vibes-plug: Instructions file for Codex

AGENTS.md

vibes-plug AGENTS.md is an instructions file for Codex, OpenCode from roedyrustam/vibes-plug. It costs 4,403 tokens per session, scanned A, original, MIT.

Project instructions stored in an AGENTS.md file for vibes-plug, a collection of shared skills and rules for AI coding agents. They cover skill coordination and cooperation between multiple agents across several coding platforms.

In plain words
What is it for?
Use them when adding skills, updating orchestration rules, or coordinating agents in the vibes-plug ecosystem.
Why use it?
They keep newly added skills connected to the project’s orchestrators and define how multiple agents should coordinate their work.

Instructions file for CodexOpenCode

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

This is roedyrustam/vibes-plug's own configuration. It tells Codex and OpenCode how to work on vibes-plug 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 vibes-plug configures →

Reuse

Borrowing it

Nothing to install: this file belongs to roedyrustam/vibes-plug. 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/roedyrustam/vibes-plug/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/roedyrustam/vibes-plug

Made for: Codex, OpenCode.

Wrote this? Show the measurements

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Per session 4,403 This file is loaded in full into every session.
When invoked 4,403 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 $0.04403 $0.04403
Opus 5.5 $0.01761 $0.01761
Sonnet 5.5 $0.00881 $0.00881
Haiku 4.5 $0.00440 $0.00440

Measured today against content hash aee824e7c107, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

vibes-plug 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 · 174 lines

How it starts

The opening of the file, as written. The whole thing — 174 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Core Rule for Vibes-Plug Agents

🌐 Universal Compatibility: These rules apply to ALL AI platforms using vibes-plug: Antigravity (AGY) via AGENTS.md | Claude Code via CLAUDE.md + .claude/rules/ | Cursor IDE via .cursorrules + .cursor/rules/ | OpenAI Codex via CODEX.md + .codex/rules/ Each platform has its own entry point, but the core rules and 176 skills are shared.

MANDATORY: LLM-Agnostic & IDE Universal Compatibility

CRITICAL RULE: This Swarm Architecture is strictly model-agnostic. It is engineered to extract maximum reasoning capabilities from ALL Latest Frontier Models across all IDE tiers:

  • High Fast / Low-Latency Tier: xAI Grok 4.7 High Fast / Grok 4.6 High Fast (sub-second TTFT, real-time web compute, lightning test iterations), Cursor Composer 2.5 Fast (native multi-file diff engine & fast refactoring).
  • Medium / Balanced Tier: Google Gemini 4 Argon Medium (2M+ monolithic context, native caching), OpenAI GPT-5.6 Sol Medium (strict tool calling & structured contracts), Anthropic Claude Opus 5.5 Medium (balanced deep architectural comprehension).
  • High / Extended Thinking Tier: Anthropic Claude Sonnet 5.5 High (flagship fullstack reasoning & extended thinking), Anthropic Claude Fable 5.1 High (prompt-cache optimized agentic workflows), Muse Wonder High (exploratory reasoning & generative design synthesis), Google Gemini 4 Pro / Project Astra, and DeepSeek-R1 / Pro / V3. The AI MUST adapt the orchestration payload according to its native context window, execution tier, and thinking budget.

MANDATORY: Availability Fallback Invariant (Invarian Pengalihan Ketersediaan)

When a frontier model is not yet provisioned, reaches rate/quota limits, or is temporarily unavailable in the user's environment:

  • Gemini 4 Fallback (Argon & Pro): Automatically and seamlessly degrade tasks to Gemini 3.8 Flash (preserving 1M+ context window, native context caching, and sub-100ms TTFT).
  • Claude Opus 5.5 Fallback: Automatically and seamlessly degrade tasks to Claude Opus 4.6 (preserving deep architectural reasoning and cross-domain logic validation).
  • Never fail with unhandled missing-model errors or stub implementations; execute immediately through the fallback path with zero disruption.

Read the full file on GitHub · 174 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 aee824e7c107
  2. 2d ago Changed fb63ee138d33
  3. 3d ago Changed · +4 lines · +330 tokens per session 2080a4505ac0
  4. 5d ago Changed · +11 lines · +467 tokens per session 1ff2ac5f9df5
  5. 6d ago Changed · +1 lines · -2 tokens per session ab05b531eaf3
  6. 7d ago Changed 59fccad9bc5d
  7. 10d ago Changed · +8 tokens per session cb3fba25df48
  8. 18d ago Changed · +2 lines · +207 tokens per session 7ae99756a5df
  9. 20d ago Changed · +21 tokens per session 584dae9e09ae
  10. 21d ago First seen · 156 lines · 3,372 tokens per session scan A 5a159e73d9d4

Subscribe to this mod's changes

vibes-plug AGENTS.md is an instructions file published in the GitHub repository roedyrustam/vibes-plug (114 stars, last pushed today), licensed MIT. It adds 4,403 tokens to every session, about $0.0176 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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