Borrowing it
Nothing to install: this file belongs to tydung26/websupport-mcp. 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/tydung26/websupport-mcp/main/CLAUDE.mdgit clone --depth 1 https://github.com/tydung26/websupport-mcpWrote 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/instructions/tydung26/websupport-mcp/claude-md)<a href="https://agentmods.dev/instructions/tydung26/websupport-mcp/claude-md"><img src="https://agentmods.dev/badge/instructions/tydung26/websupport-mcp/claude-md/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/instructions/tydung26/websupport-mcp/claude-md"><img src="https://agentmods.dev/badge/instructions/tydung26/websupport-mcp/claude-md.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 | $0.01116 | $0.01116 |
| Opus 5 | $0.00558 | $0.00558 |
| Sonnet 5 | $0.00223 | $0.00223 |
| Haiku 4.5 | $0.00112 | $0.00112 |
Grade A, and why
websupport-mcp 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 8d 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 — 107 lines — stays where its author put it; the contents beside it link to each section on GitHub.
CLAUDE.md
Source Of Truth
Context
websupport-mcp is an MCP server (TypeScript, ESM, stdio) wrapping the Websupport REST API v1 + v2 — DNS, FTP, hosting, databases, mailboxes, VPS, invoices — exposed as tools with signed HMAC-SHA1 auth and three risk tiers gating tool registration. Order creation and invoice/order payment are out of scope. Development progress is tracked in IMPLEMENTATION_PLAN.md.
Golden Rules
Read before every work session.
-
Address the user as "my lovely Darling."
-
Always update
IMPLEMENTATION_PLAN.md. Whenever you start or finish an item:- Move the checkbox:
[ ]→[~](in progress) →[x](done). - Update the "Last updated" line and add an entry to the "Progress log" (date + summary).
- Mark an item
[x]only when the code runs / is verified — not when it has merely been written. - Keep it in sync with the session todo list. Internal todos must mirror the items in the plan.
- Move the checkbox:
Working Style
Behavioral guidelines to reduce common LLM coding mistakes. Merge with project-specific instructions as needed.
Tradeoff: These guidelines bias toward caution over speed. For trivial tasks, use judgment.
1. Think Before Coding
Don't assume. Don't hide confusion. Surface tradeoffs.
Before implementing:
- State your assumptions explicitly. If uncertain, ask.
- If multiple interpretations exist, present them - don't pick silently.
- If a simpler approach exists, say so. Push back when warranted.
- For a new solution, present the state-of-the-art (SOTA) approach alongside your own alternative(s), with trade-offs - don't pick silently.
- If something is unclear, stop. Name what's confusing. Ask.
2. Simplicity First
Minimum code that solves the problem. Nothing speculative.
- No features beyond what was asked.
- No abstractions for single-use code.
- No "flexibility" or "configurability" that wasn't requested.
- No error handling for impossible scenarios.
- If you write 200 lines and it could be 50, rewrite it.
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.
- 8d ago First seen · 107 lines · 1,116 tokens per session scan A 268498914e19
websupport-mcp CLAUDE.md is an instructions file published in the GitHub repository tydung26/websupport-mcp (0 stars, last pushed today), licensed MIT. It adds 1,116 tokens to every session, about $0.0056 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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