suggest_questions
What can I ask Pipeworx? / what is Pipeworx good for? / what can you do? / give me ideas / show me examples / getting started / what data do you have? — the onboarding entry point for an agent that just connected and wants to know what is worth asking. Returns category-bucketed example questions ...
This record as markdown: /tools/io-github-pipeworx-io-19hz/suggest-questions.md
What suggest_questions does on 19hz
AI agents call suggest_questions to retrieve information from 19hz 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 |
|---|---|---|---|
topic | string | — | Optional focus area: finance | pharma | economics | real-estate | betting | weather | government | science | news. Omit for a cross-category spread. |
Parameters from the server's own tool schema.
Why suggest_questions is rated Low
suggest_questions is an onboarding and discovery tool that retrieves and displays example queries and metadata about available tools. It has no capability to modify, execute, delete, or manipulate data. The blast radius of misuse is minimal—an AI could only be given incorrect ideas about what tools exist or how to use them, but the tool itself cannot cause harm.
From the tool's definition Tool description indicates it "Returns category-bucketed example questions" and provides "the exact tool + argument shape that answers it, drawn from the live catalog" — purely informational/educational output with "no arguments" needed.
Attacks that exploit this kind of access
The rule that runs suggest_questions safely
PolicyLayer is an MCP gateway: it sits between your AI agents and 19hz, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For suggest_questions, this is the rule to start with:
suggest_questions 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 19hz, apply this rule, and every suggest_questions call is checked against it from then on.
Questions about suggest_questions
What can I ask Pipeworx? / what is Pipeworx good for? / what can you do? / give me ideas / show me examples / getting started / what data do you have? — the onboarding entry point for an agent that just connected and wants to know what is worth asking. Returns category-bucketed example questions (company financials, drugs & clinical trials, economics, real estate, prediction markets, weather, government & patents, science & academia, news) — each with the exact tool + argument shape that answers it, drawn from the live catalog of thousands of tools. Call with no arguments for the full spread, or pass topic (e.g. "finance", "pharma", "betting") to focus. Use this FIRST when you do not yet know what Pipeworx can do for you, or to learn how to call the meta-tools (ask_pipeworx, entity_profile, compare_entities, etc.). It is categorised as a Read tool in the 19hz MCP Server, which means it retrieves data without modifying state.
suggest_questions accepts 1 parameter: topic. The full parameter table on this page comes from the server's own tool schema.
Register the 19hz MCP server in PolicyLayer and add a rule for suggest_questions: 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 19hz. Nothing to install.
suggest_questions 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 suggest_questions 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 suggest_questions. 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.
suggest_questions is provided by the 19hz MCP server (https://gateway.pipeworx.io/19hz/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on 19hz, and thousands of servers like it.
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