Low Risk

get_wallet_portfolio

Get detailed portfolio of native, fungible, and NFT tokens for a wallet.

How to control get_wallet_portfolio ↓

AI agents call get_wallet_portfolio to retrieve information from BNB Chain MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

Low Risk

This tool performs a query operation that returns wallet portfolio data without modifying any state, executing code, or affecting external systems. It is a straightforward data retrieval function, making it a Read category tool with low severity since portfolio queries alone do not enable destructive or financial actions on their own.

From the tool's definition The tool retrieves detailed portfolio information (native, fungible, and NFT tokens) for a wallet. The verb "Get" and the read-only nature of fetching portfolio data indicates no side effects or modifications.

Documented attack patterns abuse exactly the kind of access get_wallet_portfolio gives an agent:

PolicyLayer is an MCP gateway — it sits between your AI agents and BNB Chain MCP, and nothing reaches the server without passing your rules. This is the rule we recommend for get_wallet_portfolio:

policy.json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_wallet_portfolio": {}
  }
}

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

  1. Create a free account and register BNB Chain MCP — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Go deeper

What does the get_wallet_portfolio tool do? +

Get detailed portfolio of native, fungible, and NFT tokens for a wallet. It is categorised as a Read tool in the BNB Chain MCP MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_wallet_portfolio? +

Register the BNB Chain MCP server in PolicyLayer and add a rule for get_wallet_portfolio: 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 BNB Chain MCP. Nothing to install.

What risk level is get_wallet_portfolio? +

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

Can I rate-limit get_wallet_portfolio? +

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

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

get_wallet_portfolio is provided by the BNB Chain MCP server (nirholas/bnbchain-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every BNB Chain MCP tool call.

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1240 BNB Chain MCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.

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