hackernews_search

SERVERReplyNodes SOURCEhttps://mcp.replynodes.com/mcp

Low RISK CLASS

Category Read

Parameters 41 required

Recommended Allowedsee the rule below

Registry record Grade D, identity unverified Pull the record →

This record as markdown: /tools/com-replynodes-mcp/hackernews-search.md

WHAT IT DOES

What hackernews_search does on ReplyNodes

AI agents call hackernews_search to retrieve information from ReplyNodes 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
`q`	string	Yes	Search query.
`page`	integer	—	Result page.
`tags`	string	—	Algolia HN Search tag filter (e.g. story, comment, ask_hn).
`limit`	integer	—	Maximum number of results; values outside 1..100 are rejected.

Parameters from the server's own tool schema.

RISK

Why hackernews_search is rated Low

Tool queries public Hacker News data without modification, deletion, or execution of external operations.

From the tool's definition Search Hacker News via Algolia. Returns normalized public contract.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs hackernews_search safely

PolicyLayer is an MCP gateway: it sits between your AI agents and ReplyNodes, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For hackernews_search, this is the rule to start with:

hackernews_search Allowed

hackernews_search is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "hackernews_search": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect ReplyNodes, apply this rule, and every hackernews_search call is checked against it from then on.

FAQ

Questions about hackernews_search

What does the hackernews_search tool do? +

Search Hacker News via Algolia Search Hacker News via Algolia. Returns the normalized public contract; raw provider records are internal to the runtime boundary and never cross the public gateway. HTTP: GET /v1/hackernews/search. It is categorised as a Read tool in the ReplyNodes MCP Server, which means it retrieves data without modifying state.

What parameters does hackernews_search accept? +

hackernews_search accepts 4 parameters: q, page, tags, limit. Required: q. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on hackernews_search? +

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

What risk level is hackernews_search? +

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

Can I rate-limit hackernews_search? +

Yes. Add a rate_limit block to the hackernews_search 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 hackernews_search completely? +

Set action: deny in the PolicyLayer policy for hackernews_search. 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 hackernews_search? +

hackernews_search is provided by the ReplyNodes MCP server (https://mcp.replynodes.com/mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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