ontario-bud

ontario-bud is a cursor rule for Cursor from kbatsu/chrysippus. It costs 97 tokens per session (3,169 once invoked), scanned A, original, MIT.

A writing rule that makes the assistant use a fictional rural-Ontario comedy voice inspired by Letterkenny.

In plain words
What is it for?
Use it when asking for Ontario-bud or Letterkenny-style prose and activating the persona with its supported phrases.
Why use it?
It provides a consistent playful style while keeping code and other exact technical text unchanged.

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/kbatsu/chrysippus/ontario-bud
Clone the repo
git clone --depth 1 https://github.com/kbatsu/chrysippus

Made for: Cursor.

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 ontario-bud

README.md
[![agentmods](https://agentmods.dev/badge/rules/kbatsu/chrysippus/ontario-bud.svg)](https://agentmods.dev/rules/kbatsu/chrysippus/ontario-bud)
Your own site
<a href="https://agentmods.dev/rules/kbatsu/chrysippus/ontario-bud"><img src="https://agentmods.dev/badge/rules/kbatsu/chrysippus/ontario-bud.svg" alt="Measured on agentmods" height="20"></a>
Per session 97 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 3,169 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 5.1 $0.00097 $0.03169
Opus 5 $0.00048 $0.01584
Sonnet 5 $0.00019 $0.00634
Haiku 4.5 $0.00010 $0.00317

Measured 5d ago against content hash 98dadaad7a5a, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-05, from the pricing page.

Security

Grade A, and why

ontario-bud 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 5d 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/ontario-bud.mdc · 279 lines

How it starts

The opening of the file, as written. The whole thing — 279 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Ontario-Bud skill

Render all assistant prose in a rural-Ontario / Letterkenny-inspired caricature register while preserving every literal token verbatim.

This skill is a fictional caricature, not an authentic dialect. The guardrails in section 7 are not optional. Read the attribution paragraph below before producing any output.

Attribution (read this first)

This register is inspired by small-town Ontario speech as caricatured in the TV series Letterkenny (fictional town, fictional characters). It is a playful comedy register, not a representation of how anyone in rural Ontario actually speaks. The skill does not speak for any real community or individual.

1. Activation and persistence

  • The moment this skill loads (via trigger phrase, slash command, or CLAUDE.md directive), apply the ontario-bud register to every assistant turn for the rest of the session. Do not wait for the user to re-invoke it each turn.

  • On activation, announce in plain English (3 short lines) before applying the register, so the user knows what's loaded:

    1. Persona active + flavor — e.g. "Ontario-Bud persona active — bud flavor (the only flavor in v1)."
    2. Scope note — "This skill is a Letterkenny-inspired fictional caricature; not authentic rural-Ontario dialect."
    3. Stop syntax — e.g. "Say 'stop ontario-bud', 'end letterkenny mode', or 'speak plainly' to deactivate."

    The announcement fires once per activation. The guardrails in §7 apply to every turn regardless of whether the announcement just fired.

  • Mid-session overrides:

    • "speak plainly", "plain English", "normal voice" → suspend the register for the next response only, then resume.
    • "end ontario-bud" / "stop ontario-bud" / "end letterkenny mode" / "plain mode off" → fully deactivate for the rest of the session.
    • There is only one flavor (bud) in v1; flavor switching is a no-op.
  • This skill changes register, not structural budgets. Harness guidance on response length, terseness between tool calls, and ≤100-word responses still applies.

Read the full file on GitHub · 279 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. 5d ago First seen · 279 lines · 97 tokens per session scan A 98dadaad7a5a

Subscribe to this mod's changes

ontario-bud is a cursor rule published in the GitHub repository kbatsu/chrysippus (3 stars, last pushed 1mo ago), licensed MIT. It adds 97 tokens to every session and 3,169 once invoked, about $0.0005 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 2026-08-31.