Models
Anthropic
Sycophancy by model

AnthropicX · Apr 30, 2026 · official

Sycophancy by model

Anthropic's benchmark bar chart drew 63.7K views on X: 0.1x its median post and #474 of 1,162 AI chart posts we hold by views. Read Oct 12, 2026.

Share of responses rated sycophantic by model

XData Benchmark bar chart Claude Mythos All Anthropic models Claude Opus 4.6 Claude Opus 4.7Claude Sonnet 4.6Claude Mythos Preview

Anthropic: Sycophancy by model — Published by Anthropic on X, Apr 30, 2026. Source: x.com

39/ 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.

#762 of 1,162 AI chart posts we hold · #54 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

Wide but thin: views above the AI median, engagement below it, score #762 of 1,162.

63.7K views sit at 0.15x the company median of 431K, ranking #45 of 56 Anthropic posts.

0.31% engagement rate is the 10th percentile among AI chart posts, below the 0.73% median.

Views per follower at 0.035 is the 21st percentile, far under the 0.20 median across known-follower posts.

0.04views per follower

63.7K views from an account with 1.8M followers.

0.1xAnthropic's median post

63.7K views, where Anthropic's typical post gets 431K.

bottom 10%engagement rate

0.31% of viewers liked, reposted, quoted or replied. The median post gets 0.73%.

bottom 12%save rate

0.025% of viewers bookmarked it to come back to. The median post gets 0.076%.

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 #762 of 1,162

Views	63.7K	#474	top 41%
Likes	170	#685	bottom 41%
Engagement rate	0.31%	#1,044	bottom 10%
Save rate	0.025%	#1,020	bottom 12%

Among 56 Anthropic posts

Score #54 of 56

Views	63.7K	#45	bottom 21%
Likes	170	#50	bottom 12%
Engagement rate	0.31%	#48	bottom 15%
Save rate	0.025%	#49	bottom 13%

Growth

One read so far

Views63.7K

Age at our read165 days

Views per day of life386views 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 · Apr 30, 2026

Anthropic sycophancy chart draws 63.7K views

A single benchmark bar chart on sycophancy by model, posted April 30, 2026.

What happened

Anthropic posted one chart on April 30, 2026, showing sycophancy rates by model. No other posts from the account that day.

The numbers

63.7K views, #474 of 1,162 AI chart posts. Engagement rate 0.31%, #1,044 of 1,162, score #762 of 1,162.

The lesson

A 4-model bar chart with 1 chart in the post drew 0.025% save rate, below the 0.31% engagement. Readers saved little from this comparison.

What it means

At #54 of 56 Anthropic posts, this underperforms the account's own median engagement of 0.56%. The gap to the AI median of 0.73% is wide.

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

8 points read off this chart

Estimated from the image 97%

Series	Group	Value	Read
Claude Sonnet 4.6	Relationship conversations	12.3 %	printed
Claude Opus 4.6	Relationship conversations	10.7 %	printed
Claude Opus 4.7	Relationship conversations	4.8 %	printed
Claude Mythos Preview	Relationship conversations	2.2 %	printed
Claude Sonnet 4.6	All guidance conversations	15.5 %	printed
Claude Opus 4.6	All guidance conversations	12.1 %	printed
Claude Opus 4.7	All guidance conversations	8.7 %	printed
Claude Mythos Preview	All guidance conversations	4.9 %	printed

Max plan · API

GET https://viral-chart.com/api/posts/04327af1670d.json
GET https://viral-chart.com/api/charts/04327af1670d.json
GET https://viral-chart.com/api/charts/04327af1670d.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 04327af1670d.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/04327af1670d`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/04327af1670d/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/04327af1670d/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/04327af1670d/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 Apr 30, 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.