Retrieve the available amount that can be repaid for a specific cryptocurrency in spot margin trading.\n- Unified account only\n- Repayment amount = min(spot coin available balance, coin borrow amount)
AI agents call getSpotMarginTradeRepaymentAvailableAmount to retrieve information from Bybit MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This is a read-only query that retrieves information about available repayment amounts for margin trading. It performs a calculation (min of available balance and borrow amount) but does not execute trades, create obligations, or modify account state. The minimal blast radius from misuse is providing stale or incorrect information to an AI agent; it cannot directly cause financial loss or irreversible damage.
From the tool's definition Tool name contains 'get' and description states 'Retrieve the available amount' — it queries data (repayment availability) with no modification or side effects.
Documented attack patterns abuse exactly the kind of access getSpotMarginTradeRepaymentAvailableAmount gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Bybit MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for getSpotMarginTradeRepaymentAvailableAmount:
{
"version": "1",
"default": "deny",
"tools": {
"getSpotMarginTradeRepaymentAvailableAmount": {}
}
}getSpotMarginTradeRepaymentAvailableAmount is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Retrieve the available amount that can be repaid for a specific cryptocurrency in spot margin trading.\n- Unified account only\n- Repayment amount = min(spot coin available balance, coin borrow amount). It is categorised as a Read tool in the Bybit MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Bybit MCP Server MCP server in PolicyLayer and add a rule for getSpotMarginTradeRepaymentAvailableAmount: 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 Bybit MCP Server. Nothing to install.
getSpotMarginTradeRepaymentAvailableAmount 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 getSpotMarginTradeRepaymentAvailableAmount 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 getSpotMarginTradeRepaymentAvailableAmount. 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.
getSpotMarginTradeRepaymentAvailableAmount is provided by the Bybit MCP Server MCP server (bybit-exchange/trading-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Bybit MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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