Request a quote for an OTC (Over-The-Counter) trade on Binance.US. This endpoint requests a price quote for converting one coin to another via OTC. The quote is valid for a limited time (check validTimestamp in response). ⚠️ IMPORTANT: The quote must be used quickly as it expires based on validTi...
AI agents call binance_us_otc_quote to retrieve information from Binance US MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool retrieves a price quote for an OTC conversion without committing to or executing any trade. It is a read/query operation. However, the context (crypto exchange, OTC trading) and the urgency note about expiry suggest it is a precursor to financial action, warranting medium severity in case an agent misuses the quote flow.
From the tool's definition Request a quote for an OTC (Over-The-Counter) trade — this only requests a price quote, not executes a trade
Documented attack patterns abuse exactly the kind of access binance_us_otc_quote gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Binance US MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for binance_us_otc_quote:
{
"version": "1",
"default": "deny",
"tools": {
"binance_us_otc_quote": {}
}
} binance_us_otc_quote is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Request a quote for an OTC (Over-The-Counter) trade on Binance.US. This endpoint requests a price quote for converting one coin to another via OTC. The quote is valid for a limited time (check validTimestamp in response). ⚠️ IMPORTANT: The quote must be used quickly as it expires based on validTimestamp. Parameters: - fromCoin: The coin you want to sell (e.g., BTC, SHIB) - toCoin: The coin you want to buy (e.g., USDT, KSHIB) - requestCoin: Which coin. It is categorised as a Read tool in the Binance US MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Binance US MCP Server MCP server in PolicyLayer and add a rule for binance_us_otc_quote: 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 Binance US MCP Server. Nothing to install.
binance_us_otc_quote 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 binance_us_otc_quote 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 binance_us_otc_quote. 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.
binance_us_otc_quote is provided by the Binance US MCP Server MCP server (nirholas/binance-us-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Binance US MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
93 Binance US MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.