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Keystone B2B helps wholesale brands, sales reps, and retail buyers manage accounts, orders, inventory, and reporting in one place. Partners can also integrate via server-to-server APIs.

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App guides

Getting started

Sign in, understand your role, and navigate the app.

Buyer portal

What retail buyers see and do in Keystone.

Placing orders

Catalog ordering, drafts, and order processing.

Returns

Submit, approve, and track return requests.

Rep follow-ups

Dashboard widgets and reports for accounts needing attention.

Forecasts

Sales forecasts by rep and month.

Gus (AI assistant)

Ask questions about your orders, accounts, and inventory.

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Integrations

Shopify

Connect a Shopify store for products, orders, and inventory.

QuickBooks

Invoice and customer sync with QuickBooks Online.

Deposco

Warehouse on-hand inventory from Deposco WMS.

Luminous

Full ERP sync for products, orders, and POs.

Flexport

Purchase order sync for incoming inventory.

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Partner APIs

Inventory API

Real-time sellable inventory by SKU, region, and incoming PO ETA.

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Base URLs

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Getting API access

Inventory API keys are issued per tenant by the Keystone team. Keys are server-side only — never embed them in client apps or browsers. Contact your Keystone account representative or email support@keystoneb2b.io to request credentials.