What is jev?
jev is a Claude Code mod by yinjs. Jev answers clear permission prompts, flags prompt injection in fetched content, checks done claims, nudges large or vague requests, and routes effort and models without trading away the. It is listed under Cost & usage and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | yinjs |
| Repository | yinjs/claude-jev |
| Popularity | no public popularity data yet |
| Category | Cost & usage |
| Security | Low risk (84/100) |
| Rank | #5,203 of 5,272 Claude Code mods; #1,023 in Cost & usage |
| License | MIT |
| Last commit | 2026-10-17 |
| Hooks | 7 events |
| Sees | subagent spawns |
| Draws on | nothing |
Is jev safe to install?
jev scores 84/100 on the MCPMods security check: Low risk. Things to review: starts processes outside the sandbox. It passed 6 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 |
|---|---|
| No network access | Pass |
| Starts processes outside the sandbox | Review |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| 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 |
|---|---|
$.command.register | |
$.process.run | runs processes |
$.session.messages | reads the transcript |
$.ui.log | draws interface |
How do I install jev?
- 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/yinjs/claude-jev claude plugin validate ./claude-jev/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add yinjs/claude-jev && claude plugin install jev@yinjs
Or ask Claude to set it up
Paste this into Claude Code and it installs jev for you:
Install the "jev" Claude Code mod from https://github.com/yinjs/claude-jev. Run claude plugin validate on it first and show me what it can access before you enable it.