mureo_state_action_log_append

Atomically append a single action_log entry to STATE.json.

SERVERMureo SOURCElogly/mureo

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/logly-mureo/mureo-state-action-log-append.md

WHAT IT DOES

What mureo_state_action_log_append does on Mureo

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

RISK

Why mureo_state_action_log_append is rated Medium

This tool writes/appends data to a local STATE.json file. It is a reversible write operation (appending a log entry), not destructive (no deletion or overwrite of existing data).

From the tool's definition Atomically append a single action_log entry to STATE.json

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs mureo_state_action_log_append safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mureo, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For mureo_state_action_log_append, this is the rule to start with:

mureo_state_action_log_append Rate-limited

mureo_state_action_log_append 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": {
    "mureo_state_action_log_append": {
      "limits": [
        {
          "counter": "mureo_state_action_log_append_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mureo, apply this rule, and every mureo_state_action_log_append call is checked against it from then on.

FAQ

Questions about mureo_state_action_log_append

What does the mureo_state_action_log_append tool do? +

Atomically append a single action_log entry to STATE.json. It is categorised as a Write tool in the Mureo MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on mureo_state_action_log_append? +

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

What risk level is mureo_state_action_log_append? +

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

Can I rate-limit mureo_state_action_log_append? +

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

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

mureo_state_action_log_append is provided by the Mureo MCP server (logly/mureo). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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