Models
xAI
Grok improvement over time

@arenaX · Sep 21, 2026

Grok improvement over time

@arena's line chart drew 33.1K views on X: 0.7x its median post and #623 of 1,162 AI chart posts we hold by views. Read Oct 12, 2026.

Agent Arena: Grok over time - What comes next?

XData Line chart Grok 4 All xAI modelsGrok 4.3 (High)Grok Build 0.1Grok 4.5Grok 4.6 (xHigh)Grok 4.7

@arena: Grok improvement over time — Published by @arena on X, Sep 21, 2026. Source: x.com

44/ 100

ViralChart score

Small but loved

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

#707 of 1,162 AI chart posts we hold · #171 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, at #707 of 1,162 AI chart posts by score.

Its save rate of 0.039% sits at the 21st percentile among AI chart posts, below the 0.076% median.

A score of 44 places it at #707 of 1,162 AI chart posts and #171 of 239 @arena posts.

At 33.1K views it runs 0.72x @arena's 46.2K median, ranking #149 of 239 @arena posts by views.

0.14views per follower

33.1K views from an account with 234.1K followers.

bottom 21%save rate

0.039% of viewers bookmarked it to come back to. The median post gets 0.076%.

0.4xthe median line chart post

Across 68 line chart posts we hold, the median gets 73.7K views.

0.7x@arena's median post

33.1K views, where @arena's typical post gets 46.2K.

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 #707 of 1,162

Views	33.1K	#623	bottom 46%
Likes	236	#618	bottom 47%
Engagement rate	0.78%	#531	top 46%
Save rate	0.039%	#924	bottom 21%

Among 239 @arena posts

Score #171 of 239

Views	33.1K	#149	bottom 38%
Likes	236	#149	bottom 38%
Engagement rate	0.78%	#97	top 40%
Save rate	0.039%	#201	bottom 16%

Growth

One read so far

Views33.1K

Age at our read21 days

Views per day of life1.6Kviews 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 · Sep 21, 2026

@arena charts Grok improvement over time

A line chart of Grok over time drew 33.1K views and a 0.78% engagement rate, with saves below the AI chart median.

What happened

@arena posted a line chart on Grok improvement over time on September 21, 2026. It was the account's only post that day.

The numbers

It reached 33.1K views, ranking #623 of 1,162 AI chart posts by views and #149 of 239 @arena posts. Its score of 44 ranks #707 of 1,162 AI chart posts.

The lesson

A save rate of 0.039% against the 0.076% median among AI chart posts shows this line chart was kept less than the typical chart. The chart shows Grok 4.3 (High) at -8.4% net improvement on 8 Jun 2026.

What it means

At #171 of 239 @arena posts by score and 0.72x the company's 46.2K median views, this chart sits below both the account's own output and the AI chart median.

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

8 points read off this chart

Estimated from the image 56%

Series	Group	Value	Read
Grok 4.3 (High)	8 Jun 2026	-8.4 %	printed
Grok Build 0.1	13 Jul 2026	-6.4 %	estimated
Grok 4.5	27 Aug 2026	5 %	estimated
Grok 4.6 (xHigh)	Coming soon	5.3 %	estimated
Grok Build 0.1	8 Jun 2026	-6.4 %	estimated
Grok 4.5	13 Jul 2026	5 %	estimated
Grok 4.6 (xHigh)	27 Aug 2026	5.3 %	estimated
Grok 4.7	Coming soon	5.3 %	estimated

Max plan · API

GET https://viral-chart.com/api/posts/84b55a7ca051.json
GET https://viral-chart.com/api/charts/84b55a7ca051.json
GET https://viral-chart.com/api/charts/84b55a7ca051.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 84b55a7ca051.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/84b55a7ca051`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/84b55a7ca051/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/84b55a7ca051/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/84b55a7ca051/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.