Models
Kimi (Moonshot AI)
Artificial Analysis Intelligence Index v4.0

@ArtificialAnlysX · Apr 21, 2026

Artificial Analysis Intelligence Index v4.0

@ArtificialAnlys's benchmark bar chart drew 214.5K views on X: 19x @artificialanlys's median post and #251 of 1,162 AI chart posts we hold by views. Read Oct 13, 2026.

AI Intelligence Index v4.0 rankings

XData Benchmark bar chart Kimi K2 All Kimi (Moonshot AI) models GLM-5.1 Gemini 3 Flash Llama 4 MaverickClaude Opus 4.5Gemini 3.1 Pro PreviewGPT-5.4 (High)Kimi K2.5Claude Opus 4.1

@ArtificialAnlys: Artificial Analysis Intelligence Index v4.0 — Published by @ArtificialAnlys on X, Apr 21, 2026. Source: x.com

70/ 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.

#226 of 1,162 AI chart posts we hold · #59 of 491 @artificialanlys 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 #226 of 1,162 AI chart posts.

Its 214K views sit 19x above @ArtificialAnlys's median post, at #50 of 491 @ArtificialAnlys posts.

A score of 70 places it at #226 of 1,162 AI chart posts and #59 of 491 @ArtificialAnlys posts.

It ranked #1 of 3 posts from this account on April 21, 2026.

19x@artificialanlys's median post

214.5K views, where @artificialanlys's typical post gets 11.4K.

4.8xthe median benchmark bar chart post

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

3posts from @artificialanlys that day

Part of a run of 3 posts on Apr 21, 2026. This one was #1 of 3 by views that day.

bottom 45%engagement rate

0.67% 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 491 from @artificialanlys.

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 #226 of 1,162

Views	214.5K	#251	top 22%
Likes	1.2K	#231	top 20%
Engagement rate	0.67%	#637	bottom 45%
Save rate	0.075%	#591	bottom 49%

Among 491 @artificialanlys posts

Score #59 of 491

Views	214.5K	#50	top 10%
Likes	1.2K	#41	top 8%
Engagement rate	0.67%	#308	bottom 37%
Save rate	0.075%	#248	bottom 50%

Growth

Our reads cover 28 hours

Views214.5K

Age at our read176 days

Views per day of life1.2Kviews divided by days since it was posted

Gained between our reads+9views over 28 hours, about 8 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.

@artificialanlys'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 · Apr 21, 2026

@ArtificialAnlys posts AI Intelligence Index v4.0 benchmark bar chart

The April 21, 2026 chart drew 214K views, 19x @ArtificialAnlys's median, with a 0.67% engagement rate and a 0.075% save rate.

What happened

@ArtificialAnlys published a benchmark bar chart on April 21, 2026, covering the Artificial Analysis Intelligence Index v4.0. It was one of 3 posts from this account that day, alongside AI Model Performance Metrics and Output Tokens Used in AI Evaluations.

The numbers

The post reached 214K views, #251 of 1,162 AI chart posts, against a median of 39.9K among AI chart posts. Its score of 70 ranked #226 of 1,162 AI chart posts and #59 of 491 @ArtificialAnlys posts.

The lesson

The chart shows 24 models on one benchmark bar chart, and the post drew 214K views against a 39.9K median among AI chart posts. Its save rate of 0.075% sits below its 0.67% engagement rate.

What it means

At #59 of 491 @ArtificialAnlys posts by score, this chart sits above the account's median views of 11.4K but below the AI chart median engagement rate. The 214K views against a 0.075% save rate mark 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 @artificialanlys posted next

Data and API

101 points read off this chart

Estimated from the image 53%

Series	Group	Value	Read
Artificial Analysis	Claude Opus 4.5 (Preview)	57 index	estimated
Artificial Analysis	Gemini 3.1 Pro Preview	57 index	printed
Artificial Analysis	GPT-5.1 (High)	57 index	printed
Artificial Analysis	Kimi K2.5	54 index	printed
Proprietary	Claude Opus 4.5	53 index	printed
	Muse-Stable	52 index	estimated
Artificial Analysis	Qwen3-Max (Preview)	52 index	estimated
	Scarlett-70B (Preview)	52 index	estimated
Artificial Analysis	GLM-5.1	51 index	printed
Artificial Analysis	MiniMax-M2.7	50 index	printed
Open Weights	Claude Opus 4.5 (Sonnet)	49 index	estimated
	Grok 4.1 (High)	49 index	estimated

Showing 12 of 101. All points, the redraw and the maker

Max plan · API

GET https://viral-chart.com/api/posts/0f339c69f1f3.json
GET https://viral-chart.com/api/charts/0f339c69f1f3.json
GET https://viral-chart.com/api/charts/0f339c69f1f3.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 0f339c69f1f3.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/0f339c69f1f3`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/0f339c69f1f3/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/0f339c69f1f3/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/0f339c69f1f3/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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