What is prismantis?
prismantis is a Claude Code mod by NahumLitvin that colorful, themeable rendering for Claude Code replies: tables, headings, code, numbers, paths and links. It is listed under Interface and has 124 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | NahumLitvin |
| Repository | NahumLitvin/prismantis |
| Popularity | 124 GitHub stars |
| Category | Interface |
| Security | High risk (52/100) |
| Rank | #107 of 5,272 Claude Code mods; #27 in Interface |
| License | MIT |
| Last commit | 2026-10-17 |
| Stars this week | +46 |
| Hooks | 8 events |
| Sees | every prompt |
| Draws on | ToolGroup, ToolUse, ToolResult, TurnDuration, Pane, InfoNotice, CommandOutput, UserMessage, AssistantMessage |
Is prismantis safe to install?
prismantis scores 52/100 on the MCPMods security check: High risk. Things to review: starts processes outside the sandbox; writes files or config; reads environment variables; watches every prompt or event. 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 |
|---|---|
| No network access | Pass |
| Starts processes outside the sandbox | Review |
| Writes files or config | Review |
| Reads environment variables | Review |
| 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 |
|---|---|
$.clock.after | |
$.clock.now | |
$.command.register | |
$.config.set | changes config |
$.env.get | reads env vars |
$.fs.read | reads files |
$.fs.stat | reads files |
$.process.run | runs processes |
$.session.id | |
$.session.messages | reads the transcript |
$.session.root | |
$.session.surfaces | |
$.session.version | |
$.state.get | |
$.state.set | |
$.ui.close | draws interface |
$.ui.copy | draws interface |
$.ui.focus | draws interface |
$.ui.invalidate | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install prismantis?
- 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/NahumLitvin/prismantis claude plugin validate ./prismantis/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
git clone https://github.com/NahumLitvin/prismantis && claude --plugin-dir ./prismantis/.
Or ask Claude to set it up
Paste this into Claude Code and it installs prismantis for you:
Install the "prismantis" Claude Code mod from https://github.com/NahumLitvin/prismantis. Run claude plugin validate on it first and show me what it can access before you enable it.