, well-documented, and agent-ready
Strong 21 Solid coverage with minor gaps
BuildkiteBuildkite is a hybrid CI/CD platform that combines a hosted control plane (pipelines.buildkite.com) with se...2 APIs65.9PropelAuthPropelAuth is a B2B SaaS authentication and multi-tenant user management platform purpose-built for organiz...3 APIs65.9AffindaAffinda is an Intelligent Document Processing (IDP) platform that uses AI to extract structured data from d...4 APIs64.7SlackSlack is a cloud-based team collaboration platform that provides chat, file sharing, and integrations with ...32 APIs64.7RaygunRaygun is an application monitoring platform that combines Crash Reporting, Real User Monitoring (RUM), and...1 API63.2NotionNotion is an all-in-one workspace that combines notes, tasks, wikis, and databases. The Notion API allows d...1 API62.4ZapierZapier is an automation platform that connects different apps and services to automate workflows without re...1 API62.0Unified.toUnified is a real-time unified API platform that provides access to over 360 integrations across 22 categor...11 APIs61.7emnifyemnify is a cloud-native global IoT cellular connectivity provider operating its own mobile core and SuperN...1 API60.8GitHubThe GitHub REST API allows developers to programmatically interact with GitHub resources including reposito...38 APIs60.7NanonetsNanonets is a no-code document AI and OCR platform that combines a custom-model OCR API, pre-built document...3 APIs60.3InterswitchInterswitch is Nigeria's foundational digital payments and transaction-switching company, founded in 2002 a...10 APIs60.1MicrosoftCollection of Microsoft's primary APIs and developer resources.17 APIs59.6Qlik Sense APIsQlik Sense and Qlik Cloud from Qlik Parent, Inc. — a business intelligence, data integration and AI analyti...82 APIs59.3Google Quantum AIGoogle Quantum AI is Google's quantum-computing research and engineering arm, building superconducting quan...1 API58.7Microsoft AzureMicrosoft Azure is a cloud computing platform and infrastructure for building, deploying, and managing appl...697 APIs57.6Microsoft Azure Active DirectoryMicrosoft Azure Active Directory (Azure AD), now Microsoft Entra ID, is Microsoft's cloud-based identity an...1 API57.4VespaVespa is an open-source AI search engine, big-data serving engine, and vector database originally developed...3 APIs57.1ZitadelZitadel is an open source identity infrastructure platform providing secure authentication and user managem...1 API56.5DeelDeel is a global workforce platform combining payroll, Employer of Record (EOR), independent contractor man...8 APIs55.0CalmCalm is a leading consumer mental-wellness company whose app offers guided meditations, Sleep Stories, brea...1 API54.3
Developing 29 Usable, with meaningful gaps to close
Tray.aiTray.ai (formerly Tray.io) is an AI-ready enterprise orchestration platform for data and AI, combining a Me...2 APIs53.5Amazon Managed GrafanaAmazon Managed Grafana is a fully managed service for open source Grafana developed in collaboration with G...1 API53.4Lunar EnergyLunar Energy is a Mountain View, California-based residential clean-energy company founded in August 2020 b...2 APIs53.4Amazon CognitoAmazon Cognito is an AWS service that provides authentication, authorization, and user management for web a...2 APIs53.1CrewAI CloudCrewAI Cloud (CrewAI AMP) is the managed Agent Management Platform for deploying, monitoring, scaling, and ...1 API52.7Amazon Migration HubAWS Migration Hub provides a single location to track the progress of application migrations across multipl...1 API52.5GrafanaGrafana Labs builds the open and composable observability stack used by millions of engineers to visualize,...20 APIs52.3ShippoShippo provides a robust shipping API architecture that helps developers drive efficiency at scale. The Shi...1 API52.2CobaltTraditional integrations are slow, fragmented, and hinder growth. Cobalt is changing that. A next-gen integ...1 API52.1RunwayRunway is an applied AI research company that builds generative AI tools for creative professionals. Their ...3 APIs51.9Amazon IAM Identity CenterAWS IAM Identity Center (successor to AWS Single Sign-On) is where you create, or connect, your workforce i...2 APIs51.2Amazon AmplifyAWS Amplify is a set of tools and services for building secure, scalable full-stack