GPT-6 Astra TTF scaling
Epoch AI's scatter plot drew 19.5K views on X: 3.7x @epochairesearch's median post and #720 of 1,162 AI chart posts we hold by views. Read Oct 10, 2026.
Earlier this week, we showed that GPT-5.6 and Claude 5 exhibit very different long-context TTFT scaling, which corresponds to their different pricing structures at long context lengths.
Why it spread
It spread because it landed right at the launch of GPT-6 Astra, an independent account published it, and it reached 19,521 views with 227 likes, 18 reposts, 1 quote and 44 saves, roughly double the account's typical 114 likes.
What worked
- The post tied a scatter chart of upward curvature in time to first token to a timely launch moment, which gave readers a reason to look and share.
- The account is an independent author, so the finding read as analysis rather than marketing, and the branded chart with a source line supported that trust.
- The framing connected a technical scaling pattern to pricing structure, turning a narrow benchmark result into a practical point about API cost at long context lengths.
What to borrow
We can pair our own scatter charts with a current model release and frame the pattern as a cost or performance consequence, keeping a visible source line and our own branding.
Careful
Do not over-read the engagement: the quote rate sits in the bottom quarter and the source reach is only the top quarter, so the spread came from timing and independent framing, not from an unusually discussion-driving chart.
Written by our analysis model from the measured numbers above, not by Epoch AI.
Make it yours
Your numbers, the bar chart way.
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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 200ae6b423ab.
| Path | Returns | Plan | |
|---|---|---|---|
| GET | /api/v1/charts/200ae6b423ab | Title, publisher, date, form, point count; with a Max key, the data link | Open |
| GET | /api/v1/charts/200ae6b423ab/data | Every point with its provenance and confidence, plus the redraw spec. Add ?format=csv for CSV | Max |
| GET | /api/v1/charts/200ae6b423ab/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/200ae6b423ab/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 "GPT-6 Astra TTF scaling" chart travel?
19,521 views, 227 likes, 18 reposts and 44 saves on X, read Oct 10, 2026. A normal post from @EpochAIResearch gets about 68.2K views.
What kind of chart is it?
A scatter plot. New GPT-6 Astra data show upward curvature in TTF with context.
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.