AI agents call GetV1InstancesPartnerFeesById to retrieve information from BlindPay MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves partner fee information without creating, modifying, deleting, or executing any operations. It is a straightforward read operation with no side effects. Severity is low because unauthorized access to fee data carries minimal blast radius compared to write, destructive, or financial operations.
From the tool's definition Tool name contains 'Get' prefix and description states 'Retrieve Partner Fee' — both indicate data retrieval with no modification or deletion.
Documented attack patterns abuse exactly the kind of access GetV1InstancesPartnerFeesById gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and BlindPay MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for GetV1InstancesPartnerFeesById:
{
"version": "1",
"default": "deny",
"tools": {
"GetV1InstancesPartnerFeesById": {}
}
}GetV1InstancesPartnerFeesById is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Retrieve Partner Fee. It is categorised as a Read tool in the BlindPay MCP Server MCP Server, which means it retrieves data without modifying state.
Register the BlindPay MCP Server MCP server in PolicyLayer and add a rule for GetV1InstancesPartnerFeesById: 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 BlindPay MCP Server. Nothing to install.
GetV1InstancesPartnerFeesById 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 GetV1InstancesPartnerFeesById 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 GetV1InstancesPartnerFeesById. 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.
GetV1InstancesPartnerFeesById is provided by the BlindPay MCP Server MCP server (blindpaylabs/blindpay-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from BlindPay 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.
81 BlindPay MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.