verify_social_tweet · Basis MCP Server MCP: Risk & Policy

WHAT IT DOES

What verify_social_tweet does on Basis MCP Server

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

WHY IT NEEDS A POLICY

Why verify_social_tweet needs a policy

This tool submits/posts a tweet to an external social media platform (Twitter/X), which is a Write action that creates content on a third-party service. It is not purely destructive or financial, but misuse could post unwanted content publicly on behalf of the user, warranting medium severity.

From the tool's definition Submit a tweet tagging @LaunchOnBasis for points. Max 3/day.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

verify_social_tweet Rate-limited

verify_social_tweet 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": {
    "verify_social_tweet": {
      "limits": [
        {
          "counter": "verify_social_tweet_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 Basis MCP Server, so you can run agents against it safely.

FAQ

Questions about verify_social_tweet

What does the verify_social_tweet tool do? +

Submit a tweet tagging @LaunchOnBasis for points. Max 3/day. It is categorised as a Write tool in the Basis 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 verify_social_tweet? +

Register the Basis MCP Server MCP server in PolicyLayer and add a rule for verify_social_tweet: 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 Basis MCP Server. Nothing to install.

What risk level is verify_social_tweet? +

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

Can I rate-limit verify_social_tweet? +

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

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

verify_social_tweet is provided by the Basis MCP Server MCP server (launch-on-basis/mcp-ts). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.