Check USDs peg status relative to $1.00. Shows current deviation, historical stability, and arbitrage opportunities.
AI agents call vault_get_peg_status 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.
This tool performs read-only operations: it queries and displays financial data (USDs peg status, historical stability, arbitrage information) without creating, modifying, deleting, or executing transactions. Even though it relates to financial data, it does not move money, commit financial obligations, or execute trades—it merely retrieves and presents information for user decision-making.
From the tool's definition Tool name 'vault_get_peg_status' and description 'Check USDs peg status' indicate retrieval and querying of peg status data.
Documented attack patterns abuse exactly the kind of access vault_get_peg_status 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 vault_get_peg_status:
{
"version": "1",
"default": "deny",
"tools": {
"vault_get_peg_status": {}
}
}vault_get_peg_status is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Check USDs peg status relative to $1.00. Shows current deviation, historical stability, and arbitrage opportunities. It is categorised as a Read tool in the BNB Chain MCP MCP Server, which means it retrieves data without modifying state.
Register the BNB Chain MCP server in PolicyLayer and add a rule for vault_get_peg_status: 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.
vault_get_peg_status is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the vault_get_peg_status 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.
Set action: deny in the PolicyLayer policy for vault_get_peg_status. 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.
vault_get_peg_status 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.
Deterministic rules across all 1240 BNB Chain MCP tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
Free to start. No card required.
1240 BNB Chain MCP tools catalogued and risk-classified — across an index of 42,500+ MCP servers.