execute_promql_query
AI agents invoke execute_promql_query to trigger actions in AWS Labs Timestream for InfluxDB MCP Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.
Although the description is empty (lowering confidence slightly), the tool name and context are clear: it executes arbitrary PromQL queries. PromQL query execution is an Execute category action because it triggers external operations (query processing) whose effects depend on query arguments.
From the tool's definition Tool name 'execute_promql_query' indicates execution of PromQL queries against Timestream for InfluxDB. PromQL is a query language that can perform arbitrary data operations on time-series data.
Documented attack patterns abuse exactly the kind of access execute_promql_query gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and AWS Labs Timestream for InfluxDB MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for execute_promql_query:
{
"version": "1",
"default": "deny",
"tools": {
"execute_promql_query": {
"limits": [
{
"counter": "execute_promql_query_rate",
"window": "minute",
"max": 10,
"scope": "grant"
}
]
}
}
} execute_promql_query stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
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execute_promql_query. It is categorised as a Execute tool in the AWS Labs Timestream for InfluxDB MCP Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the AWS Labs Timestream for InfluxDB MCP Server MCP server in PolicyLayer and add a rule for execute_promql_query: 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 AWS Labs Timestream for InfluxDB MCP Server. Nothing to install.
execute_promql_query is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the execute_promql_query 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 execute_promql_query. 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.
execute_promql_query is provided by the AWS Labs Timestream for InfluxDB MCP Server MCP server (awslabs.timestream-for-influxdb-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from AWS Labs Timestream for InfluxDB 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.
805 AWS Labs Timestream for InfluxDB MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.