• PROBABILITY
  • COST
  • RISK
  • HUMAN

How to model gacha pity mechanics with your AI

Connect your game data to your AI to run mathematical simulations of pull luck. It turns raw drop rates into predictable success windows.

Ask AI about this page

Short answer

How can I use AI to simulate gacha pulls?

You provide your specific base rates and pity thresholds, then your AI runs simulations to find the most likely number of pulls needed for a target item. This gives you a clear view of expected costs and success windows.

The simulation outcomes

Where your data lands.

Your AI processes the math to give you these specific views.

PROBABILITY

Success window analysis

The AI calculates the range of pulls where you are most likely to hit your target. You get a clear look at the luck required for specific items.

COST

Expected pull counts

The AI determines the average number of pulls needed based on your pity rules. This helps you budget your resources before you start pulling.

RISK

Worst-case scenarios

The AI identifies the maximum number of pulls you might need to hit a hard pity. This shows you the absolute ceiling for your spending.

HUMAN

Manual rate adjustments

You decide when to tweak the base rates or pity steps. The AI provides the math, but you control the game logic.

The workflow

What your AI does when the data arrives.

The AI handles the heavy math so you can focus on the game design or budgeting.

  1. Input rates

    You give the AI your base drop rates and the specific rules for how pity builds up.

    calculate_pity_metrics

  2. Calculate metrics

    The AI runs the math to find the average and median pull counts for your specific setup.

    calculate_pity_metrics

  3. Map the curve

    The AI builds a visual representation of the probability of success over a series of pulls.

    generate_probability_curve

  4. Analyze results

    The AI interprets the curves and metrics to tell you exactly how much luck is needed for a guaranteed win.

    calculate_pity_metricsgenerate_probability_curve

Try it

Copy these to start.

Use these prompts to kick off your simulation.

Starting points

Swap the bracketed text with your actual game rates and pity numbers.

Gacha Pity Simulator Connector

You're all set. Choose your MCP client and follow the setup instructions.

Connector linkhttps://edge.vinkius.com/vk_preview_5MH1mWL8W41N9Uaaq8SARfODsvvtDi8AEdv0SOWm/mcp

Claude Desktop

Follow the steps below to connect in seconds.

  1. 1In Claude Desktop, open Settings → Connectors.
  2. 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
  3. 3Click Add and start a new chat — Gacha Pity Simulator capabilities are ready to use.
Configuration · claude_desktop_config.jsonCopy
{
  "mcpServers": {
    "gacha-pity-simulator-mcp": {
      "url": "https://edge.vinkius.com/vk_preview_5MH1mWL8W41N9Uaaq8SARfODsvvtDi8AEdv0SOWm/mcp"
    }
  }
}
Copy into chat04

  • Using the Gacha Pity Simulator, calculate the expected pull count for a 0.6% drop rate with a 90-pull hard pity.

  • Generate a probability curve for a gacha system where pity increases the rate by 2% every pull after 50 pulls.

  • Based on my spreadsheet of rates, what is the 95th percentile pull count for a character with a 1% base rate?

  • Run a simulation for a pity system that resets at 80 pulls and tell me the most common success window.

  • Claude
  • ChatGPT
  • Cursor
  • VS Code
  • Windsurf
  • Claude Code
  • JetBrains
  • Cline

Start here

Connect Gacha Pity Simulator once, then ask.

One click connects this MCP to your client. Your credentials stay encrypted and you can start running simulations immediately.

Connect Gacha Pity Simulator to your AI

FAQ

How the simulator behaves

  • 01

    Can the AI change the actual game's drop rates?

    No. The AI only simulates the math based on the rates you provide. It cannot touch your live game data or server settings.

  • 02

    Does the AI store my pull history?

    No. The AI processes the math you give it in the moment. It does not save or track your personal pull history.

  • 03

    Can I use this for games without a hard pity?

    Yes. You can model pure probability or soft pity systems by adjusting the input parameters.

  • 04

    Will the AI generate a graph I can download?

    The AI generates the data for the probability curve, which you can then use in your own tools or view in your chat client.

  • 05

    Can the AI predict exactly when I will get a character?

    No. It can only provide the statistical likelihood and the most probable windows based on the math.

  • More questions about Gacha Pity Simulator? The Connector page answers them. See everything the Gacha Pity Simulator Connector can do

Connect Gacha Pity Simulator to Claude, Cursor, ChatGPT & more