Compare build issues API in Automated Tests

Use this API to compare two builds of the same project. For each issue, it returns a lifecycle status (new, retained, or resolved) along with reconciled aggregate counts.

compare build issues

GET https://api-accessibility.browserstack.com/api/automated-tests/v1/builds/compare/issues

For geo-restricted data, use the following endpoints:
https://accessibility-eu.browserstack.com/api/automated-tests/v1/builds/compare/issues (European Union)
https://accessibility.browserstack.com/api/automated-tests/v1/builds/compare/issues (United States)
https://accessibility-in.browserstack.com/api/automated-tests/v1/builds/compare/issues (India)

Request parameters

Request

curl -u "YOUR_USERNAME:YOUR_ACCESS_KEY" \
"https://api-accessibility.browserstack.com/api/automated-tests/v1/builds/compare/issues?newReport={newBuildUuid}&baseReport={baseBuildUuid}"

newReport^* String

Build ID of the newer build being compared against a baseline.
baseReport String

Build ID of the older baseline build. If omitted, the previous completed run of newReport is used as the baseline.
status String

Comma-separated subset of new,retained,resolved. Defaults to all three.
includeDuplicates Boolean

Whether to include duplicate issues in the response. Defaults to false.
limit Integer

Page size, in the range [10, 100]. Defaults to 10.
nextPage String

Used to fetch subsequent pages from the API when hasNext is true. Pass the nextPage reference received in the response of the last request.

Response Attributes `200 OK` `JSON`

Response

{
    "success": true,
    "data": {
        "summary": {
            "newIssues": 0,
            "retainedIssues": 12,
            "resolvedIssues": 1,
            "isMixedComparison": false,
            "isGroupedComparison": false,
            "baseReport": {
                "id": "<base build TestRun UUID>",
                "createdOn": "2026-04-15T06:56:54.916Z",
                "projectName": "A11Y Issue Deduplication",
                "buildName": "TAP Build",
                "buildNumber": 2,
                "engineVersion": "6.3.1",
                "isGrouped": false,
                "autoResolved": false
            },
            "newReport": {
                "id": "<new build TestRun UUID>",
                "createdOn": "2026-05-12T10:11:54.122Z",
                "projectName": "A11Y Issue Deduplication",
                "buildName": "TAP Build",
                "buildNumber": 43,
                "engineVersion": "6.3.1",
                "isGrouped": true
            }
        },
        "issues": [
            {
                "issueId": "39194976",
                "signatureKey": "069e81b5de123183eb1478ca429bb9f526c090bf0558f97c869b0639547c17b7",
                "status": "resolved",
                "impact": "minor",
                "url": "https://example.com/page6.html",
                "componentId": "ul#top-menu-col",
                "target": ["ul"],
                "html": "<ul ...>",
                "behaviour": "needs_review",
                "ruleData": {
                    "id": "unnecessary-list",
                    "help": "List structure must not be used where it is not necessary",
                    "description": "Ensure that elements which are not lists visually are not structured as lists in HTML.",
                    "tags": ["cat.structure", "a11y-engine", "advanced", "wcag2a", "wcag131", "high-accuracy", "experimental"]
                },
                "guideline": "wcag131",
                "testCaseIds": [308137],
                "bestPractice": false,
                "needsReview": true
            }
        ],
        "pagination": {
            "hasNext": false,
            "nextPage": null
        }
    },
    "error": []
}

summary Object

Aggregate counts and metadata about both builds being compared.

▶ SHOW VALUES
- newIssues Integer
  
  Count of issues present in the new build that were not in the base build.
- retainedIssues Integer
  
  Count of issues present in both builds.
- resolvedIssues Integer
  
  Count of issues present in the base build but not in the new build.
- isMixedComparison Boolean
  
  True if exactly one of the two builds is grouped and the other is not.
- isGroupedComparison Boolean
  
  True if both builds are grouped.
- baseReport Object
  
  Details of the older baseline build.
  
