Renew an existing loan by creating a new loan to repay the old one.\n\nFeatures:\n- Extend loan term before expiration\n- Add additional collateral if needed\n- Rate limit: 1 request per UID\n\nUse Cases:\n- Extend loan term to avoid liquidation\n- Add more collateral to improve LTV
AI agents use postCryptoLoanFixedRenew to commit financial operations through Bybit MCP Server — usually the final step of a payment, billing, or trading workflow. A call moves real money.
This tool creates a new financial loan to repay an existing one, committing new financial obligations on a cryptocurrency exchange. It involves borrowing funds and pledging collateral, making it a Financial category tool with critical severity due to the potential for significant monetary exposure if misused by an AI agent.
From the tool's definition Renew an existing loan by creating a new loan to repay the old one... Extend loan term before expiration... Add additional collateral if needed
Documented attack patterns abuse exactly the kind of access postCryptoLoanFixedRenew 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 postCryptoLoanFixedRenew:
{
"version": "1",
"default": "deny",
"tools": {
"postCryptoLoanFixedRenew": {
"deny_if": [
{
"conditions": [],
"on_deny": "Requires human approval."
}
]
}
}
}Any call to postCryptoLoanFixedRenew is blocked until a human approves it. The rest of the server keeps working.
Free to start. No card required.
Renew an existing loan by creating a new loan to repay the old one.\n\nFeatures:\n- Extend loan term before expiration\n- Add additional collateral if needed\n- Rate limit: 1 request per UID\n\nUse Cases:\n- Extend loan term to avoid liquidation\n- Add more collateral to improve LTV. It is categorised as a Financial tool in the Bybit MCP Server MCP Server, which means it involves financial transactions. Block by default and require explicit approval.
Register the Bybit MCP Server MCP server in PolicyLayer and add a rule for postCryptoLoanFixedRenew: 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.
postCryptoLoanFixedRenew is a Financial tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the postCryptoLoanFixedRenew 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 postCryptoLoanFixedRenew. 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.
postCryptoLoanFixedRenew 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.
Free to start. No card required.
326 Bybit MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.