Models
Anthropic
Claude model behavioral differences

AnthropicX · Jul 13, 2026 · official

Claude model behavioral differences

Anthropic's annotated chart drew 68.2K views on X: 0.2x its median post and #460 of 1,162 AI chart posts we hold by views. Read Oct 12, 2026.

Each model's lean on four value axes

XData Annotated chart Claude Opus 4.6 All Anthropic models Claude Opus 4.7Claude Sonnet 4.6

Anthropic: Claude model behavioral differences — Published by Anthropic on X, Jul 13, 2026. Source: x.com

51/ 100

ViralChart score

Wide but thin

More views than the median post but a lower engagement rate: many saw it, few acted. Common for big accounts.

#606 of 1,162 AI chart posts we hold · #43 of 56 Anthropic posts. Score = views 40%, likes 30%, engagement rate 15%, save rate 15%, each as a percentile of every AI chart post we hold.

Our read

It sits in the Wide but thin quadrant, at #606 of 1,162 AI chart posts.

Its 68.2K views sit at 0.16x Anthropic's 431K median, ranking #43 of 56 Anthropic posts.

At 0.038 views per follower against a 0.20 median, it lands in the 22nd percentile.

Engagement of 0.52% is 0.71x the 0.73% AI chart median, the 31st percentile.

0.04views per follower

68.2K views from an account with 1.8M followers.

0.2xAnthropic's median post

68.2K views, where Anthropic's typical post gets 431K.

3.0xthe median annotated chart post

Across 62 annotated chart posts we hold, the median gets 22.8K views.

bottom 31%engagement rate

0.52% of viewers liked, reposted, quoted or replied. The median post gets 0.73%.

Public X numbers from our read on Oct 12, 2026. Peers: 1,162 AI chart posts we hold and 56 from Anthropic.

Where it sits

Reach against resonance

Each dot is a post. Right is more views, up is a higher engagement rate. The lines are the medians, so the four corners are the four kinds of post.

Among 1,162 AI chart posts we hold

Score #606 of 1,162

Views	68.2K	#460	top 40%
Likes	312	#560	top 48%
Engagement rate	0.52%	#807	bottom 31%
Save rate	0.070%	#625	bottom 46%

Among 56 Anthropic posts

Score #43 of 56

Views	68.2K	#43	bottom 24%
Likes	312	#43	bottom 24%
Engagement rate	0.52%	#33	bottom 42%
Save rate	0.070%	#13	top 22%

Growth

One read so far

Views68.2K

Age at our read91 days

Views per day of life748views divided by days since it was posted

Dots are our reads. The dotted line from the day it was posted to our first read is a gap, not data.

Anthropic's posts over time

Every post from this account we hold, by date and views. This one is marked; the line is the running median of the last 10.

News · Jul 13, 2026

Anthropic charts Claude model behavioral differences

An annotated chart of Claude model behavioral differences drew 68.2K views and a 0.52% engagement rate.

What happened

Anthropic posted an annotated chart on July 13, 2026 covering Claude model behavioral differences. It was the account's only post that day.

The numbers

It reached 68.2K views, #460 of 1,162 AI chart posts, and scored #43 of 56 Anthropic posts.

The lesson

An annotated chart with 3 models shown drew 0.52% engagement, below the 0.73% AI chart median. The save rate was 0.070%.

What it means

At #43 of 56 Anthropic posts by views, this chart sits below the account's 431K median. Its 0.52% engagement trails the account's own 0.56% median.

Written by ViralChart from public numbers read on Oct 12, 2026. Every number is checked against our data before it is shown.

Updates: what Anthropic posted next

Data and API

12 points read off this chart

Estimated from the image 30%

Series	Group	Value	Read
Deference	Claude Sonnet 4.6	0.14 standard deviations (σ)	estimated
Warmth	Claude Sonnet 4.6	0.17 standard deviations (σ)	estimated
Brevity	Claude Sonnet 4.6	0.14 standard deviations (σ)	estimated
Execution	Claude Sonnet 4.6	0.04 standard deviations (σ)	estimated
Deference	Claude Opus 4.6	0.09 standard deviations (σ)	estimated
Rigor	Claude Opus 4.6	0.1 standard deviations (σ)	estimated
Brevity	Claude Opus 4.6	0.08 standard deviations (σ)	estimated
Execution	Claude Opus 4.6	0.06 standard deviations (σ)	estimated
Caution	Claude Opus 4.7	0.24 standard deviations (σ)	estimated
Rigor	Claude Opus 4.7	0.08 standard deviations (σ)	estimated
Depth	Claude Opus 4.7	0.23 standard deviations (σ)	estimated
Candor	Claude Opus 4.7	0.11 standard deviations (σ)	estimated

Max plan · API

GET https://viral-chart.com/api/posts/f74c11eecf3e.json
GET https://viral-chart.com/api/charts/f74c11eecf3e.json
GET https://viral-chart.com/api/charts/f74c11eecf3e.skill.md

Make one like this Open the post JSON Chart data JSON Skill file API docs

Static files in this prototype. The post JSON holds the public numbers, ranks, score, quadrant, our reads and, when checked, our copy.

API · Max

Use this chart via API

On the Max plan you can pull this chart's numbers with the provenance of each one, as JSON or CSV, with its redraw spec, or call it from an agent over MCP. Chart id f74c11eecf3e.

Approximate values. Our two readings of this chart agreed only in part (confidence 0.30 of 1), so check the original before you quote a number. The API marks it lowConfidence, and ?min_confidence=0.5 leaves it out.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/f74c11eecf3e`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/f74c11eecf3e/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/f74c11eecf3e/render?view=1`	The draw-only view this page uses	Open
POST	`/mcp`	Tool get_chart_data with this id, for Claude, Cursor and other agents	Max

curlMax

curl -s https://viral-chart.com/api/v1/charts/f74c11eecf3e/data \
  -H "Authorization: Bearer $VIRALCHART_KEY"

Claude CodeMax

claude mcp add --transport http viralchart https://viral-chart.com/mcp \
  --header "Authorization: Bearer $VIRALCHART_KEY"

60 requests a minute per key; over that you get 429 with Retry-After. Up to 5 keys per account, made on your account page and shown once. Without Max, the data route answers 402 with a link to the plans. The numbers describe a chart its publisher owns, and every file carries a license note.

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Questions people ask

Where does this chart come from?

Anthropic published it on Jul 13, 2026 on X (x.com). We keep it here, with the publisher and date credited as text, so you can study it without leaving.

Can I make a chart like this?

Use the format, not the picture. Open its data page and use Make one like this: it starts from this chart's numbers and takes yours.