  ▶ SHOW VALUES
  - id String
    
    Build ID of the baseline build.
  - createdOn String
    
    Timestamp at which the build was created. Nullable.
  - projectName String
    
    Project the build belongs to. Nullable.
  - buildName String
    
    Name of the build. Nullable.
  - buildNumber Integer
    
    Build number. Nullable.
  - engineVersion String
    
    Version of the accessibility engine that produced the build. Nullable.
  - isGrouped Boolean
    
    True if the build is grouped.
  - autoResolved Boolean
    
    True if baseReport was not supplied and was auto-resolved to the previous completed run.
- newReport Object
  
  Details of the newer build.
  
  ▶ SHOW VALUES
  - id String
    
    Build ID of the new build.
  - createdOn String
    
    Timestamp at which the build was created. Nullable.
  - projectName String
    
    Project the build belongs to. Nullable.
  - buildName String
    
    Name of the build. Nullable.
  - buildNumber Integer
    
    Build number. Nullable.
  - engineVersion String
    
    Version of the accessibility engine that produced the build. Nullable.
  - isGrouped Boolean
    
    True if the build is grouped.
issues Array of Objects

List of issues across both builds with their lifecycle status.

▶ SHOW VALUES
- issueId String
  
  ID of the issue.
- signatureKey String
  
  Stable identifier for the issue. Use this to track the same issue across builds.
- status String
  
  Lifecycle status of the issue. One of new, retained, or resolved.
- impact String
  
  Severity, one of minor, moderate, serious, or critical.
- url String
  
  Page URL on which the issue was detected.
- componentId String
  
  Identifier for the component containing the issue.
- target Array of Strings
  
  CSS selector path identifying the element with the issue.
- html String
  
  HTML snippet of the element with the issue.
- behaviour String
  
  Curation state of the issue. One of visible, hidden, needs_review, or not_an_issue.
- ruleData Object
  
  Metadata about the accessibility rule the issue violates.
  
  ▶ SHOW VALUES
  - id String
    
    Rule code.
  - help String
    
    Short label for the rule. Nullable.
  - description String
    
    Description of the rule. Nullable.
  - tags Array of Strings
    
    Tags attached to the rule.
- guideline String
  
  WCAG guideline tag for the rule if present, else null.
- testCaseIds Array of Integers
  
  IDs of automated test cases on which the issue was observed.
- bestPractice Boolean
  
  True if the rule is a best-practice rule (not a WCAG violation).
- needsReview Boolean
  
  True if the issue requires manual confirmation.
pagination Object

Contains information to facilitate fetching additional records if they exist.

▶ SHOW VALUES
- hasNext Boolean
  
  True if there are more records to fetch. False if this is the last page.
- nextPage String
  
  A reference to the next page. Pass this as the nextPage request parameter to fetch the next page. null when hasNext is false.

Did this page help you?

We're sorry to hear that. Please share your feedback so we can do better

Contact our Support team for immediate help while we work on improving our docs.

We're continuously improving our docs. We'd love to know what you liked

This page has exactly what I am looking for
This content & code samples are accurate and up-to-date
The content on this page is easy to understand
Other (please tell us more below)

Any additional feedback?

Thank you for your valuable feedback

Compare build issues API in Automated Tests

compare build issues

Request parameters

newReport* String

baseReport String

status String

includeDuplicates Boolean

limit Integer

nextPage String

Response Attributes 200 OK JSON

summary Object

newIssues Integer

retainedIssues Integer

resolvedIssues Integer

isMixedComparison Boolean

isGroupedComparison Boolean

baseReport Object

id String

createdOn String

projectName String

buildName String

buildNumber Integer

engineVersion String

isGrouped Boolean

autoResolved Boolean

newReport Object

id String

createdOn String

projectName String

buildName String

buildNumber Integer

engineVersion String

isGrouped Boolean

issues Array of Objects

issueId String

signatureKey String

status String

impact String

url String

componentId String

target Array of Strings

html String

behaviour String

ruleData Object

id String

help String

description String

tags Array of Strings

guideline String

testCaseIds Array of Integers

bestPractice Boolean

needsReview Boolean

pagination Object

hasNext Boolean

nextPage String

We're sorry to hear that. Please share your feedback so we can do better

We're continuously improving our docs. We'd love to know what you liked

newReport^* String

Response Attributes `200 OK` `JSON`