SelfHub: Instructions file for Claude Code

CLAUDE.md

SelfHub CLAUDE.md is an instructions file for Claude Code from Sagargupta16/SelfHub. It costs 1,247 tokens per session, scanned A, original, MIT.

Project instructions for SelfHub, a local TypeScript MCP server that stores notes, preferences, snippets, and tasks in MongoDB. MCP is a standard way for assistants to connect to external tools and data.

In plain words
What is it for?
Building, running, compiling, or testing this local MCP server with its TypeScript, MongoDB, Mongoose, and pnpm setup.
Why use it?
They provide the repository context, technology choices, and commands needed to work consistently on SelfHub.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md. Also seen: mentions CLAUDE.md.

This is Sagargupta16/SelfHub's own configuration. It tells Claude Code how to work on SelfHub itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything SelfHub configures →

Needs its repository: it reads a path above its own folder, which exists only inside the repository. The line is - Root [`CLAUDE.md`](../../CLAUDE.md) -- voice, rules, routing map, references, skills, slash commands, conventions..

Reuse

Borrowing it

Nothing to install: this file belongs to Sagargupta16/SelfHub. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/Sagargupta16/SelfHub/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/Sagargupta16/SelfHub

Made for: Claude Code.

Wrote this? Show the measurements

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README.md
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Per session 1,247 This file is loaded in full into every session.
When invoked 1,247 The same file — it is already loaded in full.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe.
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 $0.01247 $0.01247
Opus 5.5 $0.00499 $0.00499
Sonnet 5.5 $0.00249 $0.00249
Haiku 4.5 $0.00125 $0.00125

Measured 19d ago against content hash 9d17e7140875, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

SelfHub CLAUDE.md scanned grade A with 1 finding 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 19d 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.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

- Server speaks MCP over **stdio** -- you cannot poke it with curl or run it interactively. Verify via an MCP client, or check the startup log line (`Connected to MongoDB`, 9 tools listed).
CLAUDE.md · 80 lines

How it starts

The opening of the file, as written. The whole thing — 80 lines — stays where its author put it; the contents beside it link to each section on GitHub.

CLAUDE.md

This file stacks on top of the workspace root at C:\Code\GitHub\:

  • Root CLAUDE.md -- voice, rules, routing map, references, skills, slash commands, conventions.
  • Root MEMORY.md -- live facts across repos.
  • Root STATUS.md -- live PR/CI/security dashboard.
  • .claude/resources/ -- deep reference for collaboration, workflow, git, OSS, debugging, voice.

Read those first. The guidance below only adds repo-specific context -- it does not override anything in the root.

Project

SelfHub is a personal MCP (Model Context Protocol) server -- a cross-assistant memory hub that stores notes, preferences, snippets, and tasks in MongoDB and exposes them as 9 MCP tools to any MCP client (Claude Desktop, VS Code Copilot).

Public repo at github.com/Sagargupta16/SelfHub. Runs locally as a stdio process launched by the client; nothing is deployed.

Stack

  • Language: TypeScript 7, ESM, Node 24 (.nvmrc)
  • Framework: @modelcontextprotocol/sdk (stdio transport)
  • Database: MongoDB via Mongoose 9
  • Package manager: pnpm 12 (overrides and allowBuilds live in pnpm-workspace.yaml; pnpm 12 ignores the pnpm field in package.json)
  • Deploy target: local-only (stdio). Distribution: a local Docker Compose image now; npm selfhub-mcp-server and MCP Registry io.github.Sagargupta16/selfhub once the first v0.3.0 tag is published (not on npm yet)

Run

pnpm install
pnpm dev          # tsx watch src/index.ts (auto-reload)
pnpm build        # tsc -> build/
pnpm seed         # load 6 sample memories + 2 contexts
pnpm test         # build + end-to-end tests
pnpm demo         # cross-client demo on an in-memory MongoDB
docker compose run --rm -T selfhub   # server + MongoDB in containers

Test

pnpm test builds, then runs test/server.test.ts with tsx --test: each test spawns build/index.js through the MCP SDK StdioClientTransport against mongodb-memory-server (mongod downloads on first run; allowBuilds sets its postinstall to false). pnpm demo runs scripts/demo.ts, which reuses test/harness.ts. pnpm typecheck also checks test/ and scripts/ through test/tsconfig.json.

Read the full file on GitHub · 80 lines

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. 19d ago Changed · +8 lines · +385 tokens per session 9d17e7140875
  2. 2mo ago First seen · 72 lines · 862 tokens per session scan A c0fa3be5c033

Subscribe to this mod's changes

SelfHub CLAUDE.md is an instructions file published in the GitHub repository Sagargupta16/SelfHub (5 stars, last pushed 5d ago), licensed MIT. It adds 1,247 tokens to every session, about $0.0050 per session on Opus 5.5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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