probability_calculator
A read tool on the Math MCP server.
This record as markdown: /tools/111-test-111-math-mcp-server/probability-calculator.md
What probability_calculator does on Math MCP Server
AI agents call probability_calculator to retrieve information from Math MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why probability_calculator is rated Low
A probability calculator in a math MCP server computes probabilities from input parameters—a read-only operation that retrieves or derives mathematical results. The presence of related tools like 'expression_evaluator' and 'calculus_engine' reinforces this as a computational utility. No evidence suggests destructive, financial, or code-execution capabilities.
From the tool's definition Tool name 'probability_calculator' and sibling context (math computation tools) indicate this performs calculations and queries on probability data without modifying external state. Description is empty, limiting precision.
Attacks that exploit this kind of access
The rule that runs probability_calculator safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Math MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For probability_calculator, this is the rule to start with:
probability_calculator is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Math MCP Server, apply this rule, and every probability_calculator call is checked against it from then on.
Questions about probability_calculator
probability_calculator is a read tool on the Math MCP Server MCP server. It is categorised as a Read tool in the Math MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Math MCP Server MCP server in PolicyLayer and add a rule for probability_calculator: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Math MCP Server. Nothing to install.
probability_calculator is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the probability_calculator rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for probability_calculator. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
probability_calculator is provided by the Math MCP Server MCP server (111-test-111/math-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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