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Agent Arena Spark 1.2 (xHigh) Performance

@arenaX · Aug 20, 2026

Agent Arena Spark 1.2 (xHigh) Performance

@arena's dumbbell chart drew 5.4K views on X: 0.1x its median post and #924 of 1,162 AI chart posts we hold by views. Read Oct 12, 2026.

Muse Spark 1.2 xHigh ranks 25 overall with +2.1% improvement

XData Dumbbell chart Muse Spark All Meta modelsMuse Spark 1.2 (xHigh)

@arena: Agent Arena Spark 1.2 (xHigh) Performance — Published by @arena on X, Aug 20, 2026. Source: x.com

12/ 100

ViralChart score

Quiet

Fewer views and a lower engagement rate than the median post.

#1,140 of 1,162 AI chart posts we hold · #238 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 Quiet quadrant, at #1,140 of 1,162 AI chart posts.

Its 5.4K views sit at 0.12x @arena's 46.2K median, ranking #214 of 239 @arena posts.

The score of 12 lands at #1,140 of 1,162 AI chart posts and #238 of 239 @arena posts.

Engagement of 0.24% sits in the bottom decile, 6th percentile among AI chart posts against a 0.73% median.

0.02views per follower

5.4K views from an account with 234.1K followers.

0.1x@arena's median post

5.4K views, where @arena's typical post gets 46.2K.

bottom 6%engagement rate

0.24% of viewers liked, reposted, quoted or replied. The median post gets 0.73%.

bottom 8%save rate

0.019% 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 #1,140 of 1,162

Views	5.4K	#924	bottom 21%
Likes	11	#1,099	bottom 5%
Engagement rate	0.24%	#1,090	bottom 6%
Save rate	0.019%	#1,068	bottom 8%

Among 239 @arena posts

Score #238 of 239

Views	5.4K	#214	bottom 11%
Likes	11	#236	bottom 1%
Engagement rate	0.24%	#223	bottom 7%
Save rate	0.019%	#222	bottom 7%

Growth

One read so far

Views5.4K

Age at our read53 days

Views per day of life102views 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 20, 2026

@arena posts Agent Arena Spark 1.2 (xHigh) dumbbell chart

A single-model dumbbell chart on Agent Arena Spark 1.2 (xHigh) drew 5.4K views and 0.24% engagement, both below the AI chart medians.

What happened

@arena posted a dumbbell chart on Agent Arena Spark 1.2 (xHigh) Performance on August 20, 2026. It was one of 4 posts from the account that day, alongside Pareto Frontier for Code Arena: WebDev and Agent DeepSeek-V4-Pro (High) Ranked #2.

The numbers

The post reached 5.4K views, #924 of 1,162 AI chart posts, against a 39.9K median among AI chart posts. Its score of 12 ranks #1,140 of 1,162 AI chart posts and #238 of 239 @arena posts.

The lesson

A dumbbell chart showing 1 model drew 5.4K views at 0.12x @arena's 46.2K median. The chart shows printed values from -5.7% to 11.4%, and the post's 0.019% save rate sits against a 0.73% engagement median.

What it means

At #238 of 239 @arena posts, this chart sits below the account's own 46.2K median views and its 0.68% engagement median. The 5.4K views against the 39.9K AI chart median mark a wide gap for this publisher's chart posts.

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

6 points read off this chart

Estimated from the image 97%

Group	Value	Read
Overall	2.1 %	printed
Confirmed Success	6 %	printed
Praise vs Complaint	-5.7 %	printed
Steerability	-2.5 %	printed
Bash Recovery	11.4 %	printed
Tool Hallucination	1.1 %	printed

Max plan · API

GET https://viral-chart.com/api/posts/cf21fe6ebb8b.json
GET https://viral-chart.com/api/charts/cf21fe6ebb8b.json
GET https://viral-chart.com/api/charts/cf21fe6ebb8b.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 cf21fe6ebb8b.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/cf21fe6ebb8b`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/cf21fe6ebb8b/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/cf21fe6ebb8b/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/cf21fe6ebb8b/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.