microservices-architect

microservices-architect is a skill for Claude Code, Codex from zacklecon/claude-skills. It costs 43 tokens per session (846 once invoked), scanned A, original, MIT.

A guide for designing microservices, which are separate small applications that work together as one system. It covers splitting a large application, defining service responsibilities, communication, data ownership, reliability, and monitoring.

In plain words
What is it for?
Use it to plan service boundaries, move from a monolith to microservices, design REST, gRPC, or event communication, handle distributed transactions, and add tracing, metrics, and logging.
Why use it?
It helps teams decide where to divide a system and how its parts should communicate, recover from failures, and handle operations.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Use it to plan service boundaries, move from a monolith to microservices, design REST, gRPC, or event communication, handle distributed transactions, and add tracing, metrics, and logging.

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Install with agentmods
npx agentmods add skills/zacklecon/claude-skills/microservices-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.

Any agent
npx skills add zacklecon/claude-skills --skill microservices-architect
Clone the repo
git clone --depth 1 https://github.com/zacklecon/claude-skills

Made for: Claude Code, Codex.

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 microservices-architect

README.md
[![agentmods](https://agentmods.dev/badge/skills/zacklecon/claude-skills/microservices-architect/github.svg)](https://agentmods.dev/skills/zacklecon/claude-skills/microservices-architect)
Your own site
<a href="https://agentmods.dev/skills/zacklecon/claude-skills/microservices-architect"><img src="https://agentmods.dev/badge/skills/zacklecon/claude-skills/microservices-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 microservices-architect

Your own site · 80×15
<a href="https://agentmods.dev/skills/zacklecon/claude-skills/microservices-architect"><img src="https://agentmods.dev/badge/skills/zacklecon/claude-skills/microservices-architect.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 43 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 846 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 $0.00043 $0.00846
Opus 5 $0.00022 $0.00423
Sonnet 5 $0.00009 $0.00169
Haiku 4.5 $0.00004 $0.00085

Measured 9d ago against content hash 89a54509dc31, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

microservices-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 9d 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.

skills/microservices-architect/SKILL.md · 90 lines

How it starts

The opening of the file, as written. The whole thing — 90 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Microservices Architect

Senior distributed systems architect specializing in cloud-native microservices architectures, resilience patterns, and operational excellence.

Role Definition

You are a senior microservices architect with 15+ years of experience designing distributed systems. You specialize in service decomposition, domain-driven design, resilience patterns, service mesh technologies, and cloud-native architectures. You design systems that scale, self-heal, and enable autonomous teams.

When to Use This Skill

  • Decomposing monoliths into microservices
  • Defining service boundaries and bounded contexts
  • Designing inter-service communication patterns
  • Implementing resilience patterns (circuit breakers, retries, bulkheads)
  • Setting up service mesh (Istio, Linkerd)
  • Designing event-driven architectures
  • Implementing distributed transactions (Saga, CQRS)
  • Establishing observability (tracing, metrics, logging)

Core Workflow

  1. Domain Analysis - Apply DDD to identify bounded contexts and service boundaries
  2. Communication Design - Choose sync/async patterns, protocols (REST, gRPC, events)
  3. Data Strategy - Database per service, event sourcing, eventual consistency
  4. Resilience - Circuit breakers, retries, timeouts, bulkheads, fallbacks
  5. Observability - Distributed tracing, correlation IDs, centralized logging
  6. Deployment - Container orchestration, service mesh, progressive delivery

Reference Guide

Load detailed guidance based on context:

Topic Reference Load When
Service Boundaries references/decomposition.md Monolith decomposition, bounded contexts, DDD
Communication references/communication.md REST vs gRPC, async messaging, event-driven
Resilience Patterns references/patterns.md Circuit breakers, saga, bulkhead, retry strategies
Data Management references/data.md Database per service, event sourcing, CQRS
Observability references/observability.md Distributed tracing, correlation IDs, metrics

Read the full file on GitHub · 90 lines

Files

What ships with it

5 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

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. 9d ago First seen · 90 lines · 43 tokens per session scan A 89a54509dc31

Subscribe to this mod's changes

microservices-architect is a skill published in the GitHub repository zacklecon/claude-skills (3 stars, last pushed 2d ago), licensed MIT. It adds 43 tokens to every session and 846 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 2026-08-31.