For high-authority sites or programmatic content, stick to the Google Indexing...

https://www.web-bookmarks.win/not-all-indexing-tools-are-the-same-for-high-priority-content-api-based

For high-authority sites or programmatic content, stick to the Google Indexing API; it’s the cleanest way to signal updates. For mass link tiers or orphaned pages, third-party services are common, often costing around $29 for 60 credits