Call this endpoint to retrieve seller response rate (SRR) performance metrics over a specified report duration window (14 days, 30 days, 60 days, 90 days). This API gets details including the proportion of customer inquiries answered within 48 hours, trend indicators, impacted customer counts, and Walmart-defined risk levels.

You can use this API to review how often customer inquiries were responded to within 48 hours of receipt. To maintain a positive customer experience and keep your account in good standing, ensure that you meet Walmart standards as specified in Seller Performance Standards.

This page describes an example using only the required parameters and inputs to retrieve valid tracking rate summary. For a full list of customization options and additional capabilities, refer to the Marketplace Insights API Reference.

The cumulativeRateTrend response parameter uses the statuses in the table below to explain if a trend is a positive or negative change. Trend indicates how this metric has changed compared to the previous report duration ending the day before

Endpoint

GET https://marketplace.walmartapis.com/v3/insights/performance/srr/summary

Sample request

This sample request retrieves metrics a summary for the percentage of messages the seller responded to within 48 hours of receipt.

curl -X GET "https://marketplace.walmartapis.com/v3/insights/performance/srr/summary?reportDuration=30" \ -H "Authorization: Basic <BASE64_CLIENTID_SECRET>" \ -H "WM_SEC.ACCESS_TOKEN: <REDACTED_ACCESS_TOKEN>" \ -H "WM_QOS.CORRELATION_ID: 3c6f0e0c-9c6a-4d7a-9a2c-5f1f2f3a4b5c" \ -H "WM_SVC.NAME: Walmart Marketplace" \ -H "Accept: application/json"

import requests url = "https://marketplace.walmartapis.com/v3/insights/performance/srr/summary"
params = {"reportDuration": "30"}
headers = { "Authorization": "Basic <BASE64_CLIENTID_SECRET>", "WM_SEC.ACCESS_TOKEN": "<REDACTED_ACCESS_TOKEN>", "WM_QOS.CORRELATION_ID": "3c6f0e0c-9c6a-4d7a-9a2c-5f1f2f3a4b5c", "WM_SVC.NAME": "Walmart Marketplace", "Accept": "application/json",
} response = requests.get(url, headers=headers, params=params, timeout=30)
response.raise_for_status()
print(response.json())

Modify your code

• Use a unique WM_QOS.CORRELATION_ID for each request.
• Replace WM_SEC.ACCESS_TOKEN with your valid access token obtained through authentication.
• Replace reportDuration with the number of days (14, 30, 60, 90) of order data that you want to include in metric calculations.

Sample response

This sample response details the payload, nonAccountableDrivers, and sellerAccountableDrivers maps containing the various metrics used to calculate the valid tracking rate metrics.

• nonAccountableVtrDrivers - Metrics that do not affect the Seller Performance Standards.
• sellerAccountableVtrDrivers - Metrics that affect the Seller Performance Standards.

{ "payload": { "reportDuration": 30, "updatedTimestamp": "2025-02-02T19:49:56Z", "cumulativeRate": 92.3, "cumulativeRateTrend": "GREEN_UP", "impactedCustomerCount": 1, "impactedCustomerTrend": "GREEN_UP", "standard": "above 95%", "performanceStandard": "95% or above", "riskLevel": "NEEDS ATTENTION", "performanceRiskLevel": "Monitor", "sellerAccountableDrivers": { "miscellaneousRate": 7.69, "cancellationRate": 0, "feedbackRate": 0, "itemIssueRate": 0, "returnsRefundsRate": 0, "trackOrderRate": 0 } }, "status": "OK"
}

Result

This call returns a summary object with payload (metrics) and status (request state). If successful, the API returns an HTTP status 200 OK with a JSON response. The metrics reflect the seller response rate summary for orders in the specified duration.

Rate limits

If you submit too many feeds in a short period of time, you may exceed Walmart’s rate limits and receive HTTP 429 (Too Many Requests) responses. For more details on throttling and best practices, refer to the Rate Limiting Guide.