reportAbsence
use this tool to mark a specific student as absent on one or more days
This record as markdown: /tools/firebase-genkit/reportabsence.md
What reportAbsence does on Genkit MCP
AI agents use reportAbsence to create or update resources in Genkit MCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Genkit MCP environment.
Why reportAbsence is rated Medium
This tool writes attendance data by marking a student absent, which is a reversible data modification (the record could presumably be corrected). It does not delete data, execute code, or involve finances. The blast radius is medium because incorrectly marking a student absent could have academic or administrative consequences.
From the tool's definition 'mark a specific student as absent on one or more days' — creates or modifies attendance records for a student
Attacks that exploit this kind of access
The rule that runs reportAbsence safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Genkit MCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For reportAbsence, this is the rule to start with:
reportAbsence stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Genkit MCP, apply this rule, and every reportAbsence call is checked against it from then on.
Questions about reportAbsence
use this tool to mark a specific student as absent on one or more days. It is categorised as a Write tool in the Genkit MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Genkit MCP server in PolicyLayer and add a rule for reportAbsence: 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 Genkit MCP. Nothing to install.
reportAbsence is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the reportAbsence 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 reportAbsence. 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.
reportAbsence is provided by the Genkit MCP server (genkit-ai/genkit). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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