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

Update Simplified Shipping Settings

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

This API is used for updating the Account level configuration. The carrier configurations that are updated using this API will be used across all of the FCs, unless overridden using FC Configuration API.

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:
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Updated 3 months ago

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Response
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application/json
application/problem+json

Updated 3 months ago

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