gemini-mem-v3: Skill for Claude Code

.claude/skills/gitnexus/gitnexus-cli/SKILL.md

gitnexus-cli is a skill for Claude Code from JHdehao/gemini-mem-v3. It costs 59 tokens per session (782 once invoked), scanned A, a copy of gitnexus-cli, MIT.

A command-line tool that analyzes a Git repository and builds a searchable map of its files, code symbols, and relationships. It can also report the map's status, remove it, generate a wiki, and list indexed repositories.

In plain words
What is it for?
It helps index or re-index a repository, check whether its index is up to date, clean a broken index, generate project documentation, and list repositories that have been indexed.
Why use it?
It gives coding assistants structured information about how a codebase fits together. This can make it easier to check whether the repository's analysis is current or needs rebuilding.

Skill for Claude Code

Written for Claude Code: PostToolUse hook event. Also seen: mentions CLAUDE.md; mentions Claude Code; mentions AGENTS.md.

This is JHdehao/gemini-mem-v3's own configuration. It tells Claude Code how to work on gemini-mem-v3 itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything gemini-mem-v3 configures →

Reuse

Borrowing it

Nothing to install: this file belongs to JHdehao/gemini-mem-v3. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/JHdehao/gemini-mem-v3/main/.claude/skills/gitnexus/gitnexus-cli/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/JHdehao/gemini-mem-v3

Made for: Claude Code.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for gitnexus-cli

README.md
[![agentmods](https://agentmods.dev/badge/skills/jhdehao/gemini-mem-v3/gitnexus-cli/github.svg)](https://agentmods.dev/skills/jhdehao/gemini-mem-v3/gitnexus-cli)
Your own site
<a href="https://agentmods.dev/skills/jhdehao/gemini-mem-v3/gitnexus-cli"><img src="https://agentmods.dev/badge/skills/jhdehao/gemini-mem-v3/gitnexus-cli/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for gitnexus-cli

Your own site · 80×15
<a href="https://agentmods.dev/skills/jhdehao/gemini-mem-v3/gitnexus-cli"><img src="https://agentmods.dev/badge/skills/jhdehao/gemini-mem-v3/gitnexus-cli.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 59 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 782 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin 81% copy Near-identical to another mod in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00059 $0.00782
Opus 5.5 $0.00024 $0.00313
Sonnet 5.5 $0.00012 $0.00156
Haiku 4.5 $0.00006 $0.00078

Measured 1mo ago against content hash e28f79d4ea24, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

gitnexus-cli scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

Origin

This is a copy

81% identical to gitnexus-cli — 18 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

.claude/skills/gitnexus/gitnexus-cli/SKILL.md · 83 lines

How it starts

The opening of the file, as written. The whole thing — 83 lines — stays where its author put it; the contents beside it link to each section on GitHub.

GitNexus CLI Commands

All commands work via npx — no global install required.

Commands

analyze — Build or refresh the index

npx gitnexus analyze

Run from the project root. This parses all source files, builds the knowledge graph, writes it to .gitnexus/, and generates CLAUDE.md / AGENTS.md context files.

Flag Effect
--force Force full re-index even if up to date
--embeddings Enable embedding generation for semantic search (off by default)

When to run: First time in a project, after major code changes, or when gitnexus://repo/{name}/context reports the index is stale. In Claude Code, a PostToolUse hook runs analyze automatically after git commit and git merge, preserving embeddings if previously generated.

status — Check index freshness

npx gitnexus status

Shows whether the current repo has a GitNexus index, when it was last updated, and symbol/relationship counts. Use this to check if re-indexing is needed.

clean — Delete the index

npx gitnexus clean

Deletes the .gitnexus/ directory and unregisters the repo from the global registry. Use before re-indexing if the index is corrupt or after removing GitNexus from a project.

Flag Effect
--force Skip confirmation prompt
--all Clean all indexed repos, not just the current one

wiki — Generate documentation from the graph

npx gitnexus wiki

Generates repository documentation from the knowledge graph using an LLM. Requires an API key (saved to ~/.gitnexus/config.json on first use).

Flag Effect
--force Force full regeneration
--model <model> LLM model (default: minimax/minimax-m2.5)
--base-url <url> LLM API base URL
--api-key <key> LLM API key
--concurrency <n> Parallel LLM calls (default: 3)
--gist Publish wiki as a public GitHub Gist

Read the full file on GitHub · 83 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 1mo ago First seen · 83 lines · 59 tokens per session scan A e28f79d4ea24

Subscribe to this mod's changes

gitnexus-cli is a skill published in the GitHub repository JHdehao/gemini-mem-v3 (1 stars, last pushed 6mo ago), licensed MIT. It adds 59 tokens to every session and 782 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. It is 81% identical to gitnexus-cli, differing in 18 lines, and is treated as a copy.

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