#c4f

Live, measured metrics for the hashtag #c4f 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 #c4f

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 #c4f — $5,313.74/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
0
Uses / 7 days
Mastodon
0
Accounts / 7 days
Mastodon
15
Recent posts
Mastodon
~0/hr
Recent pace
Mastodon · last 15
0.5
Avg reactions / post
Mastodon · last 15
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.online (Mastodon public tags API) · fetched 2026-10-31 00:15 UTC
0
10-25
0
10-26
0
10-27
0
10-28
0
10-29
0
10-30
0
10-31

0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.

Related hashtags

measured · mastodon.social (Mastodon public search API) · fetched 2026-10-31 00:15 UTC

No related tags with measured usage found for #c4f.

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-31 00:15 UTC

Everything below is measured over the latest 15 public posts (spanning ~34132 hours).

Posting hours (UTC) — busiest: 18:00

00:0012:0023:00

Languages: German (14) · English (1)

Avg boosts / post: 1.4

Top of the latest posts

  • Mangels Präsenz der Ortsgruppe im Fediverse tröte ich mal stellvertretend: #C4F @christians4future auch auf dem #Klimastreik #Freiburg @fff @F4F_Freiburg . Den @sbamueller hab ich auch schon gesehen. Schön mit euch in Bewegung zu sein!

    Blackbird@[email protected]♥ 7↻ 102025-09-20 11:25 UTCView post →

  • Am Mittwoch, den 05. November findet ein Klimagespräch der Churches for Future über das Thema "Stolpersteine im Klimadialog" im ZwoZwo in Bingerbrück statt! #Bingen #FFF #C4F #ChurchesForFuture

    Fridays for Future Bingen@[email protected]♥ 1↻ 22025-11-03 18:36 UTCView post →

  • Heute Demo zum Aktionstag gegen fossile Politik! Mit Übergabe Offener Brief an die Parteien der hiesigen Stadtrats-Koalition. 16:00 Uhr Auftakt-Kundgebung/Lorenzkirche 16:50 Uhr Briefübergabe an CSU/Jakobstraße 17:40 Uhr Briefübergabe an SP

    Extinction Rebellion Nürnberg@[email protected]♥ 0↻ 12026-04-24 12:40 UTCView post →

What “c4f” means

Wiktionary

cf

  • verbCompare, compare to, compare with
Full entry on Wiktionary →

#c4f across platforms

every network with a public tag surface

Follow #c4f 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/c4f