AI agents call get_ab_test_results to retrieve information from Guru Pk without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves or queries A/B test results and performance metrics without modifying, creating, deleting, or executing any operations. It is a straightforward data retrieval operation with no side effects, matching the Read category definition.
From the tool's definition Tool name 'get_ab_test_results' and description '获取A/B测试结果和性能分析' (Get A/B test results and performance analysis) indicate data retrieval only.
Documented attack patterns abuse exactly the kind of access get_ab_test_results gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Guru Pk, and nothing reaches the server without passing your rules. This is the rule we recommend for get_ab_test_results:
{
"version": "1",
"default": "deny",
"tools": {
"get_ab_test_results": {}
}
}get_ab_test_results is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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获取A/B测试结果和性能分析. It is categorised as a Read tool in the Guru Pk MCP Server, which means it retrieves data without modifying state.
Register the Guru Pk MCP server in PolicyLayer and add a rule for get_ab_test_results: 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 Guru Pk. Nothing to install.
get_ab_test_results 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_ab_test_results 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_ab_test_results. 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_ab_test_results is provided by the Guru Pk MCP server (mitsudoai/guru-pk-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Guru Pk, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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22 Guru Pk tools catalogued and risk-classified — across an index of 43,000+ MCP servers.