Page Monitoring Changes

GET

/api/v1/page_monitoring_changes

curl --request GET \
  --url 'https://sitechecker.pro/api/v1/page_monitoring_changes?project_id=12345&url=example&crawl_id=1782174402&change_source=all' \
  --header 'Authorization: Bearer <token>'

• Production

Returns Site Audit and Content Updates changes for one URL in one crawl, including issue changes and content update events.

Authorizations

• bearerAuth

Parameters

Query Parameters

project_id

required

integer

Example

12345

Project ID.

url

required

string

Page URL.

crawl_id

required

string

Example

1782174402

Monitoring run identifier — the run UNIX timestamp (seconds, UTC). Treat it as an opaque token: take it verbatim from a summary endpoint’s points[].crawl_id.

change_source

string

default: all

Allowed values: all site_audit content

Filter changes by source. Default: all.

Responses

200

Changes for the URL/crawl

Media typeapplication/json

object

data

object

site_audit_changes

Array<object>

object

change_id

ID of Site Audit change for this URL/crawl, if needed for details.

string

issue_id

Stable Site Audit issue type ID from backend issue dictionary.

integer

issue_name

Issue name.

string

nullable

category

Issue category.

string

nullable

severity

Issue severity.

string

nullable

direction

Whether this issue was added or removed for the selected URL.

string

Allowed values: added removed

content_changes

Array<object>

object

content_update_id

Content update/change ID for details endpoint.

string

event_type

Content event type.

string

event_name

Human-readable event name.

string

before_value

Before value for scalar changes; for text_content it is reconstructed from the diff (DELETE side); multiple sub-changes are joined; null when no scalar/diff (e.g. wp_plugin_added/removed). Capped at 10000 characters.

string

nullable

after_value

After value for scalar changes; for text_content it is reconstructed from the diff (INSERT side); multiple sub-changes are joined; null when no scalar/diff (e.g. wp_plugin_added/removed). Capped at 10000 characters.

string

nullable

has_details

Whether full details/diff are available.

boolean

Example

{
  "data": {
    "site_audit_changes": [
      {
        "change_id": "eyJzIjoic2l0ZV9hdWRpdCJ9",
        "issue_id": 201,
        "issue_name": "Image size is over 100 KB",
        "category": "page_speed",
        "severity": "opportunity",
        "direction": "added"
      }
    ],
    "content_changes": [
      {
        "content_update_id": "eyJzIjoiY29udGVudCJ9",
        "event_type": "text_content",
        "event_name": "Text content",
        "has_details": true
      }
    ]
  }
}

401

Missing or invalid API key

Media typeapplication/json

object

error

required

object

code

required

string

Allowed values: validation_error bad_request project_not_found segment_not_found forbidden crawl_in_progress not_found upstream_error unauthorized rate_limit_exceeded api_access_denied internal_error crawl_not_found invalid_date_range invalid_filter invalid_event_type keyword_not_found opportunity_not_found snapshot_unavailable gsc_not_connected ga4_not_connected site_audit_data_unavailable ga4_data_unavailable unsupported_filter unsupported_dimension segment_filter_unsupported unsupported_scope ai_overview_data_unavailable prompt_data_unavailable

message

required

string

Example

{
  "error": {
    "code": "unauthorized",
    "message": "Invalid or missing API key."
  }
}

403

No active API entitlement for the account, or the project belongs to another account

Media typeapplication/json

Returned as api_access_denied when the account has no active API entitlement, and as forbidden when the requested project belongs to another account.

object

error

required

object

code

required

string

Allowed values: validation_error bad_request project_not_found segment_not_found forbidden crawl_in_progress not_found upstream_error unauthorized rate_limit_exceeded api_access_denied internal_error crawl_not_found invalid_date_range invalid_filter invalid_event_type keyword_not_found opportunity_not_found snapshot_unavailable gsc_not_connected ga4_not_connected site_audit_data_unavailable ga4_data_unavailable unsupported_filter unsupported_dimension segment_filter_unsupported unsupported_scope ai_overview_data_unavailable prompt_data_unavailable

message

required

string

Example

{
  "error": {
    "code": "api_access_denied",
    "message": "API access is not available: the account has no active API entitlement."
  }
}

404

Project or crawl not found

Media typeapplication/json

The exact missing resource is in error.code: project_not_found, segment_not_found, crawl_not_found, keyword_not_found, opportunity_not_found, snapshot_unavailable or not_found.

object

error

required

object

code

required

string

Allowed values: validation_error bad_request project_not_found segment_not_found forbidden crawl_in_progress not_found upstream_error unauthorized rate_limit_exceeded api_access_denied internal_error crawl_not_found invalid_date_range invalid_filter invalid_event_type keyword_not_found opportunity_not_found snapshot_unavailable gsc_not_connected ga4_not_connected site_audit_data_unavailable ga4_data_unavailable unsupported_filter unsupported_dimension segment_filter_unsupported unsupported_scope ai_overview_data_unavailable prompt_data_unavailable

message

required

string

Example

{
  "error": {
    "code": "project_not_found",
    "message": "Project not found."
  }
}

422

Validation error or invalid filter

Media typeapplication/json

Rejected query parameters. error.code is validation_error for parameter validation, or invalid_date_range / invalid_filter / invalid_event_type / unsupported_filter / unsupported_dimension / unsupported_scope / segment_filter_unsupported for module-specific rules.

object

error

required

object

code

required

string

Allowed values: validation_error bad_request project_not_found segment_not_found forbidden crawl_in_progress not_found upstream_error unauthorized rate_limit_exceeded api_access_denied internal_error crawl_not_found invalid_date_range invalid_filter invalid_event_type keyword_not_found opportunity_not_found snapshot_unavailable gsc_not_connected ga4_not_connected site_audit_data_unavailable ga4_data_unavailable unsupported_filter unsupported_dimension segment_filter_unsupported unsupported_scope ai_overview_data_unavailable prompt_data_unavailable

message

required

string

Example

{
  "error": {
    "code": "validation_error",
    "message": "project_id is required."
  }
}

429

Rate limit exceeded — retry after the interval in the Retry-After header

Media typeapplication/json

object

error

required

object

code

required

string

Allowed values: validation_error bad_request project_not_found segment_not_found forbidden crawl_in_progress not_found upstream_error unauthorized rate_limit_exceeded api_access_denied internal_error crawl_not_found invalid_date_range invalid_filter invalid_event_type keyword_not_found opportunity_not_found snapshot_unavailable gsc_not_connected ga4_not_connected site_audit_data_unavailable ga4_data_unavailable unsupported_filter unsupported_dimension segment_filter_unsupported unsupported_scope ai_overview_data_unavailable prompt_data_unavailable

message

required

string

Example

{
  "error": {
    "code": "rate_limit_exceeded",
    "message": "Rate limit exceeded. Try again later."
  }
}

500

Internal server error

Media typeapplication/json

object

error

required

object

code

required

string

Allowed values: validation_error bad_request project_not_found segment_not_found forbidden crawl_in_progress not_found upstream_error unauthorized rate_limit_exceeded api_access_denied internal_error crawl_not_found invalid_date_range invalid_filter invalid_event_type keyword_not_found opportunity_not_found snapshot_unavailable gsc_not_connected ga4_not_connected site_audit_data_unavailable ga4_data_unavailable unsupported_filter unsupported_dimension segment_filter_unsupported unsupported_scope ai_overview_data_unavailable prompt_data_unavailable

message

required

string

Example

{
  "error": {
    "code": "internal_error",
    "message": "Internal server error."
  }
}