record_event
Record an n-ary event: the action becomes a first-class event hub entity with role-typed relations (actor_of/targeted/occurred_in/participant_in). Missing endpoints auto-create as concept stubs. Optional flowKey groups events into a named flow.
This record as markdown: /tools/danielsimonjr-memory-mcp/record-event.md
What record_event does on Enhanced Knowledge Graph Memory Server
AI agents use record_event to create or update resources in Enhanced Knowledge Graph Memory Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Enhanced Knowledge Graph Memory Server environment.
Why record_event is rated Medium
This tool creates and stores event records in the knowledge graph with automatic entity creation. It performs data creation and modification but does not delete data, execute arbitrary commands, move funds, or trigger destructive operations. The 'auto-create' behavior and entity relation establishment are characteristic of Write operations.
From the tool's definition Tool description states the action 'becomes a first-class event hub entity' with relations created, indicating data creation. 'Missing endpoints auto-create as concept stubs' confirms that the tool writes new entities to the knowledge graph when invoked.
Attacks that exploit this kind of access
The rule that runs record_event safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Enhanced Knowledge Graph Memory Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For record_event, this is the rule to start with:
record_event 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 Enhanced Knowledge Graph Memory Server, apply this rule, and every record_event call is checked against it from then on.
Questions about record_event
Record an n-ary event: the action becomes a first-class event hub entity with role-typed relations (actor_of/targeted/occurred_in/participant_in). Missing endpoints auto-create as concept stubs. Optional flowKey groups events into a named flow. It is categorised as a Write tool in the Enhanced Knowledge Graph Memory Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Enhanced Knowledge Graph Memory Server MCP server in PolicyLayer and add a rule for record_event: 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 Enhanced Knowledge Graph Memory Server. Nothing to install.
record_event 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 record_event 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 record_event. 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.
record_event is provided by the Enhanced Knowledge Graph Memory Server MCP server (danielsimonjr/memory-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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