delimit_ledger_update

A write tool on the Delimit MCP server.

SERVERDelimit SOURCEdelimit-cli

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/delimit/delimit-ledger-update.md

WHAT IT DOES

What delimit_ledger_update does on Delimit

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

RISK

Why delimit_ledger_update is rated Medium

The name strongly suggests updating ledger entries, which are records of transactions or state changes. While 'ledger' could imply financial records, the tool itself appears to be a data modification operation rather than moving money directly. Update operations are Write category (reversible changes).

From the tool's definition Tool name 'delimit_ledger_update' indicates modification of ledger records. The 'update' verb suggests reversible data modification. Description is empty, reducing confidence.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs delimit_ledger_update safely

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

delimