#letterboxx
Live, measured metrics for the hashtag #letterboxx from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #letterboxx
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 · mastodon.online (Mastodon public tags API) · fetched 2026-10-03 05:20 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mastodon.online (Mastodon public search API) · fetched 2026-10-03 05:20 UTCNo related tags with measured usage found for #letterboxx.
Live pulse
measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-03 05:20 UTCEverything below is measured over the latest 6 public posts (spanning ~313 hours).
Posting hours (UTC)
Languages: English (6)
Avg boosts / post: 0
Used together with
Top of the latest posts
I used to think I had a reading list. Then I realized I had: • A newsletter list • A bookmark list • A read-later list • A PDF list • A YouTube watch-later list At this point my reading list has departments. Letterboxx is what happened when
I save newsletters for a completely different reason. Not because they prove something happened. Many newsletters are written by people who pour their heart, personality, expertise, and experiences into what they create. Over time, you get
When I connected that Berkshire Hathaway folder, Letterboxx imported copies of those newsletters into its local library. I even told it to place them directly into a Berkshire Hathaway Letterboxx. Suddenly I had years of investing newslette
#letterboxx across platforms
every network with a public tag surfaceFollow #letterboxx straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
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/letterboxx