The llms.txt format requires a single H1 at the top naming the site or project. It is the only required element in the specification, and without it a parser has nothing to identify the file as describing your site.
The file begins with a summary or a link list, with no # heading above it:
> Example Corp builds inventory software.
## Docs
- [Start](https://example.com/docs)Put an H1 on the first line:
# Example Corp
> Example Corp builds inventory software.
## Docs
- [Start](https://example.com/docs)The title is what a parser reads as the name of the thing being described. It is the one element the format insists on.
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