activitywatch_get_uncategorized_events
Fetch window events that have NOT been matched by any category rule, grouped and sorted by total duration.
This record as markdown: /tools/8bitgentleman-activitywatch-mcp-server/activitywatch-get-uncategorized-events.md
What activitywatch_get_uncategorized_events does on ActivityWatch MCP Server
AI agents call activitywatch_get_uncategorized_events to retrieve information from ActivityWatch MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why activitywatch_get_uncategorized_events is rated Low
This tool retrieves uncategorized event data from ActivityWatch. It performs a read-only query that returns pre-existing activity logs without creating, modifying, deleting, or executing any operations. The word 'Fetch' combined with 'get_' prefix confirms a passive data retrieval function.
From the tool's definition Tool name contains 'get_' and description uses 'Fetch', both indicating a retrieval operation with no modification. Returns 'window events' grouped and sorted—a query operation with no side effects.
Attacks that exploit this kind of access
The rule that runs activitywatch_get_uncategorized_events safely
PolicyLayer is an MCP gateway: it sits between your AI agents and ActivityWatch MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For activitywatch_get_uncategorized_events, this is the rule to start with:
activitywatch_get_uncategorized_events is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect ActivityWatch MCP Server, apply this rule, and every activitywatch_get_uncategorized_events call is checked against it from then on.
Questions about activitywatch_get_uncategorized_events
Fetch window events that have NOT been matched by any category rule, grouped and sorted by total duration. It is categorised as a Read tool in the ActivityWatch MCP Server MCP Server, which means it retrieves data without modifying state.
Register the ActivityWatch MCP Server MCP server in PolicyLayer and add a rule for activitywatch_get_uncategorized_events: 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 ActivityWatch MCP Server. Nothing to install.
activitywatch_get_uncategorized_events 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 activitywatch_get_uncategorized_events 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 activitywatch_get_uncategorized_events. 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.
activitywatch_get_uncategorized_events is provided by the ActivityWatch MCP Server MCP server (8bitgentleman/activitywatch-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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