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AA-WER Streaming Index - Final Transcription

MetaX · Sep 1, 2026 · official

AA-WER Streaming Index - Final Transcription

Meta's bar chart drew 142.8K views on X: 3.9x its median post and #325 of 1,162 AI chart posts we hold by views. Read Oct 13, 2026.

AA-WER Streaming Index: Final transcription error rates comparison

XData Bar chart Meta speech models All Meta modelsMuse Voice TranscribeCartasia Ink-2 (semantic endpoints)ElevenLabs Scribe v2 RealtimeQwen3 ASR Flash RealtimeGPT Live TranscribeGrok Speech to Text StreamingGemini 3.5 Transcribe LiveAssemblyAI U.S.5 Realtime Pro (min latency)

Meta: AA-WER Streaming Index - Final Transcription — Published by Meta on X, Sep 1, 2026. Source: x.com

81/ 100

ViralChart score

Reached and resonated

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

#39 of 1,162 AI chart posts we hold · #3 of 31 Meta 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 Reached and resonated quadrant at #39 of 1,162 AI chart posts.

Its 0.33% save rate sits at the 98th percentile among AI chart posts, 4.3x the 0.076% median.

A score of 81 puts it at #39 of 1,162 AI chart posts and #3 of 31 Meta posts.

The 143K views are 3.9x Meta's 36.4K median, ranking #6 of 31 Meta posts by views.

0.17views per follower

142.8K views from an account with 865.4K followers.

top 2%save rate

0.329% of viewers bookmarked it to come back to. The median post gets 0.076%.

3.9xMeta's median post

142.8K views, where Meta's typical post gets 36.4K.

2charts in this one post

The numbers belong to the post, so every chart in it shares them and it is ranked once.

Public X numbers from our read on Oct 13, 2026. Peers: 1,162 AI chart posts we hold and 31 from Meta.

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 #39 of 1,162

Views	142.8K	#325	top 28%
Likes	1.5K	#205	top 18%
Engagement rate	1.28%	#158	top 14%
Save rate	0.329%	#26	top 2%

Among 31 Meta posts

Score #3 of 31

Views	142.8K	#6	top 18%
Likes	1.5K	#5	top 15%
Engagement rate	1.28%	#4	top 11%
Save rate	0.329%	#1	top 2%

Growth

Our reads cover 3 days

Views142.8K

Age at our read42 days

Views per day of life3.4Kviews divided by days since it was posted

Gained between our reads+279views over 3 days, about 96 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.

Meta'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 1, 2026

Meta posts AA-WER Streaming Index transcription error chart

A bar chart of transcription error rates drew 143K views and a 0.33% save rate, 4.3x the AI chart median.

What happened

Meta published a bar chart on September 1, 2026 titled AA-WER Streaming Index - Final Transcription. The post carried 2 charts, the second being a Diariazation Error Rate Comparison, and it was Meta's only post that day.

The numbers

It reached 143K views, #325 of 1,162 AI chart posts by views, against a 39.9K median among AI chart posts. Its score of 81 ranks #39 of 1,162 AI chart posts and #3 of 31 Meta posts.

The lesson

A 0.33% save rate, 4.3x the AI chart median, came with 8 models shown in a bar chart. The 2 charts in the post include a Diariazation Error Rate Comparison alongside the transcription index.

What it means

At #3 of 31 Meta posts by score, this chart sits behind 2 of the account's own posts. Its 143K views are 3.9x Meta's 36.4K median, while its views rank of #325 of 1,162 AI chart posts trails its score rank.

Written by ViralChart from public numbers read on Oct 13, 2026. Every number is checked against our data before it is shown.

Updates: what Meta posted next

Data and API

9 points read off this chart

Estimated from the image 87%

Group	Value	Read
Muse Voice Transcribe	3.1 %	printed
Cartesia Ink-2 (semantic endpoints)	3.4 %	printed
ElevenLabs Scribe v2 Realtime	3.6 %	printed
Qwen3 ASR Flash Realtime	3.7 %	printed
GPT Live Transcribe	3.9 %	printed
Grok Speech to Text Streaming	3.9 %	printed
Gemini 3.5 Transcribe Live	4 %	printed
AssemblyAI U.5.5 Realtime Pro (min latency)	4 %	printed
AssemblyAI U.S.5 Realtime Pro (min latency)	4 %	printed

Max plan · API

GET https://viral-chart.com/api/posts/aff290a9d52a.json
GET https://viral-chart.com/api/charts/aff290a9d52a.json
GET https://viral-chart.com/api/charts/aff290a9d52a.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 aff290a9d52a.

See the Max plan API docs

	Path	Returns	Plan
GET	`/api/v1/charts/aff290a9d52a`	Title, publisher, date, form, point count; with a Max key, the data link	Open
GET	`/api/v1/charts/aff290a9d52a/data`	Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV	Max
GET	`/api/v1/charts/aff290a9d52a/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/aff290a9d52a/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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Questions people ask

Where does this chart come from?

Meta published it on Sep 1, 2026 on X (x.com). We keep it here, with the publisher and date credited as text, so you can study it without leaving.

Can I make a chart like this?

Use the format, not the picture. Open its data page and use Make one like this: it starts from this chart's numbers and takes yours.