API Reference
My Account
  1. Simplified Shipping Settings Management
  2. Simplified Shipping Settings

Update FC Level Simplified Shipping Settings

put
https://marketplace.walmartapis.com/v3/settings/shipping/simplifiedshippingsettings/fulfillmentcenter

Use this API to override configurations for one or more fulfillment centers.

Important: Sellers who integrated with these APIs prior to October 14, 2026 will need to update their integration to the latest API version to ensure compatibility.
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Body Params

Request fields

simplifiedShippingSettings
object

Simplified Shipping Settings

Headers
string
required

Use a Basic Authorization header by Base64-encoding the Client ID and Client Secret obtained in step two of the integration process. Format the credentials as ClientID:ClientSecret before encoding..

string
required

Access token obtained from the Token API. This is required for authenticating requests to Walmart Marketplace APIs.

string

A unique ID to identify the consumer request by channel. Use the Consumer Channel Type received during onboarding.

string
required

A unique ID that identifies each API call and is used to track and debug issues. Use a randomly generated GUID for this ID.

string
required

Specifies the name of the Walmart service being called.

string
enum
Defaults to application/json

Generated from available response content types

Allowed:
Responses

Updated 2 months ago

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Response
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application/json
application/problem+json

Updated 2 months ago

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