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Install in OpenClaw
/install skill-cortex
Description
Skill Cortex is the system's capability cortex. When lacking ability, it autonomously acquires Skills from ClawHub or GitHub, then releases them after use. E...
Usage Guidance
This Skill is internally coherent and designed to manage its own temporary Skill installs, but review these points before installing:
- Understand that Skill Cortex will create and update a local file at ~/.openclaw/skill-cortex/cortex.json that contains learned signal words, routing metadata, candidate Skill records, and recorded lesson entries (it claims to strip concrete personal entities and never store secret values). Treat that file as sensitive — if other third-party Skills can read or upload it, it could reveal what services you use.
- The Skill will call `clawhub install/uninstall` to fetch third-party Skills. It asks for explicit approval in standard mode, but reflex mode skips execution-plan confirmation and shows a brief notification you must cancel if you object — reflex is explicitly blocked for Skills that declare write/shell/delete side effects.
- The flow references searching GitHub if ClawHub results are sparse, but the SKILL.md does not declare which tool to use for GitHub searches (no `gh` binary required). Expect the agent to rely on whatever web/search capability it has available.
- If you keep this Skill, protect the cortex.json file and limit which other Skills can read files in ~/.openclaw to avoid leakage of routing/data about your habits or environment.
If these behaviors and local file storage are acceptable given your threat model, the skill appears consistent with its description. If you need stricter guarantees (no persistent local state, stronger confirmation for installs, or blocking any auto-search of external repos), request those changes or decline installation.
Capability Analysis
Type: OpenClaw Skill
Name: skill-cortex
Version: 1.0.1
The skill-cortex bundle is designed with strong security and privacy controls, notably the mandatory 'Entity Filtering' (SKILL.md, Phase 4.2; DESIGN.md) which explicitly prevents the storage of sensitive user data, and multiple layers of user confirmation for skill installation and system dependency changes. However, the instruction for the AI agent to 'Semantically match' user tasks using 'its own judgment on intent alignment' (SKILL.md, Phase 1.2) introduces a prompt injection vulnerability, as an attacker could potentially craft inputs to steer the agent's interpretation or selection of skills, even if the intent is not explicitly malicious within this skill's instructions. The core functionality of installing and executing arbitrary skills from ClawHub, while gated by user consent, also represents an inherent supply chain risk.
Capability Assessment
Purpose & Capability
The skill claims to find/install Skills from ClawHub/GitHub and to manage a local short-term memory; the only required binary is `clawhub`, which matches the documented install/uninstall commands. There are no unrelated credentials, binaries, or config paths requested.
Instruction Scope
SKILL.md instructs the agent to read and write a local file (~/.openclaw/skill-cortex/cortex.json), to search ClawHub (and optionally GitHub), to install/uninstall Skills, and to read installed Skills' SKILL.md. Those actions are within the stated scope, but the GitHub search step is underspecified (no helper CLI declared) and the skill will persist structured metadata and signal words to disk — worth noting because those files reflect user behavior patterns.
Install Mechanism
Instruction-only skill (no install spec, no downloaded archives). No on-disk installers are included by the package itself; it relies on the `clawhub` CLI to fetch other Skills.
Credentials
This skill itself requests no environment variables or credentials. It records metadata about candidate Skills (including side-effect tags like `read:env:TODOIST_API_KEY`) and may record 'env_ready' lessons that include environment variable names (but not values). Storing these variable names and learned signal words in cortex.json could reveal which services you use if that file is later read or exfiltrated by another Skill — the skill documents entity filtering, which mitigates but does not eliminate that risk.
Persistence & Privilege
always:false (no forced global presence). The skill can be invoked autonomously by the agent (normal), and it supports a 'reflex' fast path that skips execution-plan confirmation (but still issues an install notification). Reflex behavior reduces friction and could cause quicker installs with only a brief 'say cancel to abort' window — the design forbids reflex for Skills with write/delete/shell side effects, which limits risk, but users should be aware of the reduced confirmation in reflex cases.
How to Use
- Make sure OpenClaw is installed (local or Docker)
- Run the install command in chat:
/install skill-cortex - After installation, invoke the skill by name or use
/skill-cortex - Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.0.1
No user-facing changes in this version.
- No file changes detected between versions 1.0.0 and 1.0.1.
- Documentation and functionality remain the same.
v1.0.0
- Initial release of Skill Cortex: a dynamic capability manager for autonomous Skill acquisition and reflex-based execution.
- Automatically finds, installs, and releases Skills from ClawHub or GitHub when needed, with a learning mechanism that reinforces frequent tasks into fast reflexes.
- Ensures user control with confirmation steps for installation, execution planning, and failure recovery; reflex execution only on safe, read-only operations.
- Implements ongoing self-optimization: Skills' effectiveness tracked and updated using reinforcement and decay, with structured learning from failures and successes.
- Enforces strict boundaries—never interferes with long-term skills, always notifies users before installation, and prunes outdated memory for efficiency.
Metadata
Frequently Asked Questions
What is Skill Cortex?
Skill Cortex is the system's capability cortex. When lacking ability, it autonomously acquires Skills from ClawHub or GitHub, then releases them after use. E... It is an AI Agent Skill for Claude Code / OpenClaw, with 455 downloads so far.
How do I install Skill Cortex?
Run "/install skill-cortex" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.
Is Skill Cortex free?
Yes, Skill Cortex is completely free (open-source). You can download, install and use it at no cost.
Which platforms does Skill Cortex support?
Skill Cortex is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).
Who created Skill Cortex?
It is built and maintained by Ank Wu (@ankwu001); the current version is v1.0.1.
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