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Epoch AI@EpochAIResearch · Oct 9, 2025 · Bar chart

GPT training compute

Epoch AI's bar chart drew 77.7K views on X: 1.1x its typical post and #46 of 97 Epoch AI charts we track by views. Read Oct 10, 2026.

We recently wrote that GPT-5 is likely the first mainline GPT release to be trained on less compute than its predecessor.

Posted on X by @EpochAIResearch (Epoch AI), Oct 9, 2025. Source: x.com · See its data

Why it spread

This post spread because it came from an independent author at a launch timing moment, pairing a bar chart showing GPT-5 as the first mainline model trained with less compute than its predecessor with a thread that explains the reasoning, drawing 357 likes, 29 reposts, 14 quotes, 143 saves and 77,669 views.

What worked

  • The chart makes a single clear claim that GPT-5 is the first mainline model trained with less compute than its predecessor, which is easy to grasp at a glance.
  • The post pairs the chart with a thread that explains how the conclusion was reached and what is actually known, giving readers a reason to save and share it.
  • The account is an independent author and the timing lands at a launch moment, which helps the post travel beyond its usual audience.

What to borrow

We could take one surprising comparison from our own data, show it as a simple bar chart with a clear source line, and wrap it in a short thread that walks through how we reached the conclusion.

Careful

Do not copy the specific claim about GPT-5 or treat the engagement numbers as a benchmark, since the spread here depends on an independent author and launch timing that we may not have.

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

Make it yours

Your numbers, in this bar chart.

Starts from the real numbers of "Training compute (FLOP)" 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 4f40af34b0e8.

Approximate values. Our two readings of this chart agreed only in part (confidence 0.40 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/4f40af34b0e8Title, publisher, date, form, point count; with a Max key, the data linkOpen
GET/api/v1/charts/4f40af34b0e8/dataEvery point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSVMax
GET/api/v1/charts/4f40af34b0e8/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/4f40af34b0e8/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 "GPT training compute" chart travel?

77,669 views, 357 likes, 29 reposts and 143 saves on X, read Oct 10, 2026. A normal post from @EpochAIResearch gets about 68.2K views.

What kind of chart is it?

A bar chart. GPT-5 is first mainline model trained with less compute than predecessor.

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.