pine_upload_attachment

Upload a file (bill, screenshot, document) for a Pine AI session.

SERVERPine Assistant MCP Server SOURCE19pine-ai/pine-mcp-server

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/19pine-ai-pine-mcp-server/pine-upload-attachment.md

WHAT IT DOES

What pine_upload_attachment does on Pine Assistant MCP Server

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

RISK

Why pine_upload_attachment is rated Medium

The tool uploads files to a Pine AI session, which creates new data in the system. This is a Write action because it modifies the session state by adding attachments. Severity is medium because uploaded files could contain sensitive information (bills, screenshots, documents) and an AI agent could potentially upload malicious or incorrect files, but the action is reversible (deletion is available via…

From the tool's definition Tool description states 'Upload a file (bill, screenshot, document) for a Pine AI session.' This creates or adds data to the system reversibly.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs pine_upload_attachment safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Pine Assistant MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For pine_upload_attachment, this is the rule to start with:

pine_upload_attachment Rate-limited

pine_upload_attachment 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": {
    "pine_upload_attachment": {
      "limits": [
        {
          "counter": "pine_upload_attachment_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Pine Assistant MCP Server, apply this rule, and every pine_upload_attachment call is checked against it from then on.

FAQ

Questions about pine_upload_attachment

What does the pine_upload_attachment tool do? +

Upload a file (bill, screenshot, document) for a Pine AI session. It is categorised as a Write tool in the Pine Assistant 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 pine_upload_attachment? +

Register the Pine Assistant MCP Server MCP server in PolicyLayer and add a rule for pine_upload_attachment: 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 Pine Assistant MCP Server. Nothing to install.

What risk level is pine_upload_attachment? +

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

Can I rate-limit pine_upload_attachment? +

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

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

pine_upload_attachment is provided by the Pine Assistant MCP Server MCP server (19pine-ai/pine-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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