graph-search

graph-search is a skill for Claude Code from athola/claude-night-market. It costs 35 tokens per session (492 once invoked), scanned A, original, MIT.

A challenge tool that asks multiple-choice and code-tracing questions about a codebase, then evaluates the answers. It adapts future questions using the developer's knowledge and past results.

In plain words
What is it for?
Use it to test contributor knowledge of modules, data flow, and implementation details.
Why use it?
Reading code does not always show whether someone can explain its behavior. Practice questions reveal gaps and reinforce understanding.

Skill for Claude Code

Written for Claude Code: ${CLAUDE_PLUGIN_ROOT} variable.

Runs only inside its plugin — its command needs a path that Claude Code sets for a plugin’s own hooks and for nothing else. Install the plugin, not this.

Part of the gauntlet plugin — 7 skills, 6 commands, 1 agent shipped together

Good fit Use it to test contributor knowledge of modules, data flow, and implementation details.

Compare 6 skills from other repositories ↓
Install

Getting it into your agent

This one installs as part of its plugin. Adding the marketplace and installing the plugin brings it with everything else the plugin ships.

Claude Code
/plugin marketplace add athola/claude-night-market
Claude Code
/plugin install gauntlet

Made for: Claude Code.

Or install gauntlet, the plugin that ships this one along with the rest of its 7 skills, 6 commands, 1 agent.

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 graph-search

README.md
[![agentmods](https://agentmods.dev/badge/skills/athola/claude-night-market/graph-search/github.svg)](https://agentmods.dev/skills/athola/claude-night-market/graph-search)
Your own site
<a href="https://agentmods.dev/skills/athola/claude-night-market/graph-search"><img src="https://agentmods.dev/badge/skills/athola/claude-night-market/graph-search/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 graph-search

Your own site · 80×15
<a href="https://agentmods.dev/skills/athola/claude-night-market/graph-search"><img src="https://agentmods.dev/badge/skills/athola/claude-night-market/graph-search.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 35 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 492 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 original No closer match found 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 $0.00035 $0.00492
Opus 5 $0.00017 $0.00246
Sonnet 5 $0.00007 $0.00098
Haiku 4.5 $0.00003 $0.00049

Measured 8d ago against content hash 212176e54d72, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

graph-search 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 8d 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.

plugins/gauntlet/skills/graph-search/SKILL.md · 64 lines

What it actually says

Search Code Knowledge Graph

Search .gauntlet/graph.db for code entities by name.

When NOT To Use

  • The graph is missing or stale (use gauntlet:graph-build)
  • Scoring the impact of a change (use pensive:blast-radius)

Steps

  1. Accept query: Get the search term from the user.

  2. Run the query script:

    python3 ${CLAUDE_PLUGIN_ROOT}/scripts/graph_query.py \
        --action search --query "<term>" --limit 20
    

    Optional filters:

    • --kind Function to search only functions
    • --kind Class to search only classes
  3. Display results: Show qualified name, file path, line numbers, and relevance score for each match.

  4. Offer to read: Ask if the user wants to read the top result's source file.

Query Intelligence

The search engine detects query patterns:

  • PascalCase (e.g., UserService): boosts Class and Type results
  • snake_case (e.g., get_users): boosts Function results
  • Dotted path (e.g., app.models.User): boosts qualified name matches

Prerequisites

The graph must be built first. If .gauntlet/graph.db does not exist, suggest running the graph-build skill.

Exit Criteria

  • If .gauntlet/graph.db does not exist, the skill surfaces the missing-prerequisite error and suggests gauntlet:graph-build rather than failing silently
  • Results display qualified name, file path, line numbers, and relevance score for each match (up to --limit results)
  • Query intelligence applies correct boost: PascalCase boosts Class/Type results, snake_case boosts Function results, dotted path boosts qualified name matches
  • User is offered to read the top result's source file after results are shown
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. 8d ago First seen · 64 lines · 35 tokens per session scan A 212176e54d72

Subscribe to this mod's changes

graph-search is a skill published in the GitHub repository athola/claude-night-market (337 stars, last pushed yesterday), licensed MIT. It adds 35 tokens to every session and 492 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-09-03.

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