Dice Probability Calculator Connector for AI agents.
3 live capabilities
Calculate exact dice roll probabilities and distributions for tabletop gaming.
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Why people use Dice Probability Calculator
Dice Probability Calculator for TTRPG Game Balance
This Connector fixes that by letting your agent do the math for you. Just tell your agent the dice pool and the target number, and it uses the Dice Probability Calculator to give you the exact percentage. You get to keep the game moving while staying mathematically consistent.
What Vinkius changes
You get mathematically accurate dice probabilities without doing any manual calculations.
Use it from Claude, ChatGPT, Cursor or another AI client you already have.
One account · 6,100+ Connectors
- Real-world use case 01
Balancing a Boss Fight
A GM asks their agent to check the odds of a party of four players rolling a total of 20+ on 4d8 to see if a trap is too hard.
- Real-world use case 02
Loot Table Generation
A designer wants to know the probability of rolling a natural 20 on a 3d10 pool to determine rare item drops.
- Real-world use case 03
D&D 5e Mechanics
A player wants to know the chance of hitting a high AC if they have advantage, using the drop-lowest calculation.
Complete set · 3capabilities
The complete Dice Probability Calculator capability set.
These are the exact actions your AI can choose when you ask it to work with Dice Probability Calculator.
01—03
3 capabilities in this set.
Part of 3 available through Dice Probability Calculator.
- 01 Capability
Compare roll mechanics
Quantifies the impact of changing a roll mechanic
- 02 Capability
Calculate threshold probability
Determines the probability of achieving a result >= target value
- 03 Capability
Compute dice distribution
G., "1d6"). Supports modifiers, dropCount, and mechanics like advantage/disadvantage. Computes the statistical profile for a dice notation
Set up in minutes
One URL. Then ask Dice Probability Calculator to work.
Claude and ChatGPT only need the Connector URL. Copy it once, add it in settings, and use Dice Probability Calculator from the conversation.
Choose your client
Live previewAdvanced clients IDE · CLI
Claude · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_esSjxT4CJGriuAXogM5fyFoS9yAUN6QOUgkp93EL/mcp - Step 01
Open Connectors
In Claude Web or Claude Desktop, open Settings and choose Connectors.
- Step 02
Add the URL
Choose Add custom connector, name it Dice Probability Calculator, and paste the URL above.
- Step 03
Turn it on in chat
Select +, open Connectors, and enable Dice Probability Calculator for the conversation.
ChatGPT · Web + desktop
Connector URL · ready to paste
Streamable HTTPhttps://edge.vinkius.com/vk_preview_esSjxT4CJGriuAXogM5fyFoS9yAUN6QOUgkp93EL/mcp - Step 01
Open MCP settings
On desktop, open Settings and MCP servers. On web, open your workspace app or connector settings.
- Step 02
Add the URL
Choose Add server with Streamable HTTP, or create a custom MCP app, then paste the Dice Probability Calculator URL.
- Step 03
Save and start
Save the connection and enable Dice Probability Calculator in your conversation. Desktop may ask you to restart once.
Cursor · IDE configuration
Advanced setup
{
"mcpServers": {
"dice-probability-calculator": {
"url": "https://edge.vinkius.com/vk_preview_esSjxT4CJGriuAXogM5fyFoS9yAUN6QOUgkp93EL/mcp"
}
}
}- Step 01
Open MCP Settings
Press Cmd+Shift+P (macOS) or Ctrl+Shift+P (Windows/Linux) → search "MCP Settings"
- Step 02
Add the server config
Paste the JSON configuration above into the mcp.json file that opens
- Step 03
Save the file
Cursor will automatically detect the new Connector
- Step 04
Start using Dice Probability Calculator
Open Agent mode in chat and ask: "Using Dice Probability Calculator, help me...". 3 tools available
VS Code Copilot · IDE configuration
Advanced setup
{
"mcpServers": {
"dice-probability-calculator": {
"url": "https://edge.vinkius.com/vk_preview_esSjxT4CJGriuAXogM5fyFoS9yAUN6QOUgkp93EL/mcp"
}
}
}- Step 01
Create MCP config
Create a .vscode/mcp.json file in your project root
- Step 02
Add the server config
Paste the JSON configuration above
- Step 03
Enable Agent mode
Open GitHub Copilot Chat and switch to Agent mode using the dropdown
- Step 04
Start using Dice Probability Calculator
Ask Copilot: "Using Dice Probability Calculator, help me...". 3 tools available
Windsurf · IDE configuration
Advanced setup
{
"mcpServers": {
"dice-probability-calculator": {
"url": "https://edge.vinkius.com/vk_preview_esSjxT4CJGriuAXogM5fyFoS9yAUN6QOUgkp93EL/mcp"
}
}
}- Step 01
Open MCP Settings
Go to Settings → MCP Configuration or press Cmd+Shift+P and search "MCP"
- Step 02
Add the server
Paste the JSON configuration above into mcp_config.json
- Step 03
Save and reload
Windsurf will detect the new server automatically
- Step 04
Start using Dice Probability Calculator
Open Cascade and ask: "Using Dice Probability Calculator, help me...". 3 tools available
Cline · IDE configuration
Advanced setup
{
"mcpServers": {
"dice-probability-calculator": {
"url": "https://edge.vinkius.com/vk_preview_esSjxT4CJGriuAXogM5fyFoS9yAUN6QOUgkp93EL/mcp"
}
}
}- Step 01
Open Cline MCP Settings
Click the Connectors icon in the Cline sidebar panel
- Step 02
Add remote server
Click "Add Connector" and paste the configuration above
- Step 03
Enable the server
Toggle the server switch to ON
- Step 04
Start using Dice Probability Calculator
Ask Cline: "Using Dice Probability Calculator, help me...". 3 tools available
Claude Code · Terminal command
Advanced setup
claude mcp add dice-probability-calculator --transport http "https://edge.vinkius.com/vk_preview_esSjxT4CJGriuAXogM5fyFoS9yAUN6QOUgkp93EL/mcp"- Step 01
Install Claude Code
Run npm install -g @anthropic-ai/claude-code if not already installed
- Step 02
Add the Connector
Run the command above in your terminal
- Step 03
Verify the connection
Run claude mcp to list connected servers, or type /mcp inside a session
- Step 04
Start using Dice Probability Calculator
Ask Claude: "Using Dice Probability Calculator, show me...". 3 tools are ready
Where the request belongs
Work Dice Probability Calculator can move forward.
This is for TTRPG Game Masters who need to balance encounter difficulty, game designers building loot tables, and statisticians who need quick dice distributions.
Game Master (GM)
Balances boss fight difficulty by checking the odds of specific player success rates during session planning.
Game Designer
Builds balanced loot tables and drop mechanics for tabletop games or RPG systems.
Statistician
Quickly generates probability distributions for various dice-based random events in research.
Build the capability set
Add more capabilities.
Each Connector adds new actions and data without changing how you work.
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Drop Rate Calculator
Calculate item drop probabilities, pity mechanics, and expected resource usage for loot-based systems.
Loot Drop Simulator
A probabilistic engine for simulating and analyzing randomized item distribution patterns in RPG loot systems.
Loot Table Balancer
Precision utility for calculating, normalizing, and auditing loot table probabilities and economic expected values.
Bring your own AI
Change the model, client or framework. Keep Dice Probability Calculator connected.
-
Claude -
ChatGPT -
Gemini -
Cursor -
VS Code -
Windsurf -
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Cline -
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Before you connect
Questions about Dice Probability Calculator.
The practical details behind the request, access and result.
Can the Dice Probability Calculator handle D&D 5e advantage?
Yes, it can. It specifically includes a capability to calculate sums after dropping the lowest die, which is how advantage works in many tabletop systems.
Does the Dice Probability Calculator work for large dice pools?
Yes, it does. For pools larger than 10 dice, it switches to high-precision Monte Carlo simulations to ensure you get accurate results quickly.
Can I use the Dice Probability Calculator to check loot drop chances?
Definitely. You can use it to see how often specific faces appear in a pool, which is perfect for creating balanced loot tables.
Is the Dice Probability Calculator accurate for small dice rolls?
It's very accurate. For pools up to 10 dice, it uses exact combinatorial math to give you the precise probability.
How do I use the Dice Probability Calculator for game balancing?
You can ask your agent to calculate the success rate of various player actions. This helps you ensure that boss fights and traps are tuned correctly for your players.
Can the Dice Probability Calculator handle different types of dice?
Yes, it can calculate probabilities for any dice combination you describe, including various sums and face frequencies.
How accurate are the results?
For pools of 10 dice or fewer, the engine uses exact combinatorial logic for 100% precision. For larger pools, it utilizes Monte Carlo simulation, which provides a highly accurate estimate with negligible error.
Can I calculate probabilities for custom dice?
Yes. You can specify any number of sides per die, allowing you to model standard dice like d6 or d20, as well as custom configurations.
Does it support mechanics like 'drop the lowest'?
Yes, using the modified_distribution_probability capability, you can calculate the probability of a sum after removing the lowest N dice from your pool.
What dice notations are supported?
The engine supports standard notation like '1d20', '2d6+3', and complex rules like '4d6' with the dropCount parameter to simulate dropping the lowest die.
How can I calculate my chance of success against a specific DC?
Use the calculate_threshold_probability capability. Provide your dice notation and the target value (DC) to get the exact percentage chance of success.
Can I compare advantage vs. disadvantage?
Yes, the compare_roll_mechanics capability allows you to compare a base roll against 'advantage' or 'disadvantage' using metrics like mean or threshold success.
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Give your agent a direct line to Dice Probability Calculator.
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