Models
Anthropic
Agentic terminal coding by effort level

AnthropicX · Sep 22, 2026 · official

Agentic terminal coding by effort level

Anthropic's line chart drew 1.5M views on X: 3.5x its median post and #76 of 1,162 AI chart posts we hold by views. Read Oct 13, 2026.

Agentic terminal coding performance by effort level

XData Line chart Claude Fable 5 All Anthropic models GPT-6 AstraOpus 5.5Opus 5Fable 5.1GPT-5.6 Sol

Anthropic: Agentic terminal coding by effort level — Published by Anthropic on X, Sep 22, 2026. Source: x.com

68/ 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.

#259 of 1,162 AI chart posts we hold · #29 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 lands in Wide but thin, at #259 of 1,162 AI chart posts by score.

Its 0.26% engagement rate sits at the 7th percentile among AI chart posts, in the bottom decile.

At 1.5M views, the post runs 3.5x Anthropic's company median of 431K.

The post carries 4 charts, and every chart in the post shares the post's numbers.

67xthe median line chart post

Across 187 line chart posts we hold, the median gets 22.4K views.

4charts in this one post

The numbers belong to the post, so every chart in it shares them and it is ranked once.

bottom 7%engagement rate

0.26% of viewers liked, reposted, quoted or replied. The median post gets 0.73%.

3.5xAnthropic's median post

1.5M views, where Anthropic's typical post gets 431K.

Public X numbers from our read on Oct 13, 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 #259 of 1,162

Views	1.5M	#76	top 6%
Likes	3.6K	#84	top 7%
Engagement rate	0.26%	#1,078	bottom 7%
Save rate	0.027%	#1,005	bottom 14%

Among 56 Anthropic posts

Score #29 of 56

Views	1.5M	#15	top 26%
Likes	3.6K	#20	top 35%
Engagement rate	0.26%	#53	bottom 6%
Save rate	0.027%	#45	bottom 21%

Growth

Our reads cover 27 hours

Views1.5M

Age at our read21 days

Views per day of life71.8Kviews divided by days since it was posted

Gained between our reads+926views over 27 hours, about 820 a day now

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 · Sep 22, 2026

Anthropic posts agentic terminal coding by effort level

A 4-chart Anthropic post on agentic terminal coding by effort level drew 1.5M views and a 0.26% engagement rate.

What happened

Anthropic published a line chart on agentic terminal coding by effort level on September 22, 2026, with legend: 4 charts in the post. That day the account posted 2 times, including a Claude Opus 5.5 Benchmark Comparison at 1.6M views.

The numbers

The post reached 1.5M views, #76 of 1,162 AI chart posts by views and #15 of 56 Anthropic posts. Its score of 68 ranks #259 of 1,162 AI chart posts and #29 of 56 Anthropic posts.

The lesson

A 4-chart post on agentic terminal coding by effort level drew 1.5M views but a 0.26% engagement rate, below the 0.73% median among AI chart posts. The chart shows Opus 5.5 (low) at 39% and Opus 5.5 (max) at 65%.

What it means

At #29 of 56 Anthropic posts by score, this post trails the account's own chart output despite 1.5M views. The 0.26% engagement rate against the 0.56% median for this account marks the gap between reach and response.

Written by ViralChart from public numbers read on Oct 13, 2026. Every number is checked against our data before it is shown.

Updates: what Anthropic posted next

Data and API

21 points read off this chart

Estimated from the image 35%

Series	Group	Value	Read
Opus 5.5	low	39 %	printed
Opus 5.5	med	58 %	printed
Opus 5.5	high	64 %	printed
Opus 5.5	xhigh	66 %	estimated
Opus 5.5	max	65 %	printed
Opus 5	med	29 %	printed
Opus 5	high	41 %	printed
Opus 5	xhigh	47 %	printed
Opus 5	max	50 %	printed
Fable 5.1	med	41 %	printed
Fable 5.1	high	44 %	printed
Fable 5.1	xhigh	50 %	printed

Showing 12 of 21. All points, the redraw and the maker

Max plan · API

GET https://viral-chart.com/api/posts/2ccd359818cc.json
GET https://viral-chart.com/api/charts/2ccd359818cc.json
GET https://viral-chart.com/api/charts/2ccd359818cc.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 2ccd359818cc.

Approximate values. Our two readings of this chart agreed only in part (confidence 0.35 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/2ccd359818cc`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/2ccd359818cc/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/2ccd359818cc/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/2ccd359818cc/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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