A single customs infrastructure for your entire marketplace

Manage your sellers’ export customs operations, calculate costs before payment, and offer your buyers a consistent international experience.

Accelerate your international growth

Open new destinations without complicating your operations with a solution that automates your customs flows.

Customs simulations

From cart to delivery

API Transit automates customs operations, from cost calculation through shipment tracking.

  • Calculation of duties & taxes
  • Automated declarations
  • Operations tracking
Flow management

Duties and taxes under control

Calculate the applicable duties, taxes, and fees based on the product, its origin, and its destination.

  • Real-time pre-calculation
  • DDP Incoterm
  • Total cost displayed at checkout
Customer notifications

Multi-seller management

Manage the information required for international shipments, even when multiple sellers and destinations are involved.

  • Centralized product data
  • Multi-seller management
  • Rules by destination
International expansion

Automated operations

Data flows automatically to the relevant customs operations, without multiplying manual re-entry.

  • DELTA Import / Export
  • SDS messages
  • Status tracking

Regardless of the seller or shipping country, API Transit centralizes data, calculates duties and taxes, automates export declarations, and tracks every step from order to end customer, in France, Europe, the French overseas departments (DOM), and internationally.

The 4 key benefits

01 : Multi-seller management

Centralize your sellers’ customs data without imposing a different process on them.

02 : Controlled costs

Calculate duties and taxes and display the applicable costs before payment.

03 : A unified customer experience

The same journey, the same visibility, and consistent tracking, regardless of the seller.

04 : A scalable infrastructure

Connect your marketplace to API Transit via API and webhooks, and automate your flows at the pace of your growth.

Why choose API Transit for your marketplace?

  • Compliance: Automated declarations certified by CID.
  • Customer experience: DDP pricing displayed at checkout, with no hidden fees.
  • Scalability: A single stack for emerging marketplaces and international giants alike.
  • Seamless integration: Ready-to-use API, webhooks, and connectors available.

API Transit automates your declarations and secures your deliveries to French overseas territories and international destinations. Request a personalised demo to discover how we can support you.