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Qwen3.8-Max-0902 Pareto Frontier for Code Arena: WebDev

@arenaX · Sep 2, 2026

Qwen3.8-Max-0902 Pareto Frontier for Code Arena: WebDev

@arena's scatter plot drew 146.2K views on X: 3.2x its median post and #322 of 1,162 AI chart posts we hold by views. Read Oct 13, 2026.

XData Scatter plot Qwen3 Max All Qwen modelsqwen3.8-max-0902hy4-previewqwen3.8-flash-nextmimo-v2.5solar-pro4granite-4.1-8b

@arena: Qwen3.8-Max-0902 Pareto Frontier for Code Arena: WebDev — Published by @arena on X, Sep 2, 2026. Source: x.com

57/ 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.

#504 of 1,162 AI chart posts we hold · #104 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 #504 of 1,162 AI chart posts by score.

Its 146K views are 3.2x @arena's median post, ranking #61 of 239 @arena posts by views.

It landed at #4 of 6 @arena posts that day, level with the account's same-day output.

Engagement sits at 0.46%, the 24th percentile among AI chart posts and below the 0.73% median.

6.5xthe median scatter plot post

Across 187 scatter plot posts we hold, the median gets 22.4K views.

6posts from @arena that day

Part of a run of 6 posts on Sep 2, 2026. This one was #4 of 6 by views that day.

3.2x@arena's median post

146.2K views, where @arena's typical post gets 46.2K.

bottom 24%engagement rate

0.46% 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 #504 of 1,162

Views	146.2K	#322	top 28%
Likes	588	#401	top 34%
Engagement rate	0.46%	#879	bottom 24%
Save rate	0.050%	#829	bottom 29%

Among 239 @arena posts

Score #104 of 239

Views	146.2K	#61	top 25%
Likes	588	#74	top 31%
Engagement rate	0.46%	#181	bottom 24%
Save rate	0.050%	#189	bottom 21%

Growth

Our reads cover 28 hours

Views146.2K

Age at our read42 days

Views per day of life3.5Kviews divided by days since it was posted

Gained between our reads+94views over 28 hours, about 79 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 Qwen3.8-Max-0902 Pareto Frontier scatter for Code Arena WebDev

A scatter plot of the Qwen3.8-Max-0902 Pareto Frontier drew 146K views but a 0.46% engagement rate, the 24th percentile among AI chart posts.

What happened

@arena posted a scatter plot of the Qwen3.8-Max-0902 Pareto Frontier for Code Arena: WebDev on September 2, 2026. It was one of 6 @arena posts that day, alongside 5 other posts including Code Arena: WebDev Leaderboard and Agent Arena 3.8 Flash Ranked #14.

The numbers

The post reached 146K views, #322 of 1,162 AI chart posts and #61 of 239 @arena posts. Its score of 57 ranks #504 of 1,162 AI chart posts.

The lesson

At 0.46% engagement against a 0.73% median among AI chart posts, this scatter plot drew views without matching the median save-and-like rate. A 6-model scatter sits at the 24th percentile for engagement even when views run 3.2x the @arena median.

What it means

For @arena, 146K views at #61 of 239 @arena posts came with a 0.46% engagement rate below the account's own 0.68% median. The gap between its #61 views rank and its #879 engagement rank among 1,162 AI chart posts is the measured spread.

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

11 points read off this chart

Estimated from the image 48%

Series	Group	Value	Read
Pareto Frontier	qwen3.8-max-0902	1691	printed
Pareto Frontier	hy4-preview	1620	estimated
Pareto Frontier	qwen3.8-flash-next	1605	estimated
Pareto Frontier	mimo-v2.5	1500	estimated
Pareto Frontier	solar-pro4	1350	estimated
Pareto Frontier	granite-4.1-8b	1200	estimated
Other models	scatter	1550	estimated
Other models	scatter	1500	estimated
Other models	scatter	1450	estimated
Other models	scatter	1400	estimated
Other models	scatter	1300	estimated

Max plan · API

GET https://viral-chart.com/api/posts/4d4854931cab.json
GET https://viral-chart.com/api/charts/4d4854931cab.json
GET https://viral-chart.com/api/charts/4d4854931cab.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 4d4854931cab.

Approximate values. Our two readings of this chart agreed only in part (confidence 0.48 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/4d4854931cab`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/4d4854931cab/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/4d4854931cab/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/4d4854931cab/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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