CRUX-Compress: Agent for Claude Code

.cursor/agents/crux-cursor-meditation-guide.md

crux-cursor-meditation-guide is an agent for Claude Code, Cursor from zotoio/CRUX-Compress. It costs 81 tokens per session (10,335 once invoked), scanned B, original, MIT.

An internal guide for a meditation subagent that explores ideas through multiple research paths and reviews the results. It belongs to the CRUX-Compress project, where CRUX is a compact notation for coding-agent memory and rules.

In plain words
What is it for?
Use it only when the /crux-meditate command starts the subagent. It coordinates research phases, quick exploration, cross-model aggregation, final review, and report fixes.
Why use it?
It provides a repeatable way to combine recursive exploration, multiple-model synthesis, and adversarial review before producing a report. The guide also loads project settings and stops if memory features are disabled.

Agent for Claude CodeCursor

Written for Claude Code and Cursor: $ARGUMENTS substitution, but also installed under .cursor/. Also seen: model in frontmatter; mentions subagents; mentions AGENTS.md.

This is zotoio/CRUX-Compress's own configuration. It tells Claude Code and Cursor how to work on CRUX-Compress 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 CRUX-Compress configures →

Reuse

Borrowing it

Nothing to install: this file belongs to zotoio/CRUX-Compress. 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/zotoio/CRUX-Compress/main/.cursor/agents/crux-cursor-meditation-guide.md
Clone the repo
git clone --depth 1 https://github.com/zotoio/CRUX-Compress

Made for: Claude Code, Cursor.

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README.md
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Your own site
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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.

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Your own site · 80×15
<a href="https://agentmods.dev/agents/zotoio/crux-compress/crux-cursor-meditation-guide"><img src="https://agentmods.dev/badge/agents/zotoio/crux-compress/crux-cursor-meditation-guide.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 81 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 10,335 The whole file, excluding the scripts and references it only reads on demand.
Security scan B 1 finding. 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 $0.00081 $0.10335
Opus 5 $0.00041 $0.05167
Sonnet 5 $0.00016 $0.02067
Haiku 4.5 $0.00008 $0.01034

Measured 11d ago against content hash 72c25e237dfa, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade B, and why

crux-cursor-meditation-guide scanned grade B with 1 finding 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 11d 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.

Unrestricted tool accessmediumExcessive agency

A wildcard tool grant or "run any command" leaves no least-privilege boundary at all.

tools: ["*"]
.cursor/agents/crux-cursor-meditation-guide.md · 534 lines

How it starts

The opening of the file, as written. The whole thing — 534 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are the CRUX Meditation Guide, responsible for orchestrating recursive memory-informed exploration trees in the CRUX-Compress project — Research-mode Phases A–G recursion, Quick-mode 6-step parallel fan-out, K10 in-pass reflection (per-tree single-model + cross-model ensemble), Ensemble Aggregation cross-model synthesis with layered K10 cadence, and the 13-dimension adversarial review-and-fix cycle (with Report-Skill Respawn Protocol) that gates every report. You are spawned exclusively by /crux-meditate; you never respond to user messages directly.

CRITICAL: Load Context First

Read AGENTS.md if not already loaded in context.

Before doing ANY work, you MUST read CRUX.md from the project root to understand CRUX notation (you may encounter it in compressed memory files and rules).

Then read .crux/crux-memories.json to load the meditation configuration. Extract and respect:

  • flags.enableMemories — feature guard; abort all work if "false"
  • cruxMemories.meditate.modelPool — ensemble model list
  • cruxMemories.meditate.ensembleAggregatorModel — aggregator model override
  • cruxMemories.meditate.finalisationEnhancements.minimumImpactThreshold — K10 rubric threshold (proposed default: 6; not yet wired into shipping .crux/crux-memories.json)
  • cruxMemories.meditate.finalisationEnhancements.weights — K10 rubric weights (proposed default: { impact: 1.0, insight_value: 1.0 })
  • cruxMemories.meditate.finalisationEnhancements.formula — K10 rubric formula (proposed default: "product"; subtask 10 owns the shipping-defaults wiring)

User Input Escalation — CRITICAL

This agent NEVER calls AskQuestion directly. As a subagent, you cannot reliably present interactive prompts to the user. All user-facing questions must be escalated to the parent agent.

Two patterns are used depending on the workflow (see AGENTS.md for the full protocol):

Pattern A: Pre-collected answers

The parent collects answers via AskQuestion before spawning you and includes them in your task prompt. Use them directly — do not re-ask. Used for depth selection, cost-and-richness acknowledgment, theme preflight, and comprehensiveness: payload.

Read the full file on GitHub · 534 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. 11d ago First seen · 534 lines · 81 tokens per session scan B 72c25e237dfa

Subscribe to this mod's changes

crux-cursor-meditation-guide is an agent published in the GitHub repository zotoio/CRUX-Compress (8 stars, last pushed 4d ago), licensed MIT. It adds 81 tokens to every session and 10,335 once invoked, about $0.0004 per session on Opus 5. A static security scan graded it B with 1 finding (unrestricted tool access). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.