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 instructions/codeverbojan/claude-code-kickstart/claude-mdgit clone --depth 1 https://github.com/codeverbojan/claude-code-kickstartWhat 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 | $0.01335 | $0.01335 |
| Opus 5 | $0.00668 | $0.00668 |
| Sonnet 5 | $0.00267 | $0.00267 |
| Haiku 4.5 | $0.00134 | $0.00134 |
Grade A, and why
claude-code-kickstart CLAUDE.md 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.
How it starts
The opening of the file, as written. The whole thing — 142 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Be concise. State conclusions first. Skip preamble and filler.
Core loop: gather context → act → verify → repeat.
1. Session Protocol
Start: read primer.md (state, next steps) and gotchas.md (past mistakes).
Pick mode by scope:
- 1–2 files: just do it.
- 3–5 files: state scope, get approval, execute.
- 5+ files: plan mode, phased execution, max 5 files per phase.
End: run /wrap-up before closing the session.
Continuity: prefer claude --continue over fresh sessions. --fork-session
to branch. /compact proactively when context degrades. Don't switch models
mid-session — delegate to sub-agents.
2. Planning
- Plan and build are separate. "Think about this" = plan only, no code.
- If the user gives a plan, execute it. Flag real problems; don't improvise.
- Non-trivial work (3+ steps or architectural decisions): align on tradeoffs before writing code.
- One-word replies ("yes", "do it", "push") = execute, don't restate the plan.
3. Code Quality
- Senior-dev bar. Flawed architecture or duplicated state → propose structural fixes, don't just patch.
- Write human code. No robotic comments or boilerplate.
- Simple and correct beats elaborate and speculative.
- On non-trivial changes, pause once: "is there a cleaner way?"
4. Execution Loop
Non-negotiable workflow for any task beyond a trivial one-liner:
- One task at a time. Batch only closely-related small steps. Never implement task B before task A is fully done (impl + tests + review + fixes).
- Implementation writes the tests. Same context, same turn. Tests are not a follow-up task — they're part of the definition of done.
- Checkpoint reviews in parallel. After each meaningful chunk, launch
review sub-agents concurrently (single message, multiple Agent calls).
Minimum set:
code-reviewer,security-reviewer,test-runner. Addaccessibility-reviewerfor UI work. - Review agents must read the plan first. Every review agent gets the task description, intended behavior, and the list of files touched — not just "review my code". A reviewer without intent can't judge correctness.
- Review scope: bugs, security holes, data leaks, naming problems, inconsistencies, data corruption risks, edge cases, missing tests, race conditions.
- Fix all valid findings before moving on. No "I'll address this in a follow-up." If a finding is invalid, state why in one sentence.
- Never defer quality, testing, or security to the end. Each checkpoint is independently shippable.
- Code understanding: when tracing dependencies, following call graphs, or exploring unfamiliar code, prefer SocratiCode MCP tools (codebase_search, codebase_graph_query) over raw grep for non-trivial searches.
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 · 142 lines · 1,335 tokens per session scan A 1817e6955602
claude-code-kickstart CLAUDE.md is an instructions file published in the GitHub repository codeverbojan/claude-code-kickstart (2 stars, last pushed 4mo ago), licensed MIT. It adds 1,335 tokens to every session, about $0.0067 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.
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