vaultwarden-mcp: Instructions file for Codex

AGENTS.md

vaultwarden-mcp AGENTS.md is an instructions file for Codex, OpenCode from jr2804/vaultwarden-mcp. It costs 1,815 tokens per session, scanned A, original, MIT.

Repository instructions for working with vaultwarden-mcp, including AGENTS.md files: documents that set rules for the files below them. They describe a self-documenting hierarchy, require applicable instructions to be read before editing, and require updates after editing.

In plain words
What is it for?
They are for guiding agents through repository edits, locating the right instructions, and keeping source files, records, assets, and documentation understandable.
Why use it?
They reduce the risk of changing files without knowing the rules that govern their directory or leaving the repository documentation out of date.

Instructions file for CodexOpenCode

Written for Codex and OpenCode: the file is AGENTS.md. Also seen: mentions AGENTS.md.

This is jr2804/vaultwarden-mcp's own configuration. It tells Codex and OpenCode how to work on vaultwarden-mcp 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 vaultwarden-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to jr2804/vaultwarden-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.

Copy the file
curl -O https://raw.githubusercontent.com/jr2804/vaultwarden-mcp/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/jr2804/vaultwarden-mcp

Made for: Codex, OpenCode.

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 vaultwarden-mcp AGENTS.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/jr2804/vaultwarden-mcp/agents-md/github.svg)](https://agentmods.dev/instructions/jr2804/vaultwarden-mcp/agents-md)
Your own site
<a href="https://agentmods.dev/instructions/jr2804/vaultwarden-mcp/agents-md"><img src="https://agentmods.dev/badge/instructions/jr2804/vaultwarden-mcp/agents-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.

agentmods 80×15 button for vaultwarden-mcp AGENTS.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/jr2804/vaultwarden-mcp/agents-md"><img src="https://agentmods.dev/badge/instructions/jr2804/vaultwarden-mcp/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 1,815 This file is loaded in full into every session.
When invoked 1,815 The same file — it is already loaded in full.
Security scan A 0 findings. 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 $0.01815 $0.01815
Opus 5 $0.00907 $0.00907
Sonnet 5 $0.00363 $0.00363
Haiku 4.5 $0.00181 $0.00181

Measured 8d ago against content hash 3932d756b28a, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-09, from the pricing page.

Security

Grade A, and why

vaultwarden-mcp AGENTS.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.

AGENTS.md · 156 lines

How it starts

The opening of the file, as written. The whole thing — 156 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md

Agent instruction set. Not human docs — not injected on every LLM call if DOX-hierarchy child AGENTS.md covers the area being edited.

DOX — self-documenting AGENTS.md hierarchy

Core Contract

  • AGENTS.md files are binding work contracts for their subtrees.
  • Work products, source materials, instructions, records, assets, and durable docs must stay understandable from the nearest applicable AGENTS.md plus every parent AGENTS.md above it.
  • Do not duplicate/repeat rules declared elsewhere in the DOX tree (parent, child, sibling, or .agents/). See DOX authoring in .agents/POLICIES.md.

Read Before Editing

  1. Read the root AGENTS.md
  2. Identify every file or folder you expect to touch
  3. Walk from the repository root to each target path
  4. Read every AGENTS.md found along each route
  5. If a parent AGENTS.md lists a child AGENTS.md whose scope contains the path, read that child and continue from there
  6. Use the nearest AGENTS.md as the local contract and parent docs for repo-wide rules
  7. If docs conflict, the closer doc controls local work details, but no child doc may weaken DOX

Do not rely on memory. Re-read the applicable DOX chain in the current session before editing.

Update After Editing

Every meaningful change requires a DOX pass before the task is done.

Update the closest owning AGENTS.md when a change affects:

  • purpose, scope, ownership, or responsibilities
  • durable structure, contracts, workflows, or operating rules
  • required inputs, outputs, permissions, constraints, side effects, or artifacts
  • user preferences about behavior, communication, process, organization, or quality
  • AGENTS.md creation, deletion, move, rename, or index contents

Update parent docs when parent-level structure, ownership, workflow, or child index changes. Update child docs when parent changes alter local rules. Remove stale or contradictory text immediately. Small edits that do not change behavior or contracts may leave docs unchanged, but the DOX pass still must happen.

Read the full file on GitHub · 156 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. 8d ago First seen · 156 lines · 1,815 tokens per session scan A 3932d756b28a

Subscribe to this mod's changes

vaultwarden-mcp AGENTS.md is an instructions file published in the GitHub repository jr2804/vaultwarden-mcp (0 stars, last pushed 23d ago), licensed MIT. It adds 1,815 tokens to every session, about $0.0091 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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