search_and_download | PolicyLayer

WHAT IT DOES

What search_and_download does on Copernicus Earth Observation MCP Server

AI agents invoke search_and_download to trigger actions in Copernicus Earth Observation MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why search_and_download needs a policy

This tool combines a search operation with an automated download action, triggering an external long-running operation (potentially hours). It writes data to local storage and initiates network transfers.

From the tool's definition 'Search for Copernicus satellite images and download the best match. WARNING: Full product downloads can take HOURS.'

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

search_and_download Rate-limited

search_and_download stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "search_and_download": {
      "limits": [
        {
          "counter": "search_and_download_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Copernicus Earth Observation MCP Server, so you can run agents against it safely.

FAQ

Questions about search_and_download

What does the search_and_download tool do? +

Search for Copernicus satellite images and download the best match. WARNING: Full product downloads can take HOURS. Use download_type=. It is categorised as a Execute tool in the Copernicus Earth Observation MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on search_and_download? +

Register the Copernicus Earth Observation MCP Server MCP server in PolicyLayer and add a rule for search_and_download: 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 Copernicus Earth Observation MCP Server. Nothing to install.

What risk level is search_and_download? +

search_and_download is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit search_and_download? +

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

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

search_and_download is provided by the Copernicus Earth Observation MCP Server MCP server (wb1016/copernicus-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.