trends_set_pubmed_query · mcp-techTrend MCP: Risk & Policy

WHAT IT DOES

What trends_set_pubmed_query does on mcp-techTrend

AI agents use trends_set_pubmed_query to create or update resources in mcp-techTrend — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your mcp-techTrend environment.

WHY IT NEEDS A POLICY

Why trends_set_pubmed_query needs a policy

The 'set_' prefix and PubMed context suggest this tool modifies query configuration (a reversible Write operation). However, the empty description creates uncertainty about whether it merely updates internal state or triggers side effects. Confidence is reduced due to lack of documentation.

From the tool's definition Tool name 'trends_set_pubmed_query' indicates a configuration setter for PubMed query parameters, mirroring the sibling 'trends_set_arxiv_categories' and 'trends_set_token' which appear to modify server state.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

trends_set_pubmed_query Rate-limited

trends_set_pubmed_query stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "trends_set_pubmed_query": {
      "limits": [
        {
          "counter": "trends_set_pubmed_query_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches mcp-techTrend, so you can run agents against it safely.

FAQ

Questions about trends_set_pubmed_query

What does the trends_set_pubmed_query tool do? +

trends_set_pubmed_query. It is categorised as a Write tool in the mcp-techTrend MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on trends_set_pubmed_query? +

Register the mcp-techTrend MCP server in PolicyLayer and add a rule for trends_set_pubmed_query: 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 mcp-techTrend. Nothing to install.

What risk level is trends_set_pubmed_query? +

trends_set_pubmed_query is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit trends_set_pubmed_query? +

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

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

trends_set_pubmed_query is provided by the mcp-techTrend MCP server (salwks/mcp-techtrend). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.