#previewcards
Live, measured metrics for the hashtag #previewcards from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #previewcards
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · mas.to (Mastodon public tags API) · fetched 2026-07-27 13:00 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-07-27 13:00 UTCNo related tags with measured usage found for #previewcards.
Live pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-07-27 13:00 UTCEverything below is measured over the latest 9 public posts (spanning ~27366 hours).
Posting hours (UTC)
Languages: English (8) · German (1)
Avg boosts / post: 0.8
Top of the latest posts
Not sure if this will do anything, but I decided to reach out to NPR's engineering team via their online contact form. I know link previews have been a bit of a mess on here, but I think this has improved a lot already? I don't think I hear
#PreviewCards are still being created, despite the patches. Changed the #sidekiq patch to target the LinkCrawlWorker like so: command: > bash -c "bundle exec rails runner 'class FetchLinkCardService; def call(*args); nil; end; end' && bundl
Filed a bug: https://github.com/mastodon/mastodon/issues/35813 Which is also a test for the patch ;) #server #asca #mastodon #gdpr #PreviewCards
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/previewcards