Retrieve completed tasks from Todoist. Uses the Sync API to fetch tasks that have been marked as complete. Supports filtering by project, date range, and pagination.
AI agents call todoist_completed_tasks_get to retrieve information from Mcp Todoist without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a read-only operation on already-completed task data. There are no side effects—it does not create, modify, delete, or execute any operations. The blast radius of misuse is minimal, as the worst case would be unauthorized viewing of a user's completed tasks, which is low-severity data exposure rather than destructive or financial impact.
From the tool's definition The tool description explicitly states it "Retrieve[s] completed tasks from Todoist" and "fetch[es] tasks that have been marked as complete." These are query operations with no modifications.
Attacks that exploit this kind of access
Retrieve completed tasks from Todoist. Uses the Sync API to fetch tasks that have been marked as complete. Supports filtering by project, date range, and pagination. It is categorised as a Read tool in the Mcp Todoist MCP Server, which means it retrieves data without modifying state.
Register the Mcp Todoist MCP server in PolicyLayer and add a rule for todoist_completed_tasks_get: 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 Mcp Todoist. Nothing to install.
todoist_completed_tasks_get 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 todoist_completed_tasks_get 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 todoist_completed_tasks_get. 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.
todoist_completed_tasks_get is provided by the Mcp Todoist MCP server (@greirson/mcp-todoist). 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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