observe · Codewatch Memory MCP: Risk & Policy

WHAT IT DOES

What observe does on Codewatch Memory

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

WHY IT NEEDS A POLICY

Why observe needs a policy

The tool writes new observations into a SQLite database for persistent storage across sessions. This is a reversible write operation (data can be deleted later), but misuse could pollute long-term memory with incorrect or misleading architectural context, affecting future AI coding sessions. No code execution, deletion, or financial action is implied.

From the tool's definition 'Record an observation about the current coding session. Call this to store' — clearly creates/writes structured data to SQLite storage

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

observe Rate-limited

observe 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": {
    "observe": {
      "limits": [
        {
          "counter": "observe_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 Codewatch Memory, so you can run agents against it safely.

FAQ

Questions about observe

What does the observe tool do? +

Record an observation about the current coding session. Call this to store. It is categorised as a Write tool in the Codewatch Memory MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on observe? +

Register the Codewatch Memory MCP server in PolicyLayer and add a rule for observe: 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 Codewatch Memory. Nothing to install.

What risk level is observe? +

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

Can I rate-limit observe? +

Yes. Add a rate_limit block to the observe 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 observe completely? +

Set action: deny in the PolicyLayer policy for observe. 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 observe? +

observe is provided by the Codewatch Memory MCP server (klausandrade/codewatch). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.