Logged weight and body fat entries across a date range. BMI is returned when Fitbit computed it. Cached 1h.
AI agents call get_body_log to retrieve information from Fitbit Googlehealth without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves historical body measurement data (weight, body fat, BMI) without any capability to modify, delete, or execute operations. It has no side effects and presents minimal risk—exposure of this data could be a privacy concern but poses no direct harm through tool misuse.
From the tool's definition Tool name 'get_body_log' and description 'Logged weight and body fat entries across a date range' indicate data retrieval with no modification capability. The note 'Cached 1h' further confirms it is a read-only query operation.
Attacks that exploit this kind of access
Logged weight and body fat entries across a date range. BMI is returned when Fitbit computed it. Cached 1h. It is categorised as a Read tool in the Fitbit Googlehealth MCP Server, which means it retrieves data without modifying state.
Register the Fitbit Googlehealth MCP server in PolicyLayer and add a rule for get_body_log: 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 Fitbit Googlehealth. Nothing to install.
get_body_log 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_body_log 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_body_log. 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_body_log is provided by the Fitbit Googlehealth MCP server (tachibanayu24/fitbit-googlehealth-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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