What is cc-jev-pruner?
cc-jev-pruner is a Claude Code mod by masseater that keeps Claude Code's context small with a decision model on OpenRouter: compacts without a summary by dropping tool calls the task no longer needs, trims long Bash output to the parts that. It is listed under Context & memory and has 1 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | masseater |
| Repository | masseater/cc-jev-teacher |
| Popularity | 1 GitHub stars |
| Category | Context & memory |
| Security | Review before installing (60/100) |
| Rank | #1,963 of 5,272 Claude Code mods; #197 in Context & memory |
| License | MIT |
| Last commit | 2026-10-16 |
| Hooks | 3 events |
| Sees | Bash calls, compaction |
| Draws on | nothing |
Is cc-jev-pruner safe to install?
cc-jev-pruner scores 60/100 on the MCPMods security check: Review before installing. Things to review: sends data over the network; writes files or config; reads environment variables. It passed 4 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 no processes | Pass |
| Writes files or config | Review |
| Reads environment variables | Review |
| Only sees the events it hooks | Pass |
| Doesn't drive Claude | Pass |
| Validator reported problems | Note |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.env.get | reads env vars |
$.fs.exists | reads files |
$.fs.read | reads files |
$.fs.write | writes files |
$.http.fetch | network requests |
$.session.compact | drives Claude |
$.session.id | |
$.session.messages | reads the transcript |
$.session.root | |
$.session.usage | |
$.ui.log | draws interface |
$.ui.toast | draws interface |
How do I install cc-jev-pruner?
- 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/masseater/cc-jev-teacher claude plugin validate ./cc-jev-teacher/plugins/cc-jev-pruner
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add masseater/cc-jev-teacher && claude plugin install cc-jev-pruner@cc-jev-teacher
Or ask Claude to set it up
Paste this into Claude Code and it installs cc-jev-pruner for you:
Install the "cc-jev-pruner" Claude Code mod from https://github.com/masseater/cc-jev-teacher/tree/main/plugins/cc-jev-pruner. Run claude plugin validate on it first and show me what it can access before you enable it.