#opus5

Live, measured metrics for the hashtag #opus5 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 #opus5

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.

$1,129.43/ year · 5-character #name
Claim #opus5 — $1,129.43/yr→Buy on hashtag.space (web3)
card via hashtag.org · tokens via hashtag.space
24
Uses / 7 days
Mastodon
6
Accounts / 7 days
Mastodon
40
Recent posts
Mastodon
~0.2/hr
Recent pace
Mastodon · last 40
0
Avg reactions / post
Mastodon · last 40
—
Reddit posts / month
Reddit search
—
Open-web mentions
hashtag.org Firehose

Day-by-day usage

measured · mastodon.online (Mastodon public tags API) · fetched 2026-10-20 01:40 UTC
5
10-14
4
10-15
3
10-16
6
10-17
5
10-18
1
10-19
0
10-20

24 uses by 6 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 2026-10-20 01:40 UTC
#claude_opus_5_5
0 uses · 0 accounts / 7d
#claude_opus_5
0 uses · 0 accounts / 7d
#opus5architectes
0 uses · 0 accounts / 7d
#opus4_5
0 uses · 0 accounts / 7d
#claude_opus_4_5
0 uses · 0 accounts / 7d

Live pulse

measured · mastodon.online (Mastodon tag timeline) · fetched 2026-10-20 01:40 UTC

Everything below is measured over the latest 40 public posts (spanning ~214 hours).

Posting hours (UTC) — busiest: 05:00

00:0012:0023:00

Languages: English (40)

Avg boosts / post: 0.6

Top of the latest posts

  • Opus 5.5: A six-page introduction for Graduates to the decomposition into weight × level + jump of increasing integer sequences, with the primes as the main application. ➡️ https://decompwlj.com/weight-level-jump-graduate-report.html #decom

    Rémi Eismann@[email protected]♥ 0↻ 02026-10-19 09:32 UTCView post →

  • decompwlj 3D: 5000 OEIS integer sequences decomposed into weight × level + jump with interactive 3D/2D three.js graphs - CSV exports - OEIS link - compare sequences - similar sequences... ➡️ https://decompwlj.net #decompwlj #math #OEIS #seq

    Rémi Eismann@[email protected]♥ 0↻ 02026-10-18 05:27 UTCView post →

  • 50 sequences decomposed into weight × level + jump (log(weight),log(level)) in one GIF 5000 sequences decomposed on https://decompwlj.net #decompwlj #math #graph #sequence #numbers #AI #Opus5 #Claude

    Rémi Eismann@[email protected]♥ 0↻ 02026-10-18 05:15 UTCView post →

What “opus5” means

Wiktionary

opus

  • nounA work of music or set of works with a specified rank in an ordering of a composer's complete published works.
Full entry on Wiktionary →

#opus5 across platforms

every network with a public tag surface

Follow #opus5 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/opus5