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Epoch AI@EpochAIResearch · Sep 3, 2025 · Heatmap

AI math contest performance

Epoch AI's heatmap drew 26.8K views on X: 0.4x its typical post and #77 of 97 Epoch AI charts we track by views. Read Oct 10, 2026.

In less than a year LLMs have climbed most of the high school math contest ladder. Every tier of problem difficulty has either been saturated or is well on its way, except for the very highest tier.

Posted on X by @EpochAIResearch (Epoch AI), Sep 3, 2025. Source: x.com · See its data

Why it spread

It spread because it used an unusual chart type on a hot topic that week, earning 300 likes, 32 reposts, 10 quotes, 67 saves, and 26,802 views, well above the account's typical 114 likes.

What worked

  • The heatmap was an unusual chart type, which stood out and helped the post travel.
  • The post rode a hot topic that week, giving people a reason to share it.
  • The post was branded and included a source line, which added credibility and made it easy to trust and cite.

What to borrow

We could use an unusual chart type like a heatmap to show our own data on a timely topic, and include our brand and a source line so others can share it with confidence.

Careful

Do not over-read the quote rate as proof of deep debate, and do not assume the same form will work for every topic or that the account's typical likes will always be exceeded.

Written by our analysis model from the measured numbers above, not by Epoch AI.

Make it yours

Your numbers, in this table chart.

Starts from the real numbers of "LLMs have not yet solved the hardest problems on high school math contests" by Epoch AI. Replace every number with yours before you post. Make one like this, step by step

Free pictures carry a small "Made with ViralChart" line. That line is how other people find us.

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 bc23d4fa90c2.

Approximate values. Our two readings of this chart agreed only in part (confidence 0.41 of 1), so check the original before you quote a number. The API marks it lowConfidence, and ?min_confidence=0.5 leaves it out.

PathReturnsPlan
GET/api/v1/charts/bc23d4fa90c2Title, publisher, date, form, point count; with a Max key, the data linkOpen
GET/api/v1/charts/bc23d4fa90c2/dataEvery point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSVMax
GET/api/v1/charts/bc23d4fa90c2/render?view=1The draw-only view this page usesOpen
POST/mcpTool get_chart_data with this id, for Claude, Cursor and other agentsMax
curlMax
curl -s https://viral-chart.com/api/v1/charts/bc23d4fa90c2/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

How far did Epoch AI's "AI math contest performance" chart travel?

26,802 views, 300 likes, 32 reposts and 67 saves on X, read Oct 10, 2026. A normal post from @EpochAIResearch gets about 68.2K views.

What kind of chart is it?

A heatmap. AI models struggle with hardest math contest problems.

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.