# Sashiko

14 Hacker News commenters recommended Sashiko and 4 criticized it, November 2025 to November 2026. It was recommended in 5 of 13 months. It meets the Hacker Approved badge rule.

**Verdict:** Google's agentic AI reviewer for Linux kernel patches; people praise its focus on real bugs like race conditions and few opinion-based comments. Common caveat: it burns through many tokens.

## Why people recommend it

- Useful, good results overall (4 comments): "That is both really useful and a great example of why they should have stopped writing code in C decades ago." ([source](https://news.ycombinator.com/item?id=47428908)) "The kernel now has AI tooling heavily integrated into patch review workflows as well with quite good results." ([source](https://news.ycombinator.com/item?id=50108327)) "It's very good, but it eats tokens like crazy." ([source](https://news.ycombinator.com/item?id=49652673))
- Catches race conditions and obscure bugs (2 comments): "It can detect very obscure race conditions, stack leaks and other bugs that could cause a kernel panic." ([source](https://news.ycombinator.com/item?id=48598149)) "Sashiko gets the big picture and its main concerns are race conditions" ([source](https://news.ycombinator.com/item?id=48683894))

## What people warn about

- Burns through many tokens (2 comments): "Sashiko is a great system, but it can burn through tokens like there's no tomorrow." ([source](https://news.ycombinator.com/item?id=50015400)) "It's very good, but it eats tokens like crazy." ([source](https://news.ycombinator.com/item?id=49652673))

## Alternatives hackers recommend

- [GitHub Stacked PRs](https://hackerapproved.com/p/github-stacked-prs.md): 64 recommend
- [Gerrit](https://hackerapproved.com/p/gerrit.md): 60 recommend
- [Graphite code review](https://hackerapproved.com/p/graphite.md): 52 recommend
- [CodeRabbit](https://hackerapproved.com/p/coderabbit.md): 34 recommend
- [Stage](https://hackerapproved.com/p/stage.md): 32 recommend

## Cite as

Hacker Approved, "Sashiko", https://hackerapproved.com/p/sashiko/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).