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# OpenAI's tools are credited in 27% of new maths papers, against 7.4% for Anthropic's
- URL: https://aiadoption.org/data/ai-tools-credited-in-maths-papers/
- Published: 2026-10-31T12:12:31.000Z
- Updated: 2026-11-03T20:40:20.000Z
- Description: Of 7,899 new arXiv maths papers in September 2026, 27% credited OpenAI's AI tools and 7.4% Anthropic's. 7.6% acknowledged AI without naming the tool.
- Author: Manu
- Tags: Data, AI Research, #chart, #hub-research

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%  |
| Google                 | 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](https://aiadoption.org/sources/#epoch-ai), 2026: [AI use in math research](https://epoch.ai/data/arxiv?ref=aiadoption.org), read 3 November 2026\. Chart and text by AI Adoption.  
Numbers checked against the published data on 3 November 2026.  
[Download the data (CSV)](https://charts.aiadoption.org/ai-index/csv/ai-tools-credited-in-maths-papers.csv?ref=aiadoption.org) · [Cite this chart](#source)