my-eca-config: Instructions file for Codex

AGENTS.md

my-eca-config AGENTS.md is an instructions file for Codex, OpenCode from DavidVujic/my-eca-config. It costs 3,241 tokens per session, scanned A, original, MIT.

A repository instruction file that tells coding agents which skills and workflows to use for reviews, Five Whys analysis, summaries, pull requests, planning, and commits.

In plain words
What is it for?
Use it as the operating guide for agent behavior in the DavidVujic/my-eca-config repository, including selecting the relevant subagent or skill for each task.
Why use it?
It gives agents consistent project-specific rules so similar requests follow the repository’s intended procedures and formatting.

Instructions file for CodexOpenCode

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

This is DavidVujic/my-eca-config's own configuration. It tells Codex and OpenCode how to work on my-eca-config 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 my-eca-config configures →

Reuse

Borrowing it

Nothing to install: this file belongs to DavidVujic/my-eca-config. 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/DavidVujic/my-eca-config/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/DavidVujic/my-eca-config

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.

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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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<a href="https://agentmods.dev/instructions/davidvujic/my-eca-config/agents-md"><img src="https://agentmods.dev/badge/instructions/davidvujic/my-eca-config/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 3,241 This file is loaded in full into every session.
When invoked 3,241 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 $0.03241 $0.03241
Opus 5.5 $0.01296 $0.01296
Sonnet 5.5 $0.00648 $0.00648
Haiku 4.5 $0.00324 $0.00324

Measured today against content hash f6a028e4693d, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

my-eca-config 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 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.

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 · 161 lines

How it starts

The opening of the file, as written. The whole thing — 161 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md

Communication style

The following skill is included automatically via this mention; every agent and subagent follows it in chat and in reports, without loading it: @skills/concise-style/SKILL.md

Review instructions

When the user asks for a code review / PR review / diff review:

  1. Load the git-changes-context skill via eca__skill and run its commands with eca__git yourself. Subagents have no eca__git.
  2. If the result is error: "NO_DIFF_FOUND", reply {"status":"no_changes"} and do not spawn code-review.
  3. Otherwise spawn the code-review subagent configured in agents/code-review.md, passing the raw diff_context and the exact diff_source_command.

After the subagent returns:

  • Summarize the findings; if there are none, say "No issues found."
  • Spot-check findings that name callers outside the diff with eca__editor_references before acting on them.
  • Address critical and high findings; route fixes to the implement subagent. For each finding you do not act on, state why.
  • End with actions taken and findings left open.

PR review comments instructions

When the user asks to handle review comments on a pull request:

  • Fetch them with eca__git: gh pr view <n> --comments for the conversation and gh api repos/{owner}/{repo}/pulls/<n>/comments for inline threads (file, line, body, author).
  • Judge each comment against the code, not the description: read the cited range with eca__read_file, resolve the symbol with eca__editor_definition, and check blast radius with chiasmus_graph analysis="impact" before agreeing or disagreeing.
  • Group the outcome per comment: accept (with the planned change), reject (with evidence), or needs clarification.
  • Delegate accepted changes to implement in one batch, then repeat the Review instructions (fetch a fresh diff, then rerun code-review) on the result.

Delegation instructions

  • Hand subagents concrete inputs: absolute file paths, the files list for Chiasmus, exact lines from the diff, and the acceptance criteria. Do not make them rediscover what you already know.
  • Use the built-in explorer subagent for broad codebase reading that would otherwise flood this context; keep the summary, not the raw files.
  • Treat subagent output as a claim. After implement: eca__editor_diagnostics, then the qa-check subagent when code changed. After code-review: the spot-check described above. After qa-check: read the failures yourself before deciding the next step.
  • Do not redo a subagent's work in the main context; if the result is unusable, respawn with the missing input.
  • If implement reports a user-rejected edit, do not retry automatically. Use the user's existing correction or ask via eca__ask_user, then resume the same subagent with the chat_id from spawn_agent. If it cannot be resumed, spawn a new implement with a handoff and the current file state.

Read the full file on GitHub · 161 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 · +4 lines · +229 tokens per session f6a028e4693d
  2. 21d ago Changed · +3 lines · +28 tokens per session 188e0a127f2c
  3. 1mo ago Changed · +1 lines · +182 tokens per session b1fa74252f51
  4. 1mo ago Changed · +16 tokens per session 413c08a0d704
  5. 1mo ago Changed · +54 lines · +957 tokens per session 4367222b3d07
  6. 1mo ago Changed · +7 lines · +110 tokens per session 398b31dbf82e
  7. 1mo ago First seen · 92 lines · 1,719 tokens per session scan A 4db8f2ce9b53

Subscribe to this mod's changes

my-eca-config AGENTS.md is an instructions file published in the GitHub repository DavidVujic/my-eca-config (11 stars, last pushed yesterday), licensed MIT. It adds 3,241 tokens to every session, about $0.0130 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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