What is winnow?
winnow is a Claude Code mod by GhalebDweikat that a calibrated context sieve for Claude Code. Every large tool result is judged by a System One model before it enters context; irrelevant blocks are replaced with a summary and a recall key. It is listed under Context & memory and has 112 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | GhalebDweikat |
| Repository | GhalebDweikat/winnow |
| Popularity | 112 GitHub stars |
| Category | Context & memory |
| Security | Review before installing (64/100) |
| Rank | #110 of 5,272 Claude Code mods; #11 in Context & memory |
| License | MIT |
| Last commit | 2026-10-06 |
| Stars this week | +3 |
| Hooks | 2 events |
| Sees | ? calls, every prompt |
| Draws on | nothing |
Is winnow safe to install?
winnow scores 64/100 on the MCPMods security check: Review before installing. Things to review: sends data over the network; starts processes outside the sandbox; watches every prompt or event. It passed 5 of 8 checks.
Mod footprints come from claude plugin validate, which lists every event a mod hooks and every API call it makes without running it.
| Check | Result |
|---|---|
| Sends data over the network | Review |
| Starts processes outside the sandbox | Review |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Watches every prompt or event | Review |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.fs.stat | reads files |
$.http.fetch | network requests |
$.process.run | runs processes |
$.session.cwd | |
$.session.id | |
$.ui.log | draws interface |
$.ui.toast | draws interface |
How do I install winnow?
- Check your Claude Code version. Mods need Claude Code 2.1.287 or later and are on by default.
claude --version
- Read its footprint. This lists every event it hooks and every API call it makes, without running it.
git clone https://github.com/GhalebDweikat/winnow claude plugin validate ./winnow/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add GhalebDweikat/winnow && claude plugin install winnow@winnow
Or ask Claude to set it up
Paste this into Claude Code and it installs winnow for you:
Install the "winnow" Claude Code mod from https://github.com/GhalebDweikat/winnow. Run claude plugin validate on it first and show me what it can access before you enable it.