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calculate_percentile

Calculate a specific percentile.

SERVERTinyFn SOURCEhttps://api.tinyfn.io/mcp/all/
Low RISK CLASS
Category Read
Parameters 22 required
Recommended Allowedsee the rule below
Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-tinyfn-tinyfn/calculate-percentile.md

What calculate_percentile does on TinyFn

AI agents call calculate_percentile to retrieve information from TinyFn without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

ParameterTypeRequiredDescription
numbers string Yes Comma-separated numbers
percentile number Yes Percentile to calculate

Parameters from the server's own tool schema.

Why calculate_percentile is rated Low

This is a deterministic mathematical function that computes a statistical measure (percentile) from provided data. It performs no I/O beyond returning a result, does not execute code or commands, and causes no data modification or destruction. It belongs in the Read category as a data derivation tool. Severity is low because misuse poses minimal risk—at worst, incorrect statistical analysis.

From the tool's definition Tool name 'calculate_percentile' and description 'Calculate a specific percentile' indicate a pure computational operation that retrieves or derives a statistical value from input data without modifying, executing external operations, or creating side effects.

Questions about calculate_percentile

What does the calculate_percentile tool do? +

Calculate a specific percentile. It is categorised as a Read tool in the TinyFn MCP Server, which means it retrieves data without modifying state.

What parameters does calculate_percentile accept? +

calculate_percentile accepts 2 parameters: numbers, percentile. Required: numbers, percentile. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on calculate_percentile? +

Register the TinyFn MCP server in PolicyLayer and add a rule for calculate_percentile: 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 TinyFn. Nothing to install.

What risk level is calculate_percentile? +

calculate_percentile is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit calculate_percentile? +

Yes. Add a rate_limit block to the calculate_percentile 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.

How do I block calculate_percentile completely? +

Set action: deny in the PolicyLayer policy for calculate_percentile. 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.

What MCP server provides calculate_percentile? +

calculate_percentile is provided by the TinyFn MCP server (https://api.tinyfn.io/mcp/all/). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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