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

https://www.phone-bookmarks.win/when-it-comes-to-getting-pages-into-the-index-pick-your-tool-based-on-volume

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