applications powered by...2 APIs50.9PolyAPIPoly, built using cutting-edge AI and Kubernetes-native technology, accelerates development and simplifies ...1 API50.8DescopeDescope is a customer and agentic identity access management (CIAM) platform founded in 2022 by veterans of...1 API50.5WorkOSWorkOS is the "Enterprise Ready" identity platform for B2B SaaS — providing AuthKit user management, enterp...1 API50.1Heidi HealthHeidi Health is a Melbourne, Australia-founded AI care partner for clinicians, founded in 2019 by Dr. Tom K...1 API49.7ZoomZoom is a communications platform that allows users to connect with video, audio, phone, and chat. The Zoom...12 APIs49.5Microsoft Azure CloudA comprehensive collection of Microsoft Azure cloud service APIs covering compute, storage, databases, AI, ...1 API49.2CircleCICircleCI is a continuous integration and continuous delivery (CI/CD) platform that automates software build...2 APIs49.0Amazon CodeGuru ReviewerAmazon CodeGuru Reviewer is an automated code review service that uses machine learning and AWS best practi...1 API46.5Elastic.ioElastic IO is a cloud-based integration platform that helps businesses effortlessly connect their various a...1 API46.5HumaansHumaans is a London-headquartered modern HRIS (Human Resources Information System) for fast-growing, distri...1 API46.2Azure Active DirectoryMicrosoft's cloud-based identity and access management service that helps employees sign in and access reso...1 API43.7SupabaseSupabase is an open-source Firebase alternative that provides a suite of backend services built on top of P...5 APIs42.3Apache NiFiApache NiFi is a dataflow management system designed to automate the flow of data between systems. It provi...1 API41.0Apache KnoxApache Knox is a REST API and application gateway for the Apache Hadoop ecosystem. It provides a single acc...1 API40.5Apache HBaseApache HBase is an open-source, distributed, versioned, non-relational database modeled after Google's Bigt...1 API40.3Argo CDArgo CD is a declarative, GitOps continuous delivery tool for Kubernetes that automates the deployment of a...1 API40.0HeapHeap is a digital analytics platform that automatically captures every user interaction on web and mobile a...2 APIs39.5
Thin 16 Limited public surface area
QlikViewQlikView is Qlik's guided-analytics platform for business intelligence and data visualization, installed an...10 APIs39.0AutheliaAuthelia is an open source authentication and authorization server providing multi-factor authentication an...1 API38.7PagerDutyPagerDuty is a digital operations management platform that helps teams detect problems and resolve incident...1 API38.7trelloTrello is a web-based, kanban-style, list-making application that allows users to organize tasks, projects,...1 API37.0Zero Trust Network AccessZero Trust Network Access (ZTNA) is a security framework and product category that grants access to private...1 API36.4honeycombBuild integrations and automate workflows with the Honeycomb API. Programmatically manage datasets, queries...1 API36.2QdrantQdrant is a vector similarity search engine that provides a production-ready service with a convenient API ...1 API36.2clickupWork with tasks using the ClickUp API.12 APIs35.3RiskifiedRiskified (NYSE RSKD) is an Israeli ecommerce risk-management platform that uses machine learning and a glo...7 APIs34.7bugsnagBugsnag is an application stability monitoring platform that helps software teams detect, diagnose, and fix...5 APIs32.4FactoryFactory is an agent-native software development platform whose Droids act as autonomous AI engineers that p...3 APIs32.0Incident.ioincident.io is an incident management platform that helps teams declare, manage, and learn from incidents.25 APIs29.6AcadiaAcadia is a Connected Worker Platform designed for employee productivity, acquired by Epicor. It delivers d...5 APIs29.5AWS CLIThe AWS Command Line Interface (AWS CLI) is a unified tool to manage AWS services from the command line. Wi...1 API29.0CasdoorCasdoor is an open-source, AI-first identity and access management (IAM) and MCP gateway authentication ser...1 API28.2BlynkBlynk is a low-code / no-code IoT software platform that helps companies prototype, deploy, and remotely ma...3 APIs28.1
Emerging 8 Early or largely undocumented
Minimal 1 Almost no public developer surface

