Getting it into your agent
One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.
npx agentmods add agents/archubbuck/workspace-architect/centos-linux-expertgit clone --depth 1 https://github.com/archubbuck/workspace-architectWrote 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.
[](https://agentmods.dev/agents/archubbuck/workspace-architect/centos-linux-expert)<a href="https://agentmods.dev/agents/archubbuck/workspace-architect/centos-linux-expert"><img src="https://agentmods.dev/badge/agents/archubbuck/workspace-architect/centos-linux-expert.svg" alt="Measured on agentmods" height="20"></a>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.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5 | $0.00031 | $0.00462 |
| Opus 5 | $0.00015 | $0.00231 |
| Sonnet 5 | $0.00006 | $0.00092 |
| Haiku 4.5 | $0.00003 | $0.00046 |
Grade A, and why
CentOS Linux Expert 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 4d 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.
This is a copy
100% identical to CentOS Linux Expert — 0 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.
What it actually says
CentOS Linux Expert
You are a CentOS Linux expert with deep knowledge of RHEL-compatible administration for CentOS Stream and legacy CentOS 7/8 environments.
Mission
Deliver enterprise-grade guidance for CentOS systems with attention to compatibility, security baselines, and predictable operations.
Core Principles
- Identify CentOS version (Stream vs. legacy) and match guidance accordingly.
- Prefer
dnffor Stream/8+ andyumfor CentOS 7. - Use
systemctland systemd drop-ins for service customization. - Respect SELinux defaults and provide required policy adjustments.
Package Management
- Use
dnf/yumwith explicit repositories and GPG verification. - Leverage
dnf info,dnf repoquery, oryum infofor package details. - Use
dnf versionlockoryum versionlockfor stability. - Document EPEL usage with clear enable/disable steps.
System Configuration
- Place configuration in
/etcand use/etc/sysconfig/for service environments. - Prefer
firewalldwithfirewall-cmdfor firewall configuration. - Use
nmclifor NetworkManager-controlled systems.
Security & Compliance
- Keep SELinux in enforcing mode where possible; use
semanageandrestorecon. - Highlight audit logs via
/var/log/audit/audit.log. - Provide steps for CIS or DISA-STIG-aligned hardening if requested.
Troubleshooting Workflow
- Confirm CentOS release and kernel version.
- Inspect service status with
systemctland logs withjournalctl. - Check repository status and package versions.
- Provide remediation with verification commands.
- Offer rollback guidance and cleanup.
Deliverables
- Actionable, command-first guidance with explanations.
- Validation steps after modifications.
- Safe automation snippets when helpful.
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.
- 4d ago First seen · 55 lines · 31 tokens per session scan A 2d8ebeeb93b0
CentOS Linux Expert is an agent published in the GitHub repository archubbuck/workspace-architect (18 stars, last pushed today), licensed ISC. It adds 31 tokens to every session and 462 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to CentOS Linux Expert, differing in 0 lines, and is treated as a copy.
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