resend_invite · ReliaQuest GreyMatter MCP Server MCP

WHAT IT DOES

What resend_invite does on ReliaQuest GreyMatter MCP Server

AI agents use resend_invite to create or update resources in ReliaQuest GreyMatter MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ReliaQuest GreyMatter MCP Server environment.

WHY IT NEEDS A POLICY

Why resend_invite needs a policy

Resending an invite modifies system state by updating invitation records and triggering notification delivery to users. This is reversible (invites can be cancelled or re-sent again), so it falls under Write rather than Destructive or Execute.

From the tool's definition Tool is a GraphQL mutation named 'resendInvite' that operates on user invitations. The term 'mutation' and 'resend' indicate state modification, specifically re-issuing or updating an invitation record.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

resend_invite Rate-limited

resend_invite 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": {
    "resend_invite": {
      "limits": [
        {
          "counter": "resend_invite_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 ReliaQuest GreyMatter MCP Server, so you can run agents against it safely.

FAQ

Questions about resend_invite

What does the resend_invite tool do? +

User \u00b7 mutation resendInvite. Variables: after, filter, first, order, after1, filter1, first1, order1, after2, filter2, first2, order2, user. Example variables: {\. It is categorised as a Write tool in the ReliaQuest GreyMatter MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on resend_invite? +

Register the ReliaQuest GreyMatter MCP Server MCP server in PolicyLayer and add a rule for resend_invite: 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 ReliaQuest GreyMatter MCP Server. Nothing to install.

What risk level is resend_invite? +

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

Can I rate-limit resend_invite? +

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

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

resend_invite is provided by the ReliaQuest GreyMatter MCP Server MCP server (space-c0wboy/reliaquest-greymatter-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.