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Anthropic
Code Arena: WebDev Leaderboard

@arenaX · Sep 2, 2026

Code Arena: WebDev Leaderboard

@arena's benchmark bar chart drew 1.8M views on X: 40x its median post and #65 of 1,162 AI chart posts we hold by views. Read Oct 13, 2026.

Claude Fable 5.1 tops WebDev leaderboard

XData Benchmark bar chart Claude Fable 5 All Anthropic modelsClaude Fable 5.1 (Max)Qwen-3.8-Max-0902Claude Opus 5 (Max)Kimi K3 (Max)Qwen3.8-MaxClaude Opus 5 (High)Grok 4.6 (High)

@arena: Code Arena: WebDev Leaderboard — Published by @arena on X, Sep 2, 2026. Source: x.com

66/ 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.

#319 of 1,162 AI chart posts we hold · #45 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

The post sits in the Wide but thin quadrant, at #319 of 1,162 AI chart posts.

Its 1.8M views sit 40x @arena's median post of 46.2K, at #6 of 239 @arena posts.

Engagement lands at 0.16%, the 3rd percentile among AI chart posts and #1,123 of 1,162.

At 7.81 views per follower it reaches the 95th percentile, against a median of 0.20.

40x@arena's median post

1.8M views, where @arena's typical post gets 46.2K.

41xthe median benchmark bar chart post

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

7.80views per follower

1.8M views from an account with 234.1K followers.

bottom 3%engagement rate

0.16% of viewers liked, reposted, quoted or replied. The median post gets 0.73%.

Public X numbers from our read on Oct 13, 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 #319 of 1,162

Views	1.8M	#65	top 6%
Likes	2.5K	#121	top 10%
Engagement rate	0.16%	#1,123	bottom 3%
Save rate	0.019%	#1,061	bottom 9%

Among 239 @arena posts

Score #45 of 239

Views	1.8M	#6	top 2%
Likes	2.5K	#13	top 5%
Engagement rate	0.16%	#230	bottom 4%
Save rate	0.019%	#220	bottom 8%

Growth

Our reads cover 27 hours

Views1.8M

Age at our read41 days

Views per day of life44.5Kviews divided by days since it was posted

Gained between our reads+43views over 27 hours, about 38 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.

@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 · Sep 2, 2026

@arena posts Code Arena WebDev leaderboard chart

A 15-model benchmark bar chart drew 1.8M views on September 2, 2026, with engagement at 0.16%.

What happened

@arena published a Code Arena: WebDev Leaderboard benchmark bar chart on September 2, 2026. It was one of 6 posts from the account that day, alongside 5 others including a WebDev leaderboard post at 566K views.

The numbers

The post reached 1.8M views, #65 of 1,162 AI chart posts and #6 of 239 @arena posts. Its score of 66 ranks #319 of 1,162 AI chart posts.

The lesson

A 15-model benchmark bar chart drew 1.8M views but a 0.16% engagement rate, the 3rd percentile among AI chart posts. The chart shows printed values from 1765 down to 1661, and the save rate was 0.019%.

What it means

At #45 of 239 @arena posts by score, this chart sits far below its #6 of 239 by views. The gap between 1.8M views and a 0.16% engagement rate against the 0.73% median marks it as wide but thin.

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

Updates: what @arena posted next

Data and API

15 points read off this chart

Estimated from the image 97%

Group	Value	Read
Claude Fable 5.1 (Max)	1765 score	printed
Qwen-3.8-Max-0902	1688 score	printed
Claude Opus 5 (Max)	1687 score	printed
Kimi K3 (Max)	1674 score	printed
Qwen3.8-Max	1669 score	printed
Claude Opus 5 (High)	1661 score	printed
Grok 4.6 (High)	1629 score	printed
Claude Fable 5	1628 score	printed
Hy4 Preview	1626 score	printed
Qwen3.8-Flash-Next	1622 score	printed
GPT-5.6 Sol (xHigh)	1616 score	printed
GLM-5.3 (Max)	1609 score	printed

Showing 12 of 15. All points, the redraw and the maker

Max plan · API

GET https://viral-chart.com/api/posts/e10543c3ada4.json
GET https://viral-chart.com/api/charts/e10543c3ada4.json
GET https://viral-chart.com/api/charts/e10543c3ada4.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 e10543c3ada4.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/e10543c3ada4`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/e10543c3ada4/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/e10543c3ada4/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/e10543c3ada4/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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