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Developer platform

Biometric identity & payments. Pick your path.

One platform. Build for agents, online checkout, or in-store payment hardware — all on the same Wink Core APIs.

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The Wink stack

Pick your integration path.

Every Wink product sits on the same Wink Core platform — authentication and payment APIs — with WinkKey as an optional passkey layer for biometric auth.

Agentic platformsWink MCP
Make your agent recognize people, charge cards, and prove identity over MCP. One-click connect from Claude, Cursor, or any MCP client.
recognize_face prepare_checkout + 15 more
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E-commerceWink Identity SDK
Native SDKs for iOS, Android, and web — biometric login, checkout, and new-user enrollment. The recommended surface for onboarding new Wink users from your own app or website. Plug-ins for Magento, Salesforce, and other e-commerce platforms — coming soon.
iOS Android Web Flutter · Soon Enrollment
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In-store commerceWinkPay SDK
Embedded Android SDK for POS terminals, kiosks, and tablets. Face + palm biometric check-in and checkout with dual-display, EMV integration, and merchant-flow UX built in.
POS Kiosk Tablet
Explore →
every product uses authentication + payment APIs from Wink Core
The Wink platformWink Core
Authentication + payment APIs. The REST surface every Wink SDK above is built on. Hit it directly via OpenAPI, or use one of the SDKs above for higher-level ergonomics.
Auth API Payment API OpenAPI
Open reference →
Optional · Auth onlyWinkKey
Optional passkey layer over Wink Core's authentication surface. Drop-in biometric login if you don't want to wire the auth APIs yourself. Pluggable into any surface above, or used directly.
Passkey SAML OIDC
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Not sure which surface fits? Take the 30-second picker Soon

How to use this portal

Three ways in.

Docs

Concepts, quickstart, and reference for every layer. One search box covers the whole stack.

Wink CoreWinkKeyWink MCPPlatform

Playground

Live consoles for every layer, sharing one sandbox identity. Enroll once, try everything.

API consoleSDK demosWinkKey loginMCP one-click

Recipes

End-to-end builds for the most common goals. Fork, deploy, ship.

CheckoutLoginAgent paymentsIdP rollout
Featured recipes

Start from a working build.

All recipes Soon
Core WinkKey Soon

Add biometric checkout to a Next.js storefront

Web SDK + WinkKey, ~10 minutes. Fork-and-deploy on Vercel.
MCP Soon

Make your Claude agent take payments

Connect Wink MCP to Claude Desktop and sell something in 5 minutes.
WinkKey Soon

Replace your IdP with WinkKey SAML

Federate Google Workspace with face login. Includes the IdP metadata.
Core Soon

Embed face enrollment in iOS + SwiftUI

Native enrollment flow with the Wink iOS SDK. Six screens, ~150 LOC.
What's new

Changelog.

Each layer ships independently. Subscribe to just the layers you care about.

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Apr 28, 2026
MCPAdded recognize_faces_in_directory for batch face enrollment from a folder.
Apr 22, 2026
WinkKeySAML IdP now supports multiple SP profiles per tenant.
Apr 14, 2026
CoreiOS SDK 4.2 — voice enrollment with on-device transcription.