27%
of new arXiv maths papers credit OpenAI's tools, September 2026 (1.0% a year earlier)
What the chart shows
When maths papers acknowledge AI, most name the tool. In September 2026, 27% of all new arXiv maths papers credited OpenAI’s, 7.4% Anthropic’s and 1.5% Google’s.
A year earlier OpenAI was credited in 1.0% of papers and Anthropic in 0.2%.
Key numbers
| Measure | Value |
|---|---|
| OpenAI | 27% |
| Tool not named | 7.6% |
| Anthropic | 7.4% |
| Other named tools | 1.7% |
| 1.5% | |
| OpenAI, September 2025 | 1.0% |
How to read it
- A paper that credits tools from several makers counts once for each.
- Shares are of all new maths papers that month, not only those using AI.
Source: Epoch AI, 2026: AI use in math research, read 3 November 2026. Chart and text by AI Adoption.
Numbers checked against the published data on 3 November 2026.
Download the data (CSV) · Cite this chart
Numbers checked against the published data on 3 November 2026.
Download the data (CSV) · Cite this chart
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