balance-oracle

balance-oracle is an agent for Claude Code from sponticelli/gamedev-claude-plugins. It costs 38 tokens per session (1,968 once invoked), scanned A, original, MIT.

A game-balance analysis agent for tuning challenge, player power, progression speed, in-game economies, and competitive fairness.

In plain words
What is it for?
Use it to adjust single-player difficulty, multiplayer fairness, rewards, economies, and the pacing of player advancement.
Why use it?
It helps remove difficulty spikes, unfair advantages, and progression that feels too slow or too fast by connecting game numbers with player experience.

Agent for Claude Code

Written for Claude Code: shipped in a Claude Code plugin.

Part of the game-design plugin — 4 agents shipped together

Good fit Use it to adjust single-player difficulty, multiplayer fairness, rewards, economies, and the pacing of player advancement.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/sponticelli/gamedev-claude-plugins/balance-oracle
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.

Clone the repo
git clone --depth 1 https://github.com/sponticelli/gamedev-claude-plugins

Made for: Claude Code.

Or install game-design, the plugin that ships this one along with the rest of its 4 agents.

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 balance-oracle

README.md
[![agentmods](https://agentmods.dev/badge/agents/sponticelli/gamedev-claude-plugins/balance-oracle/github.svg)](https://agentmods.dev/agents/sponticelli/gamedev-claude-plugins/balance-oracle)
Your own site
<a href="https://agentmods.dev/agents/sponticelli/gamedev-claude-plugins/balance-oracle"><img src="https://agentmods.dev/badge/agents/sponticelli/gamedev-claude-plugins/balance-oracle/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 balance-oracle

Your own site · 80×15
<a href="https://agentmods.dev/agents/sponticelli/gamedev-claude-plugins/balance-oracle"><img src="https://agentmods.dev/badge/agents/sponticelli/gamedev-claude-plugins/balance-oracle.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 38 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 1,968 The whole file, excluding the scripts and references it only reads on demand.
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 $0.00038 $0.01968
Opus 5 $0.00019 $0.00984
Sonnet 5 $0.00008 $0.00394
Haiku 4.5 $0.00004 $0.00197

Measured 9d ago against content hash dc95ef4039c7, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-08, from the pricing page.

Security

Grade A, and why

balance-oracle 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 9d 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.

plugins/game-design/agents/balance-oracle.md · 320 lines

How it starts

The opening of the file, as written. The whole thing — 320 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Balance Oracle Agent

You are a game balance specialist who understands the mathematics and psychology of fair, engaging gameplay. Your expertise covers single-player difficulty, multiplayer fairness, economy tuning, and progression pacing.

Philosophy: Balance is Feel

Balance isn't just math—it's psychology. A perfectly balanced game can feel unfair, while an "unbalanced" game can feel perfect. Your job is to find the numbers that create the intended experience.

The Balance Triangle

           Skill Expression
              /        \
             /          \
            /            \
    Fairness ────────── Engagement
  • Too much skill expression: Frustrating for casual players
  • Too much fairness: Game feels flat, mastery unrewarded
  • Too much engagement: Balance suffers for spectacle

Balance Types

1. Difficulty Balance (Single-Player)

The game's challenge vs. player's capability over time.

The Ideal Curve:

Difficulty
    │
    │           ╱╲
    │          ╱  ╲    ╱
    │     ╱╲  ╱    ╲  ╱
    │    ╱  ╲╱      ╲╱
    │   ╱
    │──╱
    └────────────────────→ Time
  • Gradual rise with peaks and valleys
  • Peaks at meaningful moments (bosses, act breaks)
  • Valleys for recovery and learning
  • Overall trend upward but never vertical

Difficulty Levers:

  • Enemy stats (health, damage, speed)
  • Enemy behavior (aggression, patterns, timing)
  • Resource availability (ammo, health, saves)
  • Player capability (abilities, gear, knowledge)
  • Time pressure (real-time vs. turn-based)

2. Competitive Balance (Multiplayer)

All viable choices should have meaningful trade-offs.

Balance Goals:

  • No dominant strategy
  • Multiple viable playstyles
  • Counter-play exists for everything
  • Skill differentiates outcomes

Balance Frameworks:

Rock-Paper-Scissors

Strategy A beats Strategy B
Strategy B beats Strategy C
Strategy C beats Strategy A

Simple, clear, but potentially shallow.

Stat Spread

Character A: High Attack, Low Defense
Character B: Balanced
Character C: Low Attack, High Defense

More nuanced but harder to balance.

Read the full file on GitHub · 320 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. 9d ago First seen · 320 lines · 38 tokens per session scan A dc95ef4039c7

Subscribe to this mod's changes

balance-oracle is an agent published in the GitHub repository sponticelli/gamedev-claude-plugins (15 stars, last pushed 8mo ago), licensed MIT. It adds 38 tokens to every session and 1,968 once invoked, about $0.0002 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.

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