Low Risk

agent-query

Query the Vercel AI SDK documentation using an AI agent that can search and synthesize information. Requires a session ID for conversation history.

How to control agent-query ↓

What agent-query does on Vercel Ai Docs

AI agents call agent-query to retrieve information from Vercel Ai Docs without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

Why agent-query needs a policy

This tool retrieves and queries existing documentation data. It uses an AI agent to search and synthesize information from the Vercel AI SDK docs, but does not create, modify, delete, or execute code. The session ID is merely for maintaining conversation context.

From the tool's definition Tool is described as 'Query the Vercel AI SDK documentation' and 'can search and synthesize information.' The verb 'query' combined with 'search' and the context of querying documentation indicates data retrieval with no modification or side effects.

Documented attack patterns abuse exactly the kind of access agent-query gives an agent:

How to control agent-query

PolicyLayer is an MCP gateway — it sits between your AI agents and Vercel Ai Docs, and nothing reaches the server without passing your rules. This is the rule we recommend for agent-query:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "agent-query": {}
  }
}

agent-query is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

  1. Create a free account and register Vercel Ai Docs — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Free to start. No card required.

Related tools and policies

Go deeper

Questions about agent-query

What does the agent-query tool do? +

Query the Vercel AI SDK documentation using an AI agent that can search and synthesize information. Requires a session ID for conversation history. It is categorised as a Read tool in the Vercel Ai Docs MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on agent-query? +

Register the Vercel Ai Docs MCP server in PolicyLayer and add a rule for agent-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 Vercel Ai Docs. Nothing to install.

What risk level is agent-query? +

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

Can I rate-limit agent-query? +

Yes. Add a rate_limit block to the agent-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 agent-query completely? +

Set action: deny in the PolicyLayer policy for agent-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 agent-query? +

agent-query is provided by the Vercel Ai Docs MCP server (ivanamador/vercel-ai-docs-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Vercel Ai Docs tool call.

Start from Vercel Ai Docs, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

3 Vercel Ai Docs tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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