Models
Anthropic
Claude Opus 4.1 ranks #2 on WebDev

@arenaX · Aug 11, 2025

Claude Opus 4.1 ranks #2 on WebDev

@arena's leaderboard drew 13.4K views on X: 0.3x its median post and #776 of 1,162 AI chart posts we hold by views. Read Oct 12, 2026.

XData Leaderboard Claude Opus 4 All Anthropic models Gemini-2.5-ProGPT-5 (high)Claude Opus 4.1 (20250805)DeepSeek-R1-0528Claude Opus 4 (20250514)Qwen3-CoderGLM-4.5Claude Sonnet 4 (20250514)

@arena: Claude Opus 4.1 ranks #2 on WebDev — Published by @arena on X, Aug 11, 2025. Source: x.com

35/ 100

ViralChart score

Small but loved

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

#823 of 1,162 AI chart posts we hold · #185 of 239 @arena 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 #823 of 1,162 AI chart posts.

Its 13.4K views sit at 0.29x @arena's median post, ranking #184 of 239 @arena posts.

The 0.045% save rate is 0.59x the AI chart median and lands at the 25th percentile.

At 0.057 views per follower, it reaches 0.28x the median across posts with known followers.

0.06views per follower

13.4K views from an account with 234.1K followers.

0.3x@arena's median post

13.4K views, where @arena's typical post gets 46.2K.

0.3xthe median leaderboard post

Across 107 leaderboard posts we hold, the median gets 45.3K views.

bottom 25%save rate

0.045% 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 239 from @arena.

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 #823 of 1,162

Views	13.4K	#776	bottom 33%
Likes	93	#772	bottom 34%
Engagement rate	0.75%	#558	top 48%
Save rate	0.045%	#871	bottom 25%

Among 239 @arena posts

Score #185 of 239

Views	13.4K	#184	bottom 23%
Likes	93	#178	bottom 26%
Engagement rate	0.75%	#102	top 42%
Save rate	0.045%	#194	bottom 19%

Growth

One read so far

Views13.4K

Age at our read427 days

Views per day of life31views 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.

@arena'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 · Aug 11, 2025

@arena posts Claude Opus 4.1 WebDev leaderboard

The leaderboard drew 13.4K views and 93 likes, with a 0.75% engagement rate against a 0.045% save rate.

What happened

@arena posted a leaderboard on August 11, 2025, showing Claude Opus 4.1 ranked #2 on WebDev. It was the account's only post that day, with 0 other posts from this account that day.

The numbers

It reached 13.4K views, ranking #776 of 1,162 AI chart posts by views and #185 of 239 @arena posts by score. The AI chart median is 39.9K views.

The lesson

A leaderboard with 11 models shown drew a 0.045% save rate, 0.59x the AI chart median. The 0.75% engagement rate sits above the save rate, so the post was read more than kept.

What it means

At #185 of 239 @arena posts by score and 0.29x the company median views, this leaderboard trails the account's own output. The 0.045% save rate against a 0.076% AI median marks it as a low-keep chart.

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

Updates: what @arena posted next

Data and API

11 points read off this chart

Estimated from the image 50%

Series	Group	Value	Read
GPT-5 (high)	Rank 1	1481.98	estimated
Claude Opus 4.1 (20250805)	Rank 2	1426.27	estimated
Gemini-2.5-Pro	Rank 2	1404.65	estimated
DeepSeek-R1-0528	Rank 3	1391.46	estimated
Claude Opus 4 (20250514)	Rank 4	1381.55	estimated
Qwen3-Coder	Rank 6	1363.47	estimated
GLM-4.5	Rank 5	1363.3	estimated
Claude Sonnet 4 (20250514)	Rank 6	1359.24	estimated
Claude 3.7 Sonnet (20250219)	Rank 6	1358.4	estimated
GLM-4.5-Air	Rank 6	1353.76	estimated
Kimi-K2-Instruct	Rank 11	1314.79	estimated

Max plan · API

GET https://viral-chart.com/api/posts/6fa9a2360d78.json
GET https://viral-chart.com/api/charts/6fa9a2360d78.json
GET https://viral-chart.com/api/charts/6fa9a2360d78.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 6fa9a2360d78.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/6fa9a2360d78`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/6fa9a2360d78/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/6fa9a2360d78/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/6fa9a2360d78/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.