Vantemo API v1

Commerce without constraints.

Built for engineers who want absolute control without the infrastructure nightmare. We handle state, security, and checkout math. You handle the frontend.

Interactive API Sandbox demonstrating Vantemo's REST API. Examples include POST /v1/orders/checkout with automated tax calculations, GET /v1/products, and POST /v1/webhooks/endpoints for event subscriptions.
dashboard.vantemo.com/api-explorer/v1/orders/checkout
Production API Sandbox
Request BodyJSON
Response--

We solved the hard problems.

Don't reinvent the wheel. Vantemo provides enterprise-grade reliability primitives out of the box so you can focus on building features.

Idempotent Requests

Network blips happen. Safely retry any POST or PATCH request using an Idempotency-Key header. We guarantee the action only executes once, preventing double-charges.

Type-Safe Contracts

Stop guessing API responses. We publish strict OpenAPI v3 specifications and offer first-class TypeScript SDKs generated directly from our internal Zod schemas.

Fast Edge Network

The storefront API is globally distributed. Product and category queries are served from memory in regions closest to your customer, guaranteeing high-performance headless rendering.

Visual demonstration of Vantemo's autonomous webhook fan-out system. A single order.created event triggers parallel JSON payloads dispatched to logistics, ERP, and marketing systems.
Vantemo
Core Event Stream
order.created
Chat
ERP
Email
Live Payload
200 OK POST
evt_93a8

Enterprise Event Bus

Vantemo is fundamentally event-driven. Subscribe to dedicated platform events and fan them out to your internal microservices.

  • HMAC SignaturesVerify payload authenticity with cryptographic signatures to prevent replay attacks.
  • Exponential BackoffIf your server goes down, we automatically retry failed webhook deliveries for up to 72 hours.

Technical FAQ

Details on architecture and integration.

How does Vantemo handle webhook retries and idempotency?

Vantemo uses an exponential backoff strategy for webhook delivery, retrying failed events for up to 72 hours. All POST/PATCH endpoints support Idempotency-Key headers to guarantee safe retries without double-charging or duplicating data during network blips.

What frontend frameworks does Vantemo support?

As a 100% API-first headless commerce platform, Vantemo supports any frontend technology. We provide official SDKs and starter kits for Next.js (App Router), but developers can freely build storefronts in Vue, Nuxt, Remix, or native iOS/Android.

Is there a staging environment or API sandbox?

Yes. Every Vantemo account includes an API sandbox mode. Developers can issue test API keys that operate against a completely isolated Sandbox database, ensuring production data is never polluted during integration testing.

Explore our Next.js Headless Storefront capabilities or dive into our Infrastructure setup.