Models
xAI
Scaling HLE - Test time

xAIX · Jul 11, 2025 · official

Scaling HLE - Test time

xAI's scatter plot drew 48.3K views on X: 0.4x its median post and #544 of 1,162 AI chart posts we hold by views. Read Oct 12, 2026.

Scaling HLE test time performance comparison

XData Scatter plot Grok 4 All xAI modelsGrok 4 Heavy

xAI: Scaling HLE - Test time — Published by xAI on X, Jul 11, 2025. Source: x.com

69/ 100

ViralChart score

Reached and resonated

More views and a higher engagement rate than the median post: it travelled and people acted on it.

#243 of 1,162 AI chart posts we hold · #5 of 23 xAI 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 Reached and resonated quadrant, with a score rank of #243 of 1,162 AI chart posts.

Its 1.81% engagement rate sits at the 97th percentile among AI chart posts, 2.5x the 0.73% median.

The post scores 69 and ranks #243 of 1,162 AI chart posts, #5 of 23 xAI posts.

Views of 48.3K are 0.37x xAI's 131K company median, ranking #20 of 23 xAI posts.

top 3%engagement rate

1.81% of viewers liked, reposted, quoted or replied. The median post gets 0.73%.

top 17%save rate

0.159% of viewers bookmarked it to come back to. The median post gets 0.076%.

0.4xxAI's median post

48.3K views, where xAI's typical post gets 130.6K.

2posts from xAI that day

Part of a run of 2 posts on Jul 11, 2025. This one was #2 of 2 by views that day.

Public X numbers from our read on Oct 12, 2026. Peers: 1,162 AI chart posts we hold and 23 from xAI.

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 #243 of 1,162

Views	48.3K	#544	top 47%
Likes	689	#355	top 31%
Engagement rate	1.81%	#39	top 3%
Save rate	0.159%	#196	top 17%

Among 23 xAI posts

Score #5 of 23

Views	48.3K	#20	bottom 15%
Likes	689	#15	bottom 37%
Engagement rate	1.81%	#3	top 11%
Save rate	0.159%	#1	top 2%

Growth

One read so far

Views48.3K

Age at our read458 days

Views per day of life106views 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.

xAI'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 · Jul 11, 2025

xAI posts scatter plot on scaling HLE test time

The July 11, 2025 scatter plot shows HLE text-only performance with tool scaling test time at 50.7, drawing 48.3K views and a 1.81% engagement rate.

What happened

xAI published a scatter plot on July 11, 2025, titled Scaling HLE - Test time. The account posted 2 items that day, including one on Humanity's Last Exam AI Model Performance with 59.8K views.

The numbers

The post reached 48.3K views, ranking #544 of 1,162 AI chart posts and #20 of 23 xAI posts. Its score of 69 ranks #243 of 1,162 AI chart posts and #5 of 23 xAI posts.

The lesson

A scatter plot with 2 models shown earned a 1.81% engagement rate, 2.5x the 0.73% median among AI chart posts. The 0.16% save rate trails that engagement, so the chart was liked more than kept.

What it means

For xAI, this post's 48.3K views are 0.37x the 131K company median, ranking #20 of 23 xAI posts. Its 1.81% engagement rate is 2.5x the 0.73% median among AI chart posts, a gap between interaction and reach.

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

Updates: what xAI posted next

Data and API

28 points read off this chart

Estimated from the image 50%

Series	Group	Value	Read
no tool	Scaling Training	10 HLE (Text-only)	estimated
no tool	Scaling Training	12 HLE (Text-only)	estimated
no tool	Scaling Training	13.5 HLE (Text-only)	estimated
no tool	Scaling Training	20.5 HLE (Text-only)	estimated
no tool	Scaling Training	26.5 HLE (Text-only)	estimated
no tool	Scaling Training	22 HLE (Text-only)	estimated
no tool	Scaling Training	36 HLE (Text-only)	estimated
no tool	Scaling Training	25.5 HLE (Text-only)	estimated
no tool	Scaling Training	40.5 HLE (Text-only)	estimated
no tool	Scaling Training	25 HLE (Text-only)	estimated
no tool	Scaling Training	25 HLE (Text-only)	estimated
no tool	Scaling Training	25 HLE (Text-only)	estimated

Showing 12 of 28. All points, the redraw and the maker

Max plan · API

GET https://viral-chart.com/api/posts/7315cc6bb569.json
GET https://viral-chart.com/api/charts/7315cc6bb569.json
GET https://viral-chart.com/api/charts/7315cc6bb569.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 7315cc6bb569.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/7315cc6bb569`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/7315cc6bb569/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/7315cc6bb569/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/7315cc6bb569/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.