To stop SEMrushBot from crawling your site, add the following rules to your "robots.txt" file:

To block SEMrushBot from crawling your site for web graph of links, add:
User-agent: SemrushBot
Disallow: /
Please note that there might be a delay up to two weeks before SEMrushBot discovers the changes you made to robots.txt.

To remove SEMrushBot from crawling your site for different SEO and technical issues, add:
User-agent: SemrushBot-SA
Disallow: /