Get comprehensive data about cryptocurrencies: price, market cap, volume, price changes (1h, 24h, 7d), supply information, trading metrics, and social links
AI agents call market_get_coins 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 is a data retrieval function that queries cryptocurrency market information. No data is created, modified, deleted, or used to execute operations or commit financial obligations. The blast radius of misuse is minimal—an AI agent could only gather market data, which poses no security or financial risk.
From the tool's definition Tool description states it retrieves 'comprehensive data about cryptocurrencies: price, market cap, volume, price changes, supply information, trading metrics, and social links' — purely informational queries with no side effects, modifications, or external…
Documented attack patterns abuse exactly the kind of access market_get_coins 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 market_get_coins:
{
"version": "1",
"default": "deny",
"tools": {
"market_get_coins": {}
}
}market_get_coins is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
Free to start. No card required.
Get comprehensive data about cryptocurrencies: price, market cap, volume, price changes (1h, 24h, 7d), supply information, trading metrics, and social links. 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 market_get_coins: 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.
market_get_coins 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 market_get_coins 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 market_get_coins. 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.
market_get_coins 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.