mcp-server-seq CLAUDE.md

mcp-server-seq CLAUDE.md is an instructions file for Claude Code from ahmad2x4/mcp-server-seq. It costs 267 tokens per session, scanned A, original, MIT.

Developer instructions for mcp-server-seq, a TypeScript server that uses the Model Context Protocol to expose prompts and tools to language models. They cover building, testing, project structure, coding style, validation, and error handling.

In plain words
What is it for?
Building or testing the server, editing its TypeScript source and prompt templates, validating inputs with Zod, and returning structured JSON errors and results.
Why use it?
They give contributors clear conventions and commands, reducing differences between implementations and making failures easier to diagnose.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md.

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.

agentmods
npx agentmods add instructions/ahmad2x4/mcp-server-seq/claude-md
Clone the repo
git clone --depth 1 https://github.com/ahmad2x4/mcp-server-seq

Made for: Claude Code.

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 mcp-server-seq CLAUDE.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/ahmad2x4/mcp-server-seq/claude-md.svg)](https://agentmods.dev/instructions/ahmad2x4/mcp-server-seq/claude-md)
Your own site
<a href="https://agentmods.dev/instructions/ahmad2x4/mcp-server-seq/claude-md"><img src="https://agentmods.dev/badge/instructions/ahmad2x4/mcp-server-seq/claude-md.svg" alt="Measured on agentmods" height="20"></a>
Per session 267 This file is loaded in full into every session.
When invoked 267 The same file — it is already loaded in full.
Security scan A 0 findings. Scan, not verified.
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 $0.00267 $0.00267
Opus 5 $0.00133 $0.00133
Sonnet 5 $0.00053 $0.00053
Haiku 4.5 $0.00027 $0.00027

Measured 5d ago against content hash 488e10b18fc1, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-05, from the pricing page.

Security

Grade A, and why

mcp-server-seq 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 5d 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.

CLAUDE.md · 27 lines

What it actually says

MCP-SERVER-SEQ DEVELOPMENT GUIDE

Build & Run Commands

  • Build: npm run build
  • Start: npm run start
  • Development: npm run dev (watch mode)
  • Test script: npm run test-script
  • Run specific test: npx jest src/__tests__/your-test-file.test.ts

Code Style Guidelines

  • Imports: Use ESM-style imports (import x from 'y') with .js extension for local imports
  • Types: Prefer explicit typing; use TypeScript interfaces for complex objects
  • Error Handling: Use try/catch with typed errors (error as Error)
  • Naming: Use camelCase for variables/functions, PascalCase for classes/interfaces
  • Structure: Group related functions together; export only necessary items
  • Environment: Use environment variables for configuration with defaults
  • Documentation: Document function parameters and return values with JSDoc

Project Structure

  • src/ - TypeScript source files
  • build/ - Compiled JavaScript output
  • prompts/ - MCP prompt templates

MCP Server Standards

  • Use zod for parameter validation
  • Handle errors gracefully with meaningful error messages
  • Return properly formatted JSON responses
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. 5d ago First seen · 27 lines · 267 tokens per session scan A 488e10b18fc1

Subscribe to this mod's changes

mcp-server-seq CLAUDE.md is an instructions file published in the GitHub repository ahmad2x4/mcp-server-seq (13 stars, last pushed 2mo ago), licensed MIT. It adds 267 tokens to every session, about $0.0013 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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