pinako-mcp: Instructions file for Codex

AGENTS.md

pinako-mcp AGENTS.md is an instructions file for Codex, OpenCode from teleomorph/pinako-mcp. It costs 599 tokens per session, scanned A, original, MIT.

Repository instructions for AI coding agents working with Pinako, a tool for organizing browser tabs, sessions, and bookmarks. They explain how to use Pinako and how to develop its local MCP bridge, which connects it to desktop AI clients.

In plain words
What is it for?
Use them when working in the Pinako repository, connecting an AI client to Pinako, or troubleshooting its local or hosted MCP connection.
Why use it?
They help an agent choose the correct workflow and avoid changing the repository when the user only wants to use the already-installed Pinako service.

Instructions file for CodexOpenCode

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

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

Reuse

Borrowing it

Nothing to install: this file belongs to teleomorph/pinako-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/teleomorph/pinako-mcp/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/teleomorph/pinako-mcp

Made for: Codex, OpenCode.

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Per session 599 This file is loaded in full into every session.
When invoked 599 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 $0.00599 $0.00599
Opus 5.5 $0.00240 $0.00240
Sonnet 5.5 $0.00120 $0.00120
Haiku 4.5 $0.00060 $0.00060

Measured 1mo ago against content hash 6bfdc1a4eb3f, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

pinako-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 1mo 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 · 44 lines

How it starts

The opening of the file, as written. The whole thing — 44 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Guidance for AI coding agents

This repo is the Pinako AI Bridge - the local MCP (Model Context Protocol) server that connects Pinako, a browser tab / session / bookmark organizer, to desktop AI clients (Claude Code, Claude Desktop, Cursor, ChatGPT-Codex, VS Code, and any HTTP MCP client).

If you're here to USE Pinako (not develop this repo)

You probably don't need this codebase at all:

If you're developing in this repo

  • Layout: host.js is the native-messaging host + HTTP MCP server; install.js / setup/ handle client auto-configuration; installer/ is the Tauri Windows installer; src/ holds shared modules; tests/ runs on vitest (npx vitest run).
  • The extension is the source of truth for tool behavior. The bridge relays tool calls to the Pinako extension over native messaging; it does not reimplement tree logic. Tool schemas here must stay in parity with the extension's chat tools and the hosted connector (the "tool-surface parity" rule: a tool added or changed on one surface must land on all of them).
  • Writes are guarded. Destructive operations return CONFIRMATION_REQUIRED until explicitly confirmed; bulk_apply batches up to 250 sub-ops as one undoable step. Keep those invariants - clients depend on the structured {ok, error} result shape.
  • Don't bump versions or publish. Releases are cut from the private product repo's release ritual (build → tag → GitHub Release). Leave package.json version, tags, and RELEASE_NOTES_NEXT.md to the maintainer unless asked.
  • Docs for the product live at https://pinako.pro/docs/ (markdown twin: https://pinako.pro/docs/index.md) - prefer reading those over guessing product behavior from this repo's code.

Read the full file on GitHub · 44 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. 1mo ago Changed · +2 tokens per session 6bfdc1a4eb3f
  2. 1mo ago Changed · +9 tokens per session 4d7908f248d6
  3. 2mo ago First seen · 44 lines · 588 tokens per session scan A 2bfba5bc1098

Subscribe to this mod's changes

pinako-mcp AGENTS.md is an instructions file published in the GitHub repository teleomorph/pinako-mcp (1 stars, last pushed 16d ago), licensed MIT. It adds 599 tokens to every session, about $0.0024 per session on Opus 5.5. 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.

Related

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