Models
Anthropic
Claude Opus 4.7 frontier scores

@EpochAIResearchX · Apr 21, 2026

Claude Opus 4.7 frontier scores

@EpochAIResearch's benchmark bar chart drew 23.9K views on X: 4.5x @epochairesearch's median post and #678 of 1,162 AI chart posts we hold by views. Read Oct 12, 2026.

Claude Opus 4.7 scores near the frontier

XData Benchmark bar chart Claude Opus 4.6 All Anthropic models Gemini 3.1 Pro GPT-5.4GPT-5.4 ProOpus 4.7Opus 4.6

@EpochAIResearch: Claude Opus 4.7 frontier scores — Published by @EpochAIResearch on X, Apr 21, 2026. Source: x.com

59/ 100

ViralChart score

Small but loved

Fewer views than the median post but a higher engagement rate: a smaller crowd that acted on it.

#472 of 1,162 AI chart posts we hold · #12 of 59 @epochairesearch 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 Small but loved quadrant, with a score rank of #472 of 1,162 AI chart posts.

Its 23.9K views are 4.5x the 5.3K median for @EpochAIResearch posts, ranking #16 of 59 @EpochAIResearch posts.

A 1.45% engagement rate sits at the 91st percentile among AI chart posts, against a 0.73% median among AI chart posts.

The score of 59 ranks #472 of 1,162 AI chart posts and #12 of 59 @EpochAIResearch posts.

4.5x@epochairesearch's median post

23.9K views, where @epochairesearch's typical post gets 5.3K.

top 9%engagement rate

1.45% of viewers liked, reposted, quoted or replied. The median post gets 0.73%.

top 9%save rate

0.205% of viewers bookmarked it to come back to. The median post gets 0.076%.

0.5xthe median benchmark bar chart post

Across 215 benchmark bar chart posts we hold, the median gets 44.4K views.

Public X numbers from our read on Oct 12, 2026. Peers: 1,162 AI chart posts we hold and 59 from @epochairesearch.

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 #472 of 1,162

Views	23.9K	#678	bottom 42%
Likes	305	#566	top 49%
Engagement rate	1.45%	#102	top 9%
Save rate	0.205%	#107	top 9%

Among 59 @epochairesearch posts

Score #12 of 59

Views	23.9K	#16	top 26%
Likes	305	#15	top 25%
Engagement rate	1.45%	#27	top 45%
Save rate	0.205%	#18	top 30%

Growth

One read so far

Views23.9K

Age at our read174 days

Views per day of life137views 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.

@epochairesearch'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 21, 2026

@EpochAIResearch charts Claude Opus 4.7 frontier scores

A benchmark bar chart on Claude Opus 4.7 scores drew 23.9K views and a 1.45% engagement rate, above the 0.73% median among AI chart posts.

What happened

On April 21, 2026, @EpochAIResearch posted a benchmark bar chart on Claude Opus 4.7 frontier scores. It was the account's only post that day.

The numbers

It reached 23.9K views, ranking #678 of 1,162 AI chart posts and #16 of 59 @EpochAIResearch posts. Its score of 59 ranks #472 of 1,162 AI chart posts.

The lesson

At 1.45% engagement against a 0.73% median among AI chart posts, this benchmark bar chart with 5 models shown landed in the top decile. The save rate was 0.21%.

What it means

Its 23.9K views are 4.5x the 5.3K median for @EpochAIResearch posts, yet the 23.9K sits below the 39.9K median among AI chart posts. The #12 of 59 @EpochAIResearch posts rank shows the account's own bar.

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

Updates: what @epochairesearch posted next

Data and API

5 points read off this chart

Estimated from the image 80%

Group	Value	Read
GPT-5.4 Pro	156.5	estimated
Gemini 3.1 Pro	155.5	estimated
GPT-5.4	154.5	estimated
Opus 4.7	153.5	estimated
Opus 4.6	152	estimated

Max plan · API

GET https://viral-chart.com/api/posts/f6c7af6430e2.json
GET https://viral-chart.com/api/charts/f6c7af6430e2.json
GET https://viral-chart.com/api/charts/f6c7af6430e2.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 f6c7af6430e2.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/f6c7af6430e2`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/f6c7af6430e2/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/f6c7af6430e2/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/f6c7af6430e2/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?

@EpochAIResearch published it on Apr 21, 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.