blackjack-get-state

THE RISK

Low Risk

Why blackjack-get-state needs a policy

This tool queries and returns the current game state without modifying, executing external operations, or affecting data irreversibly. It is a pure read operation typical of game status queries.

From the tool's definition Tool name 'blackjack-get-state' and description 'Get the current state of a blackjack game' indicate a retrieval operation with no side effects.

Documented attack patterns abuse exactly the kind of access blackjack-get-state gives an agent:

POLICY

How to control blackjack-get-state

PolicyLayer is an MCP gateway — it sits between your AI agents and Blackjack MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for blackjack-get-state:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "blackjack-get-state": {}
  }
}

blackjack-get-state is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

Create a free account and register Blackjack MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

CAP THIS TOOL →

Free to start. No card required.

EXPLORE

Related tools and policies

More Blackjack MCP Server tools

Execute blackjack-hit Request another card for the specified hand in a blackjack game Execute blackjack-split Split a pair into two separate hands (when dealt two cards of the same value) Execute blackjack-stand Stand with the current hand total in a blackjack game Write blackjack-new-game Create a new blackjack game Other blackjack-decline-insurance Decline insurance when dealer shows an Ace Other blackjack-double Double down on a hand - double the bet and receive exactly one more card Other blackjack-take-insurance Take insurance when dealer shows an Ace (side bet against dealer blackjack)

All 8 Blackjack MCP Server tools →

Read tools on other servers

M-Team MCP Server get_torrent_detail YouTube MCP Server search_channel Android Forensics ADB MCP Server parse_browser_history 0xarchive web3_challenge

Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Data exfiltration → How read access becomes an exfiltration channel when chained with untrusted content.
MCP token cost → What connecting this server costs in context-window tokens on every request.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about blackjack-get-state

What does the blackjack-get-state tool do? +

Get the current state of a blackjack game. It is categorised as a Read tool in the Blackjack MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on blackjack-get-state? +

Register the Blackjack MCP Server MCP server in PolicyLayer and add a rule for blackjack-get-state: 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 Blackjack MCP Server. Nothing to install.

What risk level is blackjack-get-state? +

blackjack-get-state is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit blackjack-get-state? +

Yes. Add a rate_limit block to the blackjack-get-state 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 blackjack-get-state completely? +

Set action: deny in the PolicyLayer policy for blackjack-get-state. 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 blackjack-get-state? +

blackjack-get-state is provided by the Blackjack MCP Server MCP server (nanobot-ai/blackjack). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Blackjack MCP Server tool call.

Start from Blackjack MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

CHECK YOUR STACK →