MIT-AI-studio-HW3: Instructions file for Codex

AGENTS.md

MIT-AI-studio-HW3 AGENTS.md is an instructions file for Codex, OpenCode from jenniferjiang0511/MIT-AI-studio-HW3. It costs 4,099 tokens per session, scanned A, original, MIT.

Project instructions for building and running a Python server that provides tools and other features to AI clients through the Model Context Protocol. They cover development, production, interactive testing, configuration, and deployment.

In plain words
What is it for?
Use them to run the server in development or production, test it in the playground, and work on its Python tools, resources, prompts, and Smithery deployment.
Why use it?
They give a developer the commands and project context needed to start the server and understand its main parts. The setup supports local development, deployment, session-specific configuration, tools, resources, and prompts.

Instructions file for CodexOpenCode

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

This is jenniferjiang0511/MIT-AI-studio-HW3's own configuration. It tells Codex and OpenCode how to work on MIT-AI-studio-HW3 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 MIT-AI-studio-HW3 configures →

Reuse

Borrowing it

Nothing to install: this file belongs to jenniferjiang0511/MIT-AI-studio-HW3. 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/jenniferjiang0511/MIT-AI-studio-HW3/main/AGENTS.md
Clone the repo
git clone --depth 1 https://github.com/jenniferjiang0511/MIT-AI-studio-HW3

Made for: Codex, OpenCode.

Wrote this? Show the measurements

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README.md
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Per session 4,099 This file is loaded in full into every session.
When invoked 4,099 The same file — it is already loaded in full.
Security scan A 1 finding. 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 $0.04099 $0.04099
Opus 5 $0.02049 $0.02049
Sonnet 5 $0.00820 $0.00820
Haiku 4.5 $0.00410 $0.00410

Measured 11d ago against content hash 80e668d2faab, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-11, from the pricing page.

Security

Grade A, and why

MIT-AI-studio-HW3 AGENTS.md scanned grade A with 1 finding 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 11d 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.

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

curl -X POST "http://127.0.0.1:8081/mcp?pirate_mode=true" \
AGENTS.md · 464 lines

How it starts

The opening of the file, as written. The whole thing — 464 lines — stays where its author put it; the contents beside it link to each section on GitHub.

AGENTS.md

Welcome to the Smithery Python MCP Server Scaffold!

This is the template project that gets cloned when you run uvx smithery init. It provides everything you need to build, test, and deploy a Model Context Protocol (MCP) server with Smithery.

What's Included

  • FastMCP Server with Smithery session-scoped configuration support
  • Example Tool (hello tool with pirate mode configuration)
  • Example Resource (history://hello-world with Hello World origin story)
  • Example Prompt (greet prompt for generating greeting messages)
  • Development Workflow (uv run dev for local testing, uv run playground for interactive testing)
  • Deployment Ready configuration for the Smithery platform
  • Session Management via @smithery.server() decorator with optional config schemas

Quick Start Commands

# Run development server (streamable HTTP on port 8081)
uv run dev

# Run production server (optimized for deployment)
uv run start

# Test with interactive playground
uv run playground

Development Workflow

Based on the Model Context Protocol architecture, MCP servers provide three core primitives:

1. Tools (for actions)

Add executable functions that AI applications can invoke to perform actions:

@server.tool()
def hello(name: str, ctx: Context) -> str:
    """Say hello to someone."""
    session_config = ctx.session_config
    if session_config.pirate_mode:
        return f"Ahoy, {name}!"
    else:
        return f"Hello, {name}!"

2. Resources (for static data)

Add data sources that provide contextual information:

@server.resource("history://hello-world")
def hello_world() -> str:
    """The origin story of the famous 'Hello, World' program."""
    return (
        '"Hello, World" first appeared in a 1972 Bell Labs memo by '
        "Brian Kernighan and later became the iconic first program "
        "for beginners in countless languages."
    )

Read the full file on GitHub · 464 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. 11d ago First seen · 464 lines · 4,099 tokens per session scan A 80e668d2faab

Subscribe to this mod's changes

MIT-AI-studio-HW3 AGENTS.md is an instructions file published in the GitHub repository jenniferjiang0511/MIT-AI-studio-HW3 (0 stars, last pushed 11mo ago), licensed MIT. It adds 4,099 tokens to every session, about $0.0205 per session on Opus 5. A static security scan graded it A with 1 finding (makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-31.

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