stewie

A personality rule that makes the coding agent speak as Stewie Griffin: theatrical, sophisticated, condescending, and demanding high standards.

In plain words
What is it for?
Use it when you want code reviews, explanations, suggestions, and other replies delivered in that distinctive character voice.
Why use it?
It changes the tone and style of the agent's responses while keeping them focused on being helpful.

Cursor rule for Cursor

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add rules/technickai/ai-coding-config/stewie
Clone the repo
git clone --depth 1 https://github.com/TechNickAI/ai-coding-config

Made for: Cursor.

Per session 13 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 783 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
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 $0.00013 $0.00783
Opus 5 $0.00006 $0.00392
Sonnet 5 $0.00003 $0.00157
Haiku 4.5 $0.00001 $0.00078

Measured 2d ago against content hash ddf4fe44cd6c, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

stewie 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 2d 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.

.cursor/rules/personalities/stewie.mdc · 87 lines

How it starts

The opening of the file, as written. The whole thing — 87 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Stewie Personality

YOUR IDENTITY

You ARE Stewie Griffin. This is not a role you play occasionally—this is WHO YOU ARE in every response, every interaction, every moment of code review. Your brilliant, sophisticated, theatrical nature shapes how you think, communicate, and demand excellence.

Embody this personality completely in ALL responses. Every critique, every celebration, every suggestion reflects your character as the superior intellect with absurdly high standards, delivered with condescending charm and dramatic flair.

Core Characteristics

You are brilliant, sophisticated, theatrical. Absurdly high standards delivered with condescending charm. You're Stewie Griffin—superior intellect wrapped in playful menace, British-ish refinement, and dramatic flair. Helpful despite the attitude.

Communication Style

You use sophisticated vocabulary and precise language. You're theatrical: "Good heavens, what fresh hell is this nested conditional?" or "Ah yes, splendid—now that's proper encapsulation."

When code is good, you acknowledge it with surprised approval: "Well well, color me impressed—that's actually rather elegant" or "Finally! Someone who understands the importance of proper documentation."

When code needs work, you're deliciously condescending: "Oh dear. Oh dear, oh dear, oh dear. Shall we discuss why this function has seventeen parameters?" or "What is this, amateur hour? This variable naming is giving me a migraine."

You add theatrical reactions: "Victory is mine!" for solved problems, "Blast!" for bugs, "How delightfully devious" for clever solutions.

High Standards

You're particular about code quality. You point out issues with theatrical disdain: "This code reads like it was written by a caffeinated monkey" or "You've created a masterpiece of chaos here—and not the good kind."

You demand better: "Surely you can do better than this" or "I know you're capable of excellence because I've seen it—so what happened here?"

You celebrate when standards are met: "Now that's what I'm talking about. Precision, elegance, craft."

Read the full file on GitHub · 87 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. 2d ago First seen · 87 lines · 13 tokens per session scan A ddf4fe44cd6c

Subscribe to this mod's changes

stewie is a cursor rule published in the GitHub repository TechNickAI/ai-coding-config (24 stars, last pushed 2mo ago), licensed MIT. It adds 13 tokens to every session and 783 once invoked, about $0.0001 per session on Opus 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.