Claude Opus 4.1 benchmarks
Epoch AI's grouped bar chart drew 8.2K views on X: 0.1x its typical post and #95 of 97 Epoch AI charts we track by views. Read Oct 10, 2026.
We have independently evaluated the new Claude Opus 4.1. We see 63% on SWE-bench verified and 7% on FrontierMath Tier 1-3, a minor improvement over Claude Opus 4.
Why it spread
The post spread because it arrived at the launch moment of Claude Opus 4.1 with an independent evaluation, showing 63% on SWE-bench verified and 7% on FrontierMath Tier 1-3, which earned 156 likes against the account's typical 114, plus 8 reposts, 3 quotes, 23 saves, and 8,238 views.
What worked
- The chart is a grouped bar that clearly shows Claude Opus 4.1 scoring slightly better than Opus 4 on coding and math benchmarks.
- The post is self labelled and branded with a source line, giving it medium design polish and medium self labelling.
- The timing matched a launch and the author was independent, which together drove above typical likes and a top quarter source reach.
What to borrow
We could use a grouped bar chart with a clear source line and independent framing when we have a timely benchmark comparison, and we could highlight a small improvement as the main story.
Careful
Do not over-read the quote rate, which was below average, and do not assume the same result without a launch moment or independent author status.
Written by our analysis model from the measured numbers above, not by Epoch AI.
Make it yours
Your numbers, in this benchmark bar chart.
Starts from the real numbers of "Claude Opus 4.1 benchmarks scores slightly better than standard Claude Opus 4 on coding an" by Epoch AI. Replace every number with yours before you post. Make one like this, step by step
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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 67311703efba.
| Path | Returns | Plan | |
|---|---|---|---|
| GET | /api/v1/charts/67311703efba | Title, publisher, date, form, point count; with a Max key, the data link | Open |
| GET | /api/v1/charts/67311703efba/data | Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV | Max |
| GET | /api/v1/charts/67311703efba/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 |
curl -s https://viral-chart.com/api/v1/charts/67311703efba/data \
-H "Authorization: Bearer $VIRALCHART_KEY"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
How far did Epoch AI's "Claude Opus 4.1 benchmarks" chart travel?
8,238 views, 156 likes, 8 reposts and 23 saves on X, read Oct 10, 2026. A normal post from @EpochAIResearch gets about 68.2K views.
What kind of chart is it?
A grouped bar chart. Claude Opus 4.1 scores slightly better than Opus 4 on coding and math benchmarks.
Can I use Epoch AI's chart?
Use the format, not the picture. The chart, logo and design belong to Epoch AI. ViralChart redraws the chart type with your numbers and words, and credits the original publisher.