#A4A

Live, measured metrics for the hashtag #A4A from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.

hashtag.org network · sponsored

Own #a4a

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.

$5,313.74/ year · 3-character #name
Claim #a4a — $5,313.74/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
1
Uses / 7 days
Mastodon
1
Accounts / 7 days
Mastodon
2
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 2
1
Avg reactions / post
Mastodon · last 2
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mas.to (Mastodon public tags API) · fetched 2026-10-30 04:02 UTC
0
10-24
1
10-25
0
10-26
0
10-27
0
10-28
0
10-29
0
10-30

1 uses by 1 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 2026-10-30 04:02 UTC
#a4
20 uses · 13 accounts / 7d
#4a
0 uses · 0 accounts / 7d
#a4a56d2ed04
0 uses · 0 accounts / 7d
#a4dc7a99aeb
2 uses · 2 accounts / 7d
#ad10a2901a4
6 uses · 3 accounts / 7d
#a4a84278835
0 uses · 0 accounts / 7d
#a4a4461220e
0 uses · 0 accounts / 7d
#m4a
1 uses · 1 accounts / 7d
#a4ee3693020
7 uses · 7 accounts / 7d
#a4bacd58160
9 uses · 9 accounts / 7d
#a5f4f2a9ebc
4 uses · 4 accounts / 7d
#f943a67cf4a
3 uses · 3 accounts / 7d

Live pulse

measured · mas.to (Mastodon tag timeline) · fetched 2026-10-30 04:02 UTC

Everything below is measured over the latest 2 public posts (spanning ~29275 hours).

Posting hours (UTC)

00:0012:0023:00

Languages: English (2)

Avg boosts / post: 5.5

Top of the latest posts

  • Trump stabbing people in the back?! No, I don't believe it. Lol. 'Left out in the cold': Key workers expose Trump's chilly betrayal https://www.alternet.org/trump-air-travel-tssa-betrayal/ #Airlines #ATA #A4A #TrumpMustGo #KingOfTreason #Re

    Democracy Matters :verified:@[email protected]♥ 2↻ 112026-10-25 16:56 UTCView post →

  • My friend Gaby and their family could use a little support in these trying days of summer. Thx. https://chuffed.org/project/mutualaidforfamily2023 #MutualAidRequest #Support #BeKind #A4A

    Charlotte Hunter@[email protected]♥ 0↻ 02023-06-23 21:39 UTCView post →

What “a4a” means

Wiktionary

aa/ˈɑː.ɑː/

  • nounA form of lava flow associated with Hawaiian-type volcanoes, consisting of basaltic rock, usually dark-colored with a jagged and loose, clinkery surface. Compare pahoehoe.
Full entry on Wiktionary →

#a4a across platforms

every network with a public tag surface

Follow #a4a 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.

X (Twitter) ↗Instagram ↗TikTok ↗Facebook ↗LinkedIn ↗YouTube ↗Threads ↗Bluesky ↗Mastodon ↗Reddit ↗Pinterest ↗Tumblr ↗

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/a4a