kilo-marketplace: Instructions file for Codex

AGENTS.md

kilo-marketplace AGENTS.md is an instructions file for Codex, OpenCode from Kilo-Org/kilo-marketplace. It costs 1,272 tokens per session, scanned A, original, Apache-2.0.

A set of repository instructions explaining how to document skills: self-contained packages that give a coding agent specialised knowledge and workflows.

In plain words
What is it for?
Use it when adding or reviewing skills in the Kilo-Org/kilo-marketplace repository.
Why use it?
It removes uncertainty about where skill files belong, what the required SKILL.md contains, and how contributed skills should reference their source.

Instructions file for CodexOpenCode

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

This is Kilo-Org/kilo-marketplace's own configuration. It tells Codex and OpenCode how to work on kilo-marketplace 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 kilo-marketplace configures →

Reuse

Borrowing it

Nothing to install: this file belongs to Kilo-Org/kilo-marketplace. 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/Kilo-Org/kilo-marketplace/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/Kilo-Org/kilo-marketplace

Made for: Codex, OpenCode.

Wrote this? Show the measurements

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README.md
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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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<a href="https://agentmods.dev/instructions/kilo-org/kilo-marketplace/agents-md"><img src="https://agentmods.dev/badge/instructions/kilo-org/kilo-marketplace/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 1,272 This file is loaded in full into every session.
When invoked 1,272 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 $0.01272 $0.01272
Opus 5.5 $0.00509 $0.00509
Sonnet 5.5 $0.00254 $0.00254
Haiku 4.5 $0.00127 $0.00127

Measured 29d ago against content hash e3d43760956d, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

kilo-marketplace 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 29d 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 · 106 lines

How it starts

The opening of the file, as written. The whole thing — 106 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Skills Documentation

This document describes how skills should be structured in this repository. For plugins, see Plugins below and plugins/README.md.

What is a Skill?

Skills are modular, self-contained packages that extend an agent's capabilities by providing specialized knowledge, workflows, and tools. They transform a general-purpose agent into a specialized agent equipped with procedural knowledge for specific domains or tasks.

Skill Directory Structure

Every skill consists of a required SKILL.md file and optional bundled resources:

skill-name/
├── SKILL.md              # Required - Main skill definition
├── LICENSE               # Recommended - License terms
├── scripts/              # Optional - Executable code (Python/Bash/etc.)
├── references/           # Optional - Documentation loaded into context as needed
├── assets/               # Optional - Files used in output (templates, icons, fonts)
└── examples/             # Optional - Example files demonstrating usage

SKILL.md Structure

Note on Contributed Skills

All contributed skills must reference an external repository in the metadata.source section of the SKILL.md frontmatter. The Kilo Marketplace does not host the source code for third-party skills directly. See CONTRIBUTING.md for details and examples.

Frontmatter (Required)

Every SKILL.md file must begin with YAML frontmatter containing metadata:

---
name: skill-name
description: A clear description of what the skill does and when it should be used. Use third-person (e.g., "This skill should be used when...").
license: MIT # Either license or license_path is required, not both
metadata:
  category: development # or business, etc.
  author: author-name # Optional - who created the skill
  source: # Optional - for skills from external sources
    repository: https://github.com/org/repo
    path: path/to/skill/in/repo
    license_path: path/to/LICENSE # Path to LICENSE in source repo (alternative to license)
    commit: 0123456789abcdef0123456789abcdef01234567 # Imported revision
---

Read the full file on GitHub · 106 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. 29d ago Changed · +30 lines · +484 tokens per session e3d43760956d
  2. 1mo ago First seen · 76 lines · 788 tokens per session scan A 9a7b5e141e00

Subscribe to this mod's changes

kilo-marketplace AGENTS.md is an instructions file published in the GitHub repository Kilo-Org/kilo-marketplace (195 stars, last pushed 24d ago), licensed Apache-2.0. It adds 1,272 tokens to every session, about $0.0051 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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