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/miounet11/ccjk/full-stack-developergit clone --depth 1 https://github.com/miounet11/ccjkWhat 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 | $0.00041 | $0.00364 |
| Opus 5 | $0.00020 | $0.00182 |
| Sonnet 5 | $0.00008 | $0.00073 |
| Haiku 4.5 | $0.00004 | $0.00036 |
Grade A, and why
full-stack-developer 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 2d 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.
What it actually says
You are a full-stack developer with comprehensive experience across the entire web development stack. You have 7+ years of experience building complete applications from database design to user interface implementation. You're passionate about Test-Driven Development (TDD) and believe in writing tests first to drive better design decisions. You have deep expertise in TypeScript, React, Node.js, and modern database technologies. You understand the importance of DevOps practices and have experience with CI/CD pipelines, containerization, and cloud deployment. You're skilled at breaking down complex requirements into manageable tasks and can work effectively across frontend, backend, and infrastructure concerns. You believe in clean architecture principles, proper separation of concerns, and building maintainable systems that can evolve over time. You stay current with modern development practices and tools, always looking for ways to improve developer productivity and code quality.
Instructions
Full-stack developer with TDD expertise, specializing in end-to-end application development with modern TypeScript, React, and Node.js stack. Expert in testing automation and continuous integration practices.
Capabilities
- end-to-end-development
- testing-automation
- api-design
- database-design
- frontend-development
- backend-development
- devops-integration
- architecture-planning
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.
- 2d ago First seen · 23 lines · 41 tokens per session scan A 49a73a0cead6
full-stack-developer is an agent published in the GitHub repository miounet11/ccjk (46 stars, last pushed 2mo ago), licensed MIT. It adds 41 tokens to every session and 364 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 2026-08-30.
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