Get endurance score data between dates
AI agents call get_endurance_score to retrieve information from Garmin 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 endurance score metrics from Garmin Connect without performing any write, delete, or execute operations. It has no side effects and poses minimal risk if accessed by an AI agent; exposure of fitness data is a privacy concern but not an operational risk.
From the tool's definition Tool name is 'get_endurance_score' and description states 'Get endurance score data between dates' — uses 'Get' verb indicating retrieval only, no modification or deletion of data.
Attacks that exploit this kind of access
Get endurance score data between dates. It is categorised as a Read tool in the Garmin MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Garmin MCP Server MCP server in PolicyLayer and add a rule for get_endurance_score: 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 Garmin MCP Server. Nothing to install.
get_endurance_score 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_endurance_score 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_endurance_score. 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_endurance_score is provided by the Garmin MCP Server MCP server (jbaker48/garmin-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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