# Harden

Startup, Worldwide.

> Beating GPT5.5-xhigh for Coding agent security with SLMs and IRM
>
> — in its own words, from harden.run

- Website: https://harden.run/blog/aif-research-and-evidence
- Listed since: 2026
- launched: 2026-08-27
- launch post: https://news.ycombinator.com/item?id=49472151
- hn score: 9
- Last verified: 2026-08-27


## Sources

- Hacker News, "Show HN" — https://news.ycombinator.com/item?id=49472151, read 2026-08-27

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startup.is · https://startup.is/registry/harden · open data: /api/v1, /llms.txt