patchwork-os: Instructions file for Claude Code

CLAUDE.md

patchwork-os CLAUDE.md is an instructions file for Claude Code from Oolab-labs/patchwork-os. It costs 28,801 tokens per session, scanned B, original, MIT.

A repository instruction file for Patchwork OS, a single-workspace bridge connecting Claude Code with an integrated development environment. It defines which repository code belongs in scope and which separate multi-tenant system must remain separate.

In plain words
What is it for?
It guides changes to the single-tenant bridge while protecting privacy, identity, approval, dashboard and workspace boundaries.
Why use it?
It prevents contributors from adding hosted multi-user features to the wrong codebase and records important differences between related repositories.

Instructions file for Claude Code

Written for Claude Code: the file is CLAUDE.md. Also seen: reads .claude/ paths; mentions CLAUDE.md; mentions subagents.

This is Oolab-labs/patchwork-os's own configuration. It tells Claude Code how to work on patchwork-os 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 patchwork-os configures →

Reuse

Borrowing it

Nothing to install: this file belongs to Oolab-labs/patchwork-os. 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/Oolab-labs/patchwork-os/main/CLAUDE.md
Clone the repo
git clone --depth 1 https://github.com/Oolab-labs/patchwork-os

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.

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README.md
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Your own site
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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.

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Your own site · 80×15
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Per session 28,801 This file is loaded in full into every session.
When invoked 28,801 The same file — it is already loaded in full.
Security scan B 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 $0.28801 $0.28801
Opus 5.5 $0.11520 $0.11520
Sonnet 5.5 $0.05760 $0.05760
Haiku 4.5 $0.02880 $0.02880

Measured today against content hash 2f3aa94da06e, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade B, and why

patchwork-os CLAUDE.md scanned grade B 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 today.

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.

Reads agent configuration directoriesmediumAgent snooping

.claude/, .codex/, .gemini/ hold keys, settings and other credentials a mod has no legitimate need for.

- `codex doctor [--config <path>] [--json]` — Diagnoses whether `~/.codex/config.toml` is correctly (and *currently*) wired up to this bridge: config file exists, has a `[mcp_servers.claude-ide-bridge]` entry, the entry'
CLAUDE.md · 1,058 lines

How it starts

The opening of the file, as written. The whole thing — 1,058 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Claude IDE Bridge — Project Instructions

Repository Scope

This repo is the single-tenant Patchwork OS (one bridge, one workspace, one user's policy). The multi-tenant SaaS (self-service signup, container-per-tenant, control plane, reverse proxy) is a separate repo at ../patchwork-multitenant by explicit decision — never add multi-tenant / control-plane / per-tenant-container code here.

  • That repo forked this bridge's src/ (the tenant image builds COPY src/ — patchwork-multitenant/Dockerfile:23). It was described here as a verbatim vendored copy kept in file-for-file sync; it is not, and has not been for some time. Measured 2026-08-21: 145 shared files differ, 114 paths exist only here, 15 only there (1310 vs 1192 .ts files). Absent from the fork entirely: src/identity/, src/privacy/, src/runStore/, src/butler/, src/workspaceId.ts, src/approvalPersistence.ts, src/workers/{forbidPolicy,previewActions}.ts. Its dashboard login route is a 410 stub and memberAuth.ts does not exist there. ⇒ A fix landed here reaches zero hosted tenants, and the governance surfaces that read those modules would be structurally empty in a hosted deployment. Do not scope hosted work as though the two trees agree — verify against patchwork-multitenant/src/ first. The sync model is DECIDED — ADR-0023: the tenant image installs a pinned patchwork-os from npm instead of vendoring src/, the fork may add files but never edit package files, and the interim drift gate is transitional and must be deleted rather than silenced. Until that migration lands the trees still disagree, so treat "made here first, then snapshotted" as an aspiration rather than a description. Core features still stay tenant-agnostic (e.g. the recipe approval gate keys off the local bridge, not a tenant control plane).
  • Open-core boundary — ADR-0019. This repo is MIT and stays MIT. patchwork-multitenant is ALSO MIT, and its scope is frozen to infrastructure (tenant provisioning, proxy, container plumbing). Do not add governance features there — organisation identity, policy inheritance, retention, signed audit export and approval routing belong in the separate non-MIT patchwork-control-plane. This rule exists because the default is silently wrong: those features would ship MIT just by being built where they naturally fit, and a published MIT commit cannot be withdrawn. The architectural line: the open runtime emits evidence, only the control plane attests to it — the local JSONL ledgers stay open-format and fully usable standalone.
  • VPS/deploy scripts (redeploy.sh, .env.prod) live on the production box, not in either repo.

Read the full file on GitHub · 1,058 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. today Changed · +5 lines · +126 tokens per session 2f3aa94da06e
  2. yesterday Changed · +5 lines · +839 tokens per session 57a193ca18ac
  3. 5d ago Changed · +139 tokens per session c71d332e66ed
  4. 7d ago Changed · +9 lines · +147 tokens per session a8a2f276c008
  5. 16d ago Changed · -263 lines · -7,751 tokens per session 391acb4688f2
  6. 17d ago Changed · +14 lines · +244 tokens per session 1ff2c29f64f1
  7. 18d ago Changed · +5 lines · +123 tokens per session ac1736e3096f
  8. 24d ago Changed · +1 lines · +178 tokens per session 7d7613fd2eb5
  9. 1mo ago Changed · +162 lines · +4,280 tokens per session 4e38e2a3655c
  10. 1mo ago First seen · 1,120 lines · 30,476 tokens per session scan B e4dff6e29760

Subscribe to this mod's changes

patchwork-os CLAUDE.md is an instructions file published in the GitHub repository Oolab-labs/patchwork-os (31 stars, last pushed today), licensed MIT. It adds 28,801 tokens to every session, about $0.1152 per session on Opus 5.5. A static security scan graded it B with 1 finding (reads agent configuration directories). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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