martin-loop: Instructions file for Codex

AGENTS.md

martin-loop AGENTS.md is an instructions file for Codex, OpenCode from Keesan12/martin-loop. It costs 1,674 tokens per session, scanned A, original, Apache-2.0.

Repository instructions for MartinLoop that define how AI agents must develop, review, test, and publish changes. They require private development first, followed by a separate public release process.

In plain words
What is it for?
Creating private branches and pull requests, passing internal checks, transferring approved changes to public staging, and opening the public release pull request.
Why use it?
They prevent unfinished or unreviewed work from being developed directly in the public repository and make the release path auditable.

Instructions file for CodexOpenCode

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

This is Keesan12/martin-loop's own configuration. It tells Codex and OpenCode how to work on martin-loop 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 martin-loop configures →

Reuse

Borrowing it

Nothing to install: this file belongs to Keesan12/martin-loop. 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/Keesan12/martin-loop/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/Keesan12/martin-loop

Made for: Codex, OpenCode.

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Per session 1,674 This file is loaded in full into every session.
When invoked 1,674 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 $0.01674 $0.01674
Opus 5.5 $0.00670 $0.00670
Sonnet 5.5 $0.00335 $0.00335
Haiku 4.5 $0.00167 $0.00167

Measured 1mo ago against content hash 2452ec51e4e4, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

martin-loop 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 · 200 lines

How it starts

The opening of the file, as written. The whole thing — 200 lines — stays where its author put it; the contents beside it link to each section on GitHub.

MartinLoop Agent Operating Rules

This file is the sole durable operating guide for AI agents and automation working on MartinLoop.

Do not treat historical release notes, old audits, old handoff files, previous branches, terminal history, or prior session summaries as current instructions.

Repository authority

Development authority:

the private MartinLoop development repository

Public distribution repository:

Keesan12/martin-loop

All implementation starts, is reviewed, and is health-proven in the private development authority before public promotion begins.

The public repository is a distribution surface, not a development workspace.

Current-state authority

For current release/version state, use only:

  1. current Git branch / commit state;
  2. package.json;
  3. packages/mcp/package.json;
  4. docs/release/VERSION-LEDGER.md;
  5. current required release checks and current open PRs.

Do not infer current status from dates or claims embedded in old documentation.

Required development sequence

For product changes:

  1. start from current private main;
  2. create a private feature/fix branch;
  3. implement privately;
  4. run the required targeted and repo health checks;
  5. open a private PR;
  6. merge only after the change is reviewed and green;
  7. sync fresh private main;
  8. run the required private-main health proof;
  9. record the validated private release SHA;
  10. only then begin public promotion.

Never implement the real fix directly in the public repository.

Required release sequence

Use this order:

private authority → private health proof → clean public staging → promotion guard → public tests → public PR → public merge → publish → fresh-install proof → production E2E.

Do not reorder the sequence unless an existing release controller explicitly requires it.

Do not create an additional release phase merely because another agent used one previously.

Public promotion

Public promotion must be derived from the validated private release authority and the exact current public base.

Read the full file on GitHub · 200 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 lines · +67 tokens per session 2452ec51e4e4
  2. 1mo ago Changed · -54 lines · -392 tokens per session c12abccdb12d
  3. 1mo ago First seen · 252 lines · 1,999 tokens per session scan A 81df453c5098

Subscribe to this mod's changes

martin-loop AGENTS.md is an instructions file published in the GitHub repository Keesan12/martin-loop (394 stars, last pushed yesterday), licensed Apache-2.0. It adds 1,674 tokens to every session, about $0.0067 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 2026-08-30.

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