[EMA / Exponential Moving Average] EMA（exponential moving average / trend / slope）の最新値・整列・クロス・傾きを返す（既定: 12/26/50/200）。\n\n⚠️ 最新値のみ。時系列チャート描画 → prepare_chart_data（indicators: [
AI agents call analyze_ema_snapshot to retrieve information from Bitbank Lab without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and analyzes cryptocurrency market data (EMA technical indicator) from the bitbank API. It performs calculations on existing data and returns analytical results without creating, modifying, deleting, or executing any side effects. The tool is purely informational—it reads market data and provides technical analysis outputs, making it a Read category tool with low severity risk.
From the tool's definition Tool description indicates it 'returns' (returns/返す) EMA values, latest values, alignment, crosses, and slope.
Attacks that exploit this kind of access
[EMA / Exponential Moving Average] EMA（exponential moving average / trend / slope）の最新値・整列・クロス・傾きを返す（既定: 12/26/50/200）。\n\n⚠️ 最新値のみ。時系列チャート描画 → prepare_chart_data（indicators: [. It is categorised as a Read tool in the Bitbank Lab MCP Server, which means it retrieves data without modifying state.
Register the Bitbank Lab MCP server in PolicyLayer and add a rule for analyze_ema_snapshot: 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 Bitbank Lab. Nothing to install.
analyze_ema_snapshot 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 analyze_ema_snapshot 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 analyze_ema_snapshot. 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.
analyze_ema_snapshot is provided by the Bitbank Lab MCP server (tjackiet/bitbank-genesis-mcp-server-http-archive). 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.
Teams ship this data inside their own products. See what a licence covers →