create_knowledge_snapshot · Todos MCP: Risk & Policy

WHAT IT DOES

What create_knowledge_snapshot does on Todos

AI agents use create_knowledge_snapshot to create or update resources in Todos — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Todos environment.

WHY IT NEEDS A POLICY

Why create_knowledge_snapshot needs a policy

This tool creates new project knowledge records by saving and attaching context snapshots. It is reversible (records can be modified or removed later) and has no destructive or code-execution characteristics. It falls into the Write category as it persistently creates or modifies task/project metadata.

From the tool's definition Tool performs 'Save' and 'attach' operations which create and modify data records. The description explicitly states 'Save a local context snapshot and attach it as a project knowledge record' — indicating creation of a new knowledge record (Write) rather…

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_knowledge_snapshot Rate-limited

create_knowledge_snapshot 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_knowledge_snapshot": {
      "limits": [
        {
          "counter": "create_knowledge_snapshot_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Todos, so you can run agents against it safely.

FAQ

Questions about create_knowledge_snapshot

What does the create_knowledge_snapshot tool do? +

Save a local context snapshot and attach it as a project knowledge record. It is categorised as a Write tool in the Todos MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_knowledge_snapshot? +

Register the Todos MCP server in PolicyLayer and add a rule for create_knowledge_snapshot: 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 Todos. Nothing to install.

What risk level is create_knowledge_snapshot? +

create_knowledge_snapshot is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_knowledge_snapshot? +

Yes. Add a rate_limit block to the create_knowledge_snapshot 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.

How do I block create_knowledge_snapshot completely? +

Set action: deny in the PolicyLayer policy for create_knowledge_snapshot. 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.

What MCP server provides create_knowledge_snapshot? +

create_knowledge_snapshot is provided by the Todos MCP server (@hasna/todos). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.