memory_curate
Manage the small curated hot-memory layer that is injected by default.
This record as markdown: /tools/cowork-os/memory-curate.md
What memory_curate does on CoWork OS
AI agents use memory_curate to create or update resources in CoWork OS, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your CoWork OS environment.
Why memory_curate is rated Medium
This tool modifies system memory state (the curated hot-memory layer). While changes are reversible and don't permanently destroy data (Write, not Destructive), nor do they move money (Financial) or irreversibly delete information, the impact on system behavior through memory manipulation warrants 'medium' severity.
From the tool's definition Tool description states 'Manage the small curated hot-memory layer' — 'manage' indicates creation, modification, or configuration of data.
Attacks that exploit this kind of access
The rule that runs memory_curate safely
PolicyLayer is an MCP gateway: it sits between your AI agents and CoWork OS, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For memory_curate, this is the rule to start with:
memory_curate 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 CoWork OS, apply this rule, and every memory_curate call is checked against it from then on.
Questions about memory_curate
Manage the small curated hot-memory layer that is injected by default. It is categorised as a Write tool in the CoWork OS MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the CoWork OS MCP server in PolicyLayer and add a rule for memory_curate: 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 CoWork OS. Nothing to install.
memory_curate 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 memory_curate 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 memory_curate. 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.
memory_curate is provided by the CoWork OS MCP server (CoWork-OS/CoWork-OS). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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