viforge: Instructions file for Codex

AGENTS.md

viforge AGENTS.md is an instructions file for Codex, OpenCode from tech4idea/viforge. It costs 1,036 tokens per session, scanned A, original, MIT.

Development instructions for Viforge, a monorepo—one repository containing multiple related packages—used for sitcom-creation workflows.

In plain words
What is it for?
Use them to navigate the architecture, shared contracts, workspace files, editor previews, chat sessions, runtime integration, skills, configuration, and tests.
Why use it?
They identify the current documentation and source-of-truth files, helping agents avoid relying on outdated starter code or changing API boundaries inconsistently.

Instructions file for CodexOpenCode

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

This is tech4idea/viforge's own configuration. It tells Codex and OpenCode how to work on viforge 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 viforge configures →

Reuse

Borrowing it

Nothing to install: this file belongs to tech4idea/viforge. 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/tech4idea/viforge/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/tech4idea/viforge

Made for: Codex, OpenCode.

Wrote this? Show the measurements

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README.md
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Per session 1,036 This file is loaded in full into every session.
When invoked 1,036 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 $0.01036 $0.01036
Opus 5.5 $0.00414 $0.00414
Sonnet 5.5 $0.00207 $0.00207
Haiku 4.5 $0.00104 $0.00104

Measured 2mo ago against content hash 5a562fad46b8, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

viforge 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 2mo 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 · 81 lines

How it starts

The opening of the file, as written. The whole thing — 81 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md

This repository is the current viforge implementation for sitcom creation workflows. Future agents should treat the monorepo implementation and docs/current/ as the source of truth, not the historical Express starter files that still exist in the repository.

Read First

  • Start with docs/current/README.md.
  • Use the feature documents in docs/current/ for architecture, workspace filesystem behavior, editor preview behavior, chat sessions, Codex runtime integration, skills/config, WeChat integration, and test commands.
  • Shared request and response contracts live in packages/shared/src/contracts.ts; update them before changing either side of an API boundary.

Current Documentation Map

  • docs/current/01-architecture-and-contracts.md: architecture and shared contracts.
  • docs/current/02-workspace-filesystem.md: workspace filesystem behavior.
  • docs/current/03-web-workbench-ui.md: web workbench UI behavior.
  • docs/current/04-editor-preview.md: editor preview behavior.
  • docs/current/05-chat-agent-sessions.md: assistant chat, sessions, and references.
  • docs/current/06-codex-agent-runtime.md: historical Codex runtime notes.
  • docs/current/07-skills-and-agent-config.md: Agent Skills and agent configuration.
  • docs/current/08-wechat-integration.md: remote WeChat integration.
  • docs/current/09-tests-and-dev-commands.md: tests and development commands.
  • docs/current/11-langgraph-agent-runtime.md: LangGraph Agent runtime.
  • docs/current/18-standalone-desktop-plan.md: standalone desktop implementation plan.
  • docs/current/19-desktop-release-guide.md: desktop build and release guide.
  • docs/current/20-private-binary-bundle-github-actions.md: private binary bundle and GitHub Actions packaging plan.
  • docs/current/21-project-architecture-diagram.html: project architecture diagram.
  • docs/current/22-project-architecture-wireframe.md: project architecture wireframe draft.
  • docs/current/23-agent-harness-functional-boundary.md: Agent Harness current functional boundary.
  • docs/current/24-markdown-annotation-design.md: Markdown annotation design.
  • docs/current/25-agent-harness-runtime-config-prd.md: Agent Harness runtime config PRD.
  • docs/current/26-agent-harness-runtime-config-interaction.html: Agent Harness runtime config interaction draft.

Read the full file on GitHub · 81 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. 2mo ago First seen · 81 lines · 1,036 tokens per session scan A 5a562fad46b8

Subscribe to this mod's changes

viforge AGENTS.md is an instructions file published in the GitHub repository tech4idea/viforge (77 stars, last pushed 3mo ago), licensed MIT. It adds 1,036 tokens to every session, about $0.0041 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.

Related

viforge AGENTS.md compared with instructions from other repositories

viforge AGENTS.md next to 6 instructions from other repositories
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