modal-mcp: Instructions file for Codex

AGENTS.md

modal-mcp AGENTS.md is an instructions file for Codex, OpenCode from php-workx/modal-mcp. It costs 385 tokens per session, scanned A, original, Apache-2.0.

A repository instruction file for a local, read-only connector that lets agents inspect Modal state, where Modal is a platform for running workloads in the cloud.

In plain words
What is it for?
Running the project’s tests, checks, diagnostics, and local server workflows while maintaining its security and approval rules.
Why use it?
It keeps the agent within project rules: use the managed environment, protect credentials, preserve read-only behavior, and leave merges and releases to a human.

Instructions file for CodexOpenCode

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

This is php-workx/modal-mcp's own configuration. It tells Codex and OpenCode how to work on modal-mcp 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 modal-mcp configures →

Reuse

Borrowing it

Nothing to install: this file belongs to php-workx/modal-mcp. 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/php-workx/modal-mcp/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/php-workx/modal-mcp

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.

agentmods badge for modal-mcp AGENTS.md

README.md
[![agentmods](https://agentmods.dev/badge/instructions/php-workx/modal-mcp/agents-md/github.svg)](https://agentmods.dev/instructions/php-workx/modal-mcp/agents-md)
Your own site
<a href="https://agentmods.dev/instructions/php-workx/modal-mcp/agents-md"><img src="https://agentmods.dev/badge/instructions/php-workx/modal-mcp/agents-md/github.svg" alt="Measured on agentmods" height="20"></a>

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.

agentmods 80×15 button for modal-mcp AGENTS.md

Your own site · 80×15
<a href="https://agentmods.dev/instructions/php-workx/modal-mcp/agents-md"><img src="https://agentmods.dev/badge/instructions/php-workx/modal-mcp/agents-md.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 385 This file is loaded in full into every session.
When invoked 385 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 $0.00385 $0.00385
Opus 5.5 $0.00154 $0.00154
Sonnet 5.5 $0.00077 $0.00077
Haiku 4.5 $0.00038 $0.00038

Measured 2mo ago against content hash 2852eee99770, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

modal-mcp 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 · 58 lines

What it actually says

AGENTS.md

AGENTS.md is the durable instruction file for this repo.

What This Repo Is

modal-mcp is a local, read-oriented MCP server for inspecting Modal state. The core product boundary is that credentials stay local and the default tool surface is read-only.

Hard Rules

  • Preserve the read-only default posture unless a task explicitly asks for mutating behavior.
  • Never check real Modal credentials or secrets into the repo.
  • Prefer the repo’s uv-managed Python environment over ambient Python.
  • Keep local-file secret handling and .env-driven setup intact.
  • Never merge pull requests or create releases without explicit user approval. Agents may prepare, review, and push changes, but the human must trigger merges, releases, and any action that modifies the default branch.

Common Commands

uv sync --extra dev
uv run pytest
uv run ruff check .
uv run modal-mcp doctor --env-file .env
uv run modal-mcp run --env-file .env

Optional stricter checks if needed:

uv run mypy src
uv run pip-audit

Common Workflows

1. Server or tool changes

  1. Run tests and lint through uv.
  2. Preserve the read-oriented tool contract unless the task explicitly changes that product decision.
  3. Keep setup and doctor flows working for local users.

2. Credential or setup changes

  1. Do not replace file-based secret handling with checked-in secrets.
  2. Keep .env and .secrets/ semantics local-only.
  3. If setup behavior changes, update the README examples too.

References

  • README.md — product boundaries and setup flow
  • pyproject.toml — runtime and dev-tool entry points
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 · 58 lines · 385 tokens per session scan A 2852eee99770

Subscribe to this mod's changes

modal-mcp AGENTS.md is an instructions file published in the GitHub repository php-workx/modal-mcp (0 stars, last pushed 5mo ago), licensed Apache-2.0. It adds 385 tokens to every session, about $0.0015 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 2026-08-31.

Related

modal-mcp AGENTS.md compared with instructions from other repositories

modal-mcp AGENTS.md next to 6 instructions from other repositories
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