What Providers Actually Declared

This feature is a canonical term. These are the free-text strings providers wrote in their own apis.yml that map onto it.

API calls not associated with labels billed at API Starter ratesAWS SSO SupportAccessories GroupAssociation RulesAssociation ServicesAssociation members: 197 as of 01 July 2026Associative Data ModelAssociative EngineAuth (email/password, OAuth, magic links, SAML SSO)Authentication And SSOBlynk.NCP — network co-processor reference designBusiness at $12/user/mo with dashboards, automations (5K/mo), Google SSOBusiness at $18.33/user/mo with 300 participants, SSO, managed domainsBusiness at $20/member/mo with Notion Agent, SAML SSO, AI Meeting NotesBusiness+ at $15/user/mo with SSO, compliance, full AICard 360 — issuer-processor card management for Verve, debit, and prepaid cards (create, PIN, block, link, balance)Container API for custom searchers, document processors, and handlersCoprocessorsDomain AssociationEnterprise SSO via SAML and OIDC with self-service per-organization setup (Okta, Entra ID, etc.)Enterprise SSO, SAML/SCIM, Zero Data Retention, on-prem deployEnterprise at $17.50/user/mo: org-wide permissions, SSO via Atlassian GuardEnterprise custom: SAML/SCIM, custom roles, release automationEnterprise features including SSO, centralised billing, custom hosting, dedicated CSMEnterprise: SAML/SCIM, capacity planning, AI Studio (200K credits)Enterprise: SSO, custom org spaces, Workspace AnalyticsFounding member of the Digital Container Shipping Association (DCSA) — APIs align with DCSA standardsFree: 10K monthly sessions, 6 months history, SSOHost: Mortgage Bankers Association; MISMO founded 1999, MBA subsidiary since 2004Hundreds of Built-in ProcessorsIdentity Provider IntegrationMicrosoft Entra ID AuthenticationNHS Login Identity ProviderOIDC and OAuth Token Exchange (RFC 8693) for short-lived API tokens from identity providersPartner SAML 2.0 IdP-initiated SSO with unique SubjectNameIdPay-as-you-go default; Growth tier with discounts and SSOPost-Processor SupportPre-built integrations across Payroll (Remote, Oyster, Papaya Global, Symmetrical, Payap, PayCaptain, Salary), Identity (Okta, JumpCloud, Microsoft Entra ID, Google SSO, SAML), Compliance (Vanta, Drata, Secureframe), Finance (Carta, Pulley, Pleo, Spendesk, Moss, Ramp, Pave, Ravio, Figures, Ledgy, Mesh Payments, Cledara), ATS (Greenhouse, Lever, Workable, Ashby, Teamtailor, Gem, Pinpoint, Manatal), Performance (Lattice, CultureAmp, Leapsome, Workvivo, Eletive, Officevibe, Frankli, Appraisd), Calendar/Comms (Google Calendar, Slack), eSignature (Docusign, Contractbook), Benefits (Ben, Assembly, Bonusly, Goody, Kota, Happl, CakeDrop), Learning (Sana Labs, WorkRamp, Ethena), Automation (Zapier), People Analytics (ChartHop, Insightful)Premium: SSO, private VPC, 99.9% SLAPro $1,250/mo: 1.25M API calls, SAML SSO, secrets manager

Showing 40 of 75 declared variants

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Every feature here is available over the APIs.io API and to AI agents over MCP. Features is not yet its own endpoint on the v1 API. Reach it through catalog search and the tag graph, or the MCP server.

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Tools for features

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  • 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.
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curl "https://apis.io/api/v1/search?q=sso&limit=10"
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curl "https://apis.io/api/v1/tags/sso"

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