get_ui_klines
AI agents call get_ui_klines to retrieve information from Binance Cryptocurrency MCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical candlestick (kline) chart data from Binance, consistent with other read-only ticker and market data tools on this server. No side effects, reversibility concerns, or financial transactions are involved—it only queries and returns market information. Misuse by an AI agent would be limited to incorrect analysis based on data retrieval, not data loss or financial harm.
From the tool's definition Tool name 'get_ui_klines' follows the pattern of sibling tools (get_klines, get_price, get_order_book) which are all read-only data retrieval functions.
Attacks that exploit this kind of access
get_ui_klines. It is categorised as a Read tool in the Binance Cryptocurrency MCP MCP Server, which means it retrieves data without modifying state.
Register the Binance Cryptocurrency MCP server in PolicyLayer and add a rule for get_ui_klines: 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 Cryptocurrency MCP. Nothing to install.
get_ui_klines 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 get_ui_klines 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 get_ui_klines. 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.
get_ui_klines is provided by the Binance Cryptocurrency MCP server (jianchundev/binance-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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