In its own words on X: "Claude is an AI assistant built by @anthropicai to be safe, accurate, and secure. Talk to Claude on or download the app." Anthropic posted the Claude Sonnet 5.5 launch from @claudeai on Sep 28, 2026.

How many views did Anthropic Claude Sonnet 5.5 get on X?

12,800,196 views. Anthropic posted it from @claudeai on Sep 28, 2026, and the post has 55,623 likes, 4,439 reposts, 3,031 quotes, 1,946 replies and 5,383 bookmarks. Gridd re-reads these numbers from the post every six hours; these were read on Nov 14, 2026.

Was Anthropic Claude Sonnet 5.5 a big launch on X?

It ranks #76 of the 2839 launches Gridd tracks, with more views than 97% of them and 73x the median launch's 175K views. Its engagement rate is 0.51%, against a median of 0.48%.

How did Anthropic Claude Sonnet 5.5 do on X?

Anthropic posted the Claude Sonnet 5.5 launch from @claudeai on Sep 28, 2026. The post has 12,800,196 views, 55,623 likes, 4,439 reposts, 3,031 quotes and 1,946 replies, an engagement rate of 0.51%. It ranks #76 of the 2839 launches Gridd tracks.

Claude@claudeai · 2.1M followersView on X

Introducing Claude Sonnet 5.5, the second model in the Claude 5.5 family. It’s a clear upgrade over Sonnet 5, runs more than 30% faster, and costs up to 30% less for most work.

Sep 28, 2026 · 12,800,196 views

73xthe median launch175K median views
#76of the launches we trackout of 2839
6.2xits own following2,081,168 followers

Views: 12.8M
Likes: 55.6K
Reposts: 4.4K
Quotes: 3K
Replies: 1.9K
Bookmarks: 5.4K

What would these views cost to buy?

At $100 per 1,000 views, the rate a brand pays an agency charging $100K for one million views, 12.8M views would cost $1.3M. At Gridd's rate of about $25 per 1,000 views, the same views would cost about $320K.

The post reached about 6.2 views for every follower of @claudeai.

What launched?

Anthropic launched Claude Sonnet 5.5, an upgrade over Sonnet 5 that runs more than 30% faster and costs up to 30% less for most work.

How does it compare with other launches?

Anthropic Claude Sonnet 5.5 has more views than 97% of the 2839 launches Gridd tracks: 73x the median launch's 175K views.

Anthropic Claude Sonnet 5.512.8M
Median tracked launch175K
#1: xAI Voice Cloning204M

Views on the launch post, read from X on Nov 14, 2026.

Metric	Anthropic Claude Sonnet 5.5	Median launch
Views	12.8M	175K
Engagement rate	0.51%	0.48%
Views per follower	6.2	2.8
Quote posts	3K	27
Saves per 10K views	4.2	14.2

Other Anthropic launches we track: Anthropic Computer use in Claude Cowork (78.4M views), Anthropic Claude Design (64.6M views), Anthropic Claude Fable 5 (57.7M views), Anthropic Cowork (49.9M views), Anthropic Claude Opus 5.5 (29.7M views), Anthropic Claude Code Security (26.3M views). All 31 Anthropic launches, or every ai launch.

Against launches like it

A launch only means something against comparable ones. These are the groups it belongs to, and where it sits in each.

Compared with	Launches	Median views	This one	Rank
AI launches	1,462	264.5K	48x	#53
Accounts over 1M followers	224	2.2M	5.7x	#39
Video launch posts	1,940	192.5K	66x	#62
Every launch	2,839	175K	73x	#76

What this launch shows

From an account with 2.1M followers, the post reached 6.2 times the account's following. Launches from accounts over 1M followers reach a median of 0.5 times their following, so this one went about 11 times further than usual for its size. It ranks 39 of 224 launches from accounts that size.

It drew 3,031 quote posts, 2.4 per 10,000 views against a median of 1.7. More people than usual added their own take, and a quote post is what carries a launch to audiences the account does not have.

The first line is "Introducing Claude Sonnet 5.5, the second model in the Claude 5.5 family.". The post runs 33 words, against a median of 39 for launch posts here, and leads with a video: video launches have a median of 192.5K views, against 137.6K for the rest.

There is no link in the post. Launch posts without a link have a median of 184.9K views in the tracker.

It went out on a Monday (UTC). Monday launches have a median of 181.4K views; the strongest day is Tuesday at 192.3K.

Every comparison is against the 2839 launches in the tracker, read on Nov 14, 2026. Medians, not averages. See the state of launches on X for the full breakdown.

Questions about this launch

What is Anthropic?: In its own words on X: "Claude is an AI assistant built by @anthropicai to be safe, accurate, and secure. Talk to Claude on or download the app." Anthropic posted the Claude Sonnet 5.5 launch from @claudeai on Sep 28, 2026.
How many views did Anthropic Claude Sonnet 5.5 get on X?: 12,800,196 views. Anthropic posted it from @claudeai on Sep 28, 2026, and the post has 55,623 likes, 4,439 reposts, 3,031 quotes, 1,946 replies and 5,383 bookmarks. Gridd re-reads these numbers from the post every six hours; these were read on Nov 14, 2026.
Was Anthropic Claude Sonnet 5.5 a big launch on X?: It ranks #76 of the 2839 launches Gridd tracks, with more views than 97% of them and 73x the median launch's 175K views. Its engagement rate is 0.51%, against a median of 0.48%.
What would 12.8M views on X cost to buy?: At $100 per 1,000 views, the rate a brand pays an agency charging $100K for one million views, 12.8M views would cost $1.3M. At Gridd's rate of about $25 per 1,000 views, the same views would cost about $320K.

Source: Gridd launch tracker, gridd.agency/launches/anthropic-claude-sonnet-5-5, read from the post on X on Nov 14, 2026. Free to cite with a link (CC BY 4.0). Get every launch as JSON.