Hanko website screenshot

Hanko

Hanko is a passkey-first, open-source authentication platform that serves as a modern alternative to Auth0, Clerk, and WorkOS. It provides a REST API covering passkeys (WebAuthn/FIDO2), passwords, OAuth social login, SAML SSO, multi-factor authentication, and session management. Hanko is available as a managed cloud service and as a self-hosted open-source deployment, targeting developers who want to add passwordless authentication to their applications. The platform is headquartered in Germany and emphasizes privacy-first, European-hosted infrastructure with a free tier supporting up to 10,000 monthly active users.

Hanko publishes 22 APIs on the APIs.io network, including Flow API, Audit Logs API, Credentials API, and 19 more. Tagged areas include Authentication, Passkeys, WebAuthn, FIDO2, and Identity.

The Hanko catalog on APIs.io includes 1 JSON-LD context and 1 Spectral governance ruleset.

Hanko’s developer surface includes authentication, documentation, engineering blog, pricing, and 12 more developer resources.

🌐 Visit website 📡 Source on GitHub
53.2/100 developing ▼ -5.1 Agent 34/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessPaidSelf serve
22 APIs
AuthenticationPasskeysWebAuthnFIDO2IdentityOAuthSAMLPasswordlessOpen Source

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 53.2/100 · developing
Contract Quality 16.4 / 25
Developer Ergonomics 4.3 / 20
Commercial Clarity 10.0 / 20
Operational Transparency 6.8 / 13
Governance 8.3 / 12
Discoverability 7.4 / 10
Agent readiness — 34/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 7 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/hanko: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 22

Individual APIs this provider publishes, each with its own machine-readable definition.

Hanko Flow API

The Hanko Flow API powers structured authentication flows including login initialization and advancement, registration flow management, profile flow handling, and token exchange...

Hanko Audit Logs API

The Audit Logs API from Hanko — 2 operation(s) for audit logs.

Hanko Credentials API

The Credentials API from Hanko — 9 operation(s) for credentials.

Hanko Email Management API

The Email Management API from Hanko — 3 operation(s) for email management.

Hanko Login API

The Login API from Hanko — 2 operation(s) for login.

Hanko Metrics API

The Metrics API from Hanko — 1 operation(s) for metrics.

Hanko mfa API

Represents all objects which are related to MFA in common

Hanko Passcode API

The Passcode API from Hanko — 2 operation(s) for passcode.

Hanko Password API

The Password API from Hanko — 2 operation(s) for password.

Hanko SAML API

The SAML API from Hanko — 3 operation(s) for saml.

Hanko Session Management API

The Session Management API from Hanko — 1 operation(s) for session management.

Hanko Sessions API

The Sessions API from Hanko — 1 operation(s) for sessions.

Hanko Status API

The Status API from Hanko — 1 operation(s) for status.

Hanko Third Party API

The Third Party API from Hanko — 2 operation(s) for third party.

Hanko Token API

The Token API from Hanko — 1 operation(s) for token.

Hanko Transaction API

The Transaction API from Hanko — 2 operation(s) for transaction.

Hanko User Management API

The User Management API from Hanko — 5 operation(s) for user management.

Hanko User Metadata Management API

The User Metadata Management API from Hanko — 1 operation(s) for user metadata management.

Hanko Users API

The Users API from Hanko — 9 operation(s) for users.

Hanko webauthn API

Represents all objects which are related to WebAuthn in common

Hanko Webhooks API

The Webhooks API from Hanko — 2 operation(s) for webhooks.

Hanko .well-known API

The .well-known API from Hanko — 2 operation(s) for .well-known.

Scroll for all 22

Pricing Plans 1

Published pricing tiers and plan structures.

Hanko Plans Pricing

4 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Hanko Rate Limits

3 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Hanko Finops

FINOPS

Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Hanko Context

6 classes · 30 properties

JSON-LD

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

Hanko API Rules

5 rules · 4 warnings 1 info

SPECTRAL

JSON Schema 3

Standalone JSON Schema definitions for this provider's data models.

Hanko Session

8 properties

JSON SCHEMA

Hanko User

7 properties

JSON SCHEMA

Hanko WebAuthn Credential

11 properties

JSON SCHEMA

Examples 3

Example request and response payloads for these APIs.

Hanko Passkey Registration Example

3 fields

EXAMPLE

Hanko User Get Example

3 fields

EXAMPLE

Hanko Webauthn Login Initialize Example

3 fields

EXAMPLE

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Hanko Authentication

apiKey/http · 2 schemes

SECURITY

Hanko Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Hanko Agentic Access

84 operations · 53 acting

84 operations · 53 acting

AGENTIC

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess

Design & Contract 2

Pagination, idempotency, versioning, errors, and events

Vocabulary
Vocabulary
 JSONLDContext
JSONLDContext

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrganization
GitHubOrganization

Access & Security 2

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity
 Authentication
Authentication

Operate 2

Status, limits, changes, and where to get help

StatusPage
StatusPage
 RateLimits
RateLimits

Commercial 3

Pricing, plans, and the legal terms of use

Pricing
Pricing
 Plans
Plans
 FinOps
FinOps

Company 3

The organization behind the API

Website
Website
 LinkedIn
LinkedIn
 Blog
Blog

Other 1

Properties that don't map to a standard resource type

X
X

Source (apis.yml)

apis.yml Raw ↑ 
aid: hanko
name: Hanko
description: Hanko is a passkey-first, open-source authentication platform that serves as a modern alternative to Auth0, Clerk,
  and WorkOS. It provides a REST API covering passkeys (WebAuthn/FIDO2), passwords, OAuth social login, SAML SSO, multi-factor
  authentication, and session management. Hanko is available as a managed cloud service and as a self-hosted open-source deployment,
  targeting developers who want to add passwordless authentication to their applications. The platform is headquartered in
  Germany and emphasizes privacy-first, European-hosted infrastructure with a free tier supporting up to 10,000 monthly active
  users.
type: Index
accessModel:
  pricing: paid
  onboarding: self-serve
  trial: false
  try_now: false
  public: false
  label: Paid · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/hanko.png
tags:
- Authentication
- Passkeys
- WebAuthn
- FIDO2
- Identity
- OAuth
- SAML
- Passwordless
- Open Source
url: https://raw.githubusercontent.com/api-evangelist/hanko/refs/heads/main/apis.yml
created: '2026-06-12'
modified: '2026-06-12'
specificationVersion: '0.19'
apis:
- aid: hanko:flow-api
  name: Hanko Flow API
  description: The Hanko Flow API powers structured authentication flows including login initialization and advancement, registration
    flow management, profile flow handling, and token exchange operations. It underpins the Hanko Elements UI components and
    supports stateful multi-step authentication journeys.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Authentication
  - Flows
  - Registration
  - Login
  properties:
  - type: Documentation
    url: https://docs.hanko.io
  - type: OpenAPI
    url: https://docs.hanko.io/openapi-flow.yaml
  - type: OpenAPI
    url: openapi/hanko-flow-api-openapi.yml
- aid: hanko:hanko-audit-logs-api
  name: Hanko Audit Logs API
  description: The Audit Logs API from Hanko — 2 operation(s) for audit logs.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Audit Logs
  properties:
  - type: OpenAPI
    url: openapi/hanko-audit-logs-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-credentials-api
  name: Hanko Credentials API
  description: The Credentials API from Hanko — 9 operation(s) for credentials.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Credentials
  properties:
  - type: OpenAPI
    url: openapi/hanko-credentials-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-email-management-api
  name: Hanko Email Management API
  description: The Email Management API from Hanko — 3 operation(s) for email management.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Email Management
  properties:
  - type: OpenAPI
    url: openapi/hanko-email-management-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-login-api
  name: Hanko Login API
  description: The Login API from Hanko — 2 operation(s) for login.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Login
  properties:
  - type: OpenAPI
    url: openapi/hanko-login-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-metrics-api
  name: Hanko Metrics API
  description: The Metrics API from Hanko — 1 operation(s) for metrics.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Metrics
  properties:
  - type: OpenAPI
    url: openapi/hanko-metrics-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-mfa-api
  name: Hanko mfa API
  description: Represents all objects which are related to MFA in common
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - mfa
  properties:
  - type: OpenAPI
    url: openapi/hanko-mfa-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-passcode-api
  name: Hanko Passcode API
  description: The Passcode API from Hanko — 2 operation(s) for passcode.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Passcode
  properties:
  - type: OpenAPI
    url: openapi/hanko-passcode-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-password-api
  name: Hanko Password API
  description: The Password API from Hanko — 2 operation(s) for password.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Password
  properties:
  - type: OpenAPI
    url: openapi/hanko-password-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-saml-api
  name: Hanko SAML API
  description: The SAML API from Hanko — 3 operation(s) for saml.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - SAML
  properties:
  - type: OpenAPI
    url: openapi/hanko-saml-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-session-management-api
  name: Hanko Session Management API
  description: The Session Management API from Hanko — 1 operation(s) for session management.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Session Management
  properties:
  - type: OpenAPI
    url: openapi/hanko-session-management-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-sessions-api
  name: Hanko Sessions API
  description: The Sessions API from Hanko — 1 operation(s) for sessions.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Sessions
  properties:
  - type: OpenAPI
    url: openapi/hanko-sessions-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-status-api
  name: Hanko Status API
  description: The Status API from Hanko — 1 operation(s) for status.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Status
  properties:
  - type: OpenAPI
    url: openapi/hanko-status-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-third-party-api
  name: Hanko Third Party API
  description: The Third Party API from Hanko — 2 operation(s) for third party.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Third Party
  properties:
  - type: OpenAPI
    url: openapi/hanko-third-party-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-token-api
  name: Hanko Token API
  description: The Token API from Hanko — 1 operation(s) for token.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Token
  properties:
  - type: OpenAPI
    url: openapi/hanko-token-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-transaction-api
  name: Hanko Transaction API
  description: The Transaction API from Hanko — 2 operation(s) for transaction.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Transaction
  properties:
  - type: OpenAPI
    url: openapi/hanko-transaction-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-user-management-api
  name: Hanko User Management API
  description: The User Management API from Hanko — 5 operation(s) for user management.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - User Management
  properties:
  - type: OpenAPI
    url: openapi/hanko-user-management-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-user-metadata-management-api
  name: Hanko User Metadata Management API
  description: The User Metadata Management API from Hanko — 1 operation(s) for user metadata management.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - User Metadata Management
  properties:
  - type: OpenAPI
    url: openapi/hanko-user-metadata-management-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-users-api
  name: Hanko Users API
  description: The Users API from Hanko — 9 operation(s) for users.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Users
  properties:
  - type: OpenAPI
    url: openapi/hanko-users-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-webauthn-api
  name: Hanko webauthn API
  description: Represents all objects which are related to WebAuthn in common
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - webauthn
  properties:
  - type: OpenAPI
    url: openapi/hanko-webauthn-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-webhooks-api
  name: Hanko Webhooks API
  description: The Webhooks API from Hanko — 2 operation(s) for webhooks.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - Webhooks
  properties:
  - type: OpenAPI
    url: openapi/hanko-webhooks-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
- aid: hanko:hanko-well-known-api
  name: Hanko .well-known API
  description: The .well-known API from Hanko — 2 operation(s) for .well-known.
  humanURL: https://docs.hanko.io
  baseURL: https://{tenant_id}.hanko.io
  tags:
  - .well-known
  properties:
  - type: OpenAPI
    url: openapi/hanko-well-known-api-openapi.yml
  - type: Documentation
    url: https://docs.hanko.io
  - type: Documentation
    url: https://docs.hanko.io/passkey-api/introduction
common:
- type: AgenticAccess
  url: agentic-access/hanko-agentic-access.yml
- type: DomainSecurity
  url: security/hanko-domain-security.yml
- type: Authentication
  url: authentication/hanko-authentication.yml
- type: Website
  url: https://www.hanko.io
- type: Documentation
  url: https://docs.hanko.io
- type: GitHubOrganization
  url: https://github.com/teamhanko
- type: LinkedIn
  url: https://www.linkedin.com/company/teamhanko
- type: Blog
  url: https://www.hanko.io/blog
- type: Pricing
  url: https://www.hanko.io/pricing
- type: StatusPage
  url: https://status.hanko.io
- type: X
  url: https://twitter.com/hanko
- type: Plans
  url: plans/hanko-plans-pricing.yml
- type: RateLimits
  url: rate-limits/hanko-rate-limits.yml
- type: FinOps
  url: finops/hanko-finops.yml
- type: Vocabulary
  url: vocabulary/hanko-vocabulary.yml
- type: JSONLDContext
  url: json-ld/hanko-context.jsonld
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com