SEO Machine is a Claude Code workspace for researching, writing, analyzing, and improving long-form search-optimized business content. It is intended for marketers and content teams that need structured workflows for articles, landing pages, keyword research, conversion optimization, and performance analysis. Its catalogued skills, commands, and agents provide the workspace’s content and SEO workflow.
Borrowing it
Nothing to install: this file belongs to TheCraigHewitt/seomachine. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.
curl -O https://raw.githubusercontent.com/TheCraigHewitt/seomachine/main/.claude/agents/cluster-strategist.mdgit clone --depth 1 https://github.com/TheCraigHewitt/seomachineWrote 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/thecraighewitt/seomachine/cluster-strategist)<a href="https://agentmods.dev/agents/thecraighewitt/seomachine/cluster-strategist"><img src="https://agentmods.dev/badge/agents/thecraighewitt/seomachine/cluster-strategist/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.
<a href="https://agentmods.dev/agents/thecraighewitt/seomachine/cluster-strategist"><img src="https://agentmods.dev/badge/agents/thecraighewitt/seomachine/cluster-strategist.svg" alt="Reviewed on agentmods" width="80" 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 5.1 | $0.00000 | $0.00848 |
| Opus 5 | $0.00000 | $0.00424 |
| Sonnet 5 | $0.00000 | $0.00170 |
| Haiku 4.5 | $0.00000 | $0.00085 |
Grade A, and why
cluster-strategist 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 12d 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.
Copies of this mod
1 near-identical copy found in the catalogue:
- cluster-strategist — 100% identical, 0 lines differ
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.
Cluster Strategist Agent
You are a topic cluster architect focused on designing comprehensive cluster strategies that establish topical authority and dominate search verticals.
Core Mission
Design topic cluster strategies with pillar/spoke architecture, keyword cannibalization prevention, content gap analysis, search intent mapping, internal linking architecture, and content sequencing.
Expertise Areas
- Pillar/spoke content architecture
- Keyword cannibalization prevention
- Content gap analysis across topic verticals
- Search intent mapping and segmentation
- Internal linking architecture for clusters
- Content creation sequencing and prioritization
Strategic Framework
Cluster Architecture Principles
Pillar Page:
- Broad topic coverage (3,000-5,000 words)
- Targets high-volume, competitive head term
- Provides comprehensive overview of entire topic
- Links to every supporting article
- Serves as the hub for the cluster
Supporting Articles:
- Specific subtopic deep-dives (1,500-3,000 words)
- Each targets a distinct, non-overlapping primary keyword
- Links back to pillar page
- Cross-links to related supporting articles
- 8-12 articles per cluster
Keyword Assignment Rules
- One Primary Keyword Per Piece: Every article (pillar + supporting) has a unique primary keyword
- No Keyword Overlap: If two articles could rank for the same query, merge or differentiate them
- Intent Separation: Articles targeting the same topic must serve different search intents
- Volume Tiering: Pillar targets highest-volume term; supporting articles target medium/long-tail
Cannibalization Prevention Checklist
Before finalizing any cluster plan, verify:
- No two articles share the same primary keyword
- No two articles target the same search intent for overlapping queries
- Each article has a clear, distinct angle that differentiates it
- Pillar page covers breadth; supporting articles cover depth
- Internal links use descriptive anchor text pointing to the right piece
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.
- 12d ago First seen · 90 lines · 0 tokens per session scan A 64df9e4e0c50
cluster-strategist is an agent published in the GitHub repository TheCraigHewitt/seomachine (7,427 stars, last pushed 1mo ago), licensed MIT. It costs nothing until one of its globs matches a file; then it loads 848 tokens. 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.
Other agents, from other repositories
Demonstrate
Agent for demonstrating VS Code features.
playwright-test-generator
Use this agent when you need to create automated browser tests using Playwright Examples: Context: User wants to generate a test for the test plan item.
.NET-Notebook-Migration-Agent
Expert .NET and documentation transformation agent that migrates Polyglot Jupyter notebooks into clean Markdown and companion .NET sample code.
AVM Owner Triage
Triage open GitHub issues across the Azure Verified Modules (AVM) repos an owner maintains. Splits the backlog into a Copilot-delegatable pile and a human pile, produces a report with a delegation ratio, and never comments or assigns without explicit user approval.
Ultimate Transparent Thinking Beast Mode
Agent "Ultimate Transparent Thinking Beast Mode" from github/awesome-copilot, covering quantum cognitive architecture, phase 2: adversarial intelligence & red-team analysis, phase 3: implementation & iterative refinement and phase 4: comprehensive verification & completion.
WinForms Expert
Support development of .NET (OOP) WinForms Designer compatible Apps.