is_palindrome_number
Check if a number is a palindrome.
This record as markdown: /tools/io-tinyfn-tinyfn/is-palindrome-number.md
What is_palindrome_number does on TinyFn
AI agents call is_palindrome_number 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.
| Parameter | Type | Required | Description |
|---|---|---|---|
number | integer | Yes | Number to check |
Parameters from the server's own tool schema.
Why is_palindrome_number is rated Low
The tool performs a read-only validation check on numeric input. It retrieves/queries a property of the input (whether it is a palindrome) with no side effects. This aligns with the 'Read' category for tools that retrieve or query data without side effects. Given the deterministic nature of the TinyFn server and the simple mathematical property being checked, severity is low.
From the tool's definition Tool name is 'is_palindrome_number' with description 'Check if a number is a palindrome.' This is a purely informational check that returns a boolean result without modifying, executing code, deleting data, or moving money.
Attacks that exploit this kind of access
The rule that runs is_palindrome_number safely
PolicyLayer is an MCP gateway: it sits between your AI agents and TinyFn, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For is_palindrome_number, this is the rule to start with:
is_palindrome_number 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 TinyFn, apply this rule, and every is_palindrome_number call is checked against it from then on.
Questions about is_palindrome_number
Check if a number is a palindrome. It is categorised as a Read tool in the TinyFn MCP Server, which means it retrieves data without modifying state.
is_palindrome_number accepts 1 parameter: number. Required: number. The full parameter table on this page comes from the server's own tool schema.
Register the TinyFn MCP server in PolicyLayer and add a rule for is_palindrome_number: 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.
is_palindrome_number 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 is_palindrome_number 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 is_palindrome_number. 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.
is_palindrome_number 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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