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Amazon Seller Central
Live SP-API integration — listings, inventory, prices, and order imports run through the Amazon Listings Items v2021-08-01 and Orders v0 endpoints. The legacy flat-file Feeds API was deprecated July 2025; Mercentia uses the JSON-only modern path.
Status
Not connected
No refresh token
Marketplace
—
—
Last sync
—
most recent listing or order batch
Active products
—
eligible for Amazon sync
Connect Amazon Seller Central
You need an SP-API developer profile + an LWA refresh token for the seller account. How to mint a refresh token →
Long-lived; rotated only when a seller revokes access. Stored encrypted at rest. Mercentia refreshes the short-lived access token automatically on every API call.