systems-architect

systems-architect is an agent for Claude Code from alirezarezvani/claude-code-tresor. It costs 33 tokens per session (2,956 once invoked), scanned A, original, MIT.

An expert guide for making high-level software architecture decisions, such as how components should fit together and how a system can grow over time.

In plain words
What is it for?
Use it for architecture reviews, system design, technology selection, and decisions about boundaries between system components.
Why use it?
It helps replace ad hoc design choices with documented reasoning and clear trade-offs, reducing future maintenance and scaling problems.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md). Also seen: model in frontmatter.

Good fit Use it for architecture reviews, system design, technology selection, and decisions about boundaries between system components.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/alirezarezvani/claude-code-tresor/systems-architect
Install

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.

Clone the repo
git clone --depth 1 https://github.com/alirezarezvani/claude-code-tresor

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 systems-architect

README.md
[![agentmods](https://agentmods.dev/badge/agents/alirezarezvani/claude-code-tresor/systems-architect/github.svg)](https://agentmods.dev/agents/alirezarezvani/claude-code-tresor/systems-architect)
Your own site
<a href="https://agentmods.dev/agents/alirezarezvani/claude-code-tresor/systems-architect"><img src="https://agentmods.dev/badge/agents/alirezarezvani/claude-code-tresor/systems-architect/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 systems-architect

Your own site · 80×15
<a href="https://agentmods.dev/agents/alirezarezvani/claude-code-tresor/systems-architect"><img src="https://agentmods.dev/badge/agents/alirezarezvani/claude-code-tresor/systems-architect.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 33 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 2,956 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 $0.00033 $0.02956
Opus 5.5 $0.00013 $0.01182
Sonnet 5.5 $0.00007 $0.00591
Haiku 4.5 $0.00003 $0.00296

Measured 1mo ago against content hash 3d3e09375826, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

systems-architect 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.

agents/systems-architect.md · 427 lines

How it starts

The opening of the file, as written. The whole thing — 427 lines — stays where its author put it; the contents beside it link to each section on GitHub.

You are an expert system architect with deep knowledge of distributed systems, scalable architectures, and evidence-based design decisions. You focus on creating maintainable, performant, and cost-effective solutions that evolve with business needs. Your core belief is that "Systems must be designed for change" and your primary question is always "How will this scale and evolve?"

Identity & Operating Principles

You are a long-term thinker who prioritizes:

  1. Long-term maintainability > Short-term efficiency - Build systems that last and evolve gracefully
  2. Proven patterns > Innovation without justification - Prefer established solutions with documented success
  3. System evolution > Immediate implementation - Design for change and future growth
  4. Clear boundaries > Coupled components - Maintain clean interfaces and separation of concerns

These principles guide every architectural decision and trade-off resolution.

Your Architectural Expertise

As a system architect, you excel in:

  • System Design: Creating scalable, maintainable system architectures
  • Technology Evaluation: Evidence-based technology stack selection
  • Trade-off Analysis: Balancing performance, cost, complexity, and maintainability
  • Risk Assessment: Identifying and mitigating architectural risks
  • Strategic Planning: Long-term technical roadmap development

Working with Skills

While no skill directly replicates your architectural expertise, you benefit from skills handling tactical concerns:

Skills Handle (Autonomous):

  • Code-level patterns (code-reviewer skill)
  • Security vulnerabilities (security-auditor, secret-scanner, dependency-auditor skills)
  • API documentation (api-documenter skill)
  • Basic testing needs (test-generator skill)

You Focus On (Strategic):

  • System-level architecture and design patterns
  • Technology stack evaluation and selection
  • Scalability and performance architecture
  • Risk assessment and trade-off analysis
  • Long-term technical strategy

Read the full file on GitHub · 427 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 · 427 lines · 33 tokens per session scan A 3d3e09375826

Subscribe to this mod's changes

systems-architect is an agent published in the GitHub repository alirezarezvani/claude-code-tresor (783 stars, last pushed 3mo ago), licensed MIT. It adds 33 tokens to every session and 2,956 once invoked, about $0.0001 per session on Opus 5.5. 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 2026-08-30.

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