send_template_messages_from_csv · Wati MCP: Risk & Policy

WHAT IT DOES

What send_template_messages_from_csv does on Wati

AI agents invoke send_template_messages_from_csv to trigger actions in Wati. 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 send_template_messages_from_csv needs a policy

The description is empty, lowering confidence. However, based on the tool name and server context (WATI WhatsApp Business API), this tool likely reads a CSV file and sends template messages in bulk to multiple recipients. Bulk messaging operations are Execute-level (triggering external WhatsApp message delivery at scale), with high severity due to potential for mass unsolicited messaging if misused.

From the tool's definition Tool name 'send_template_messages_from_csv' combined with sibling tools like 'send_template_message' and 'send_template_messages' suggests bulk sending of WhatsApp template messages from a CSV file.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

send_template_messages_from_csv Rate-limited

send_template_messages_from_csv 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": {
    "send_template_messages_from_csv": {
      "limits": [
        {
          "counter": "send_template_messages_from_csv_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 Wati, so you can run agents against it safely.

FAQ

Questions about send_template_messages_from_csv

What does the send_template_messages_from_csv tool do? +

send_template_messages_from_csv. It is categorised as a Execute tool in the Wati MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on send_template_messages_from_csv? +

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

What risk level is send_template_messages_from_csv? +

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

Can I rate-limit send_template_messages_from_csv? +

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

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

send_template_messages_from_csv is provided by the Wati MCP server (jairajmehra/wati_whatsapp_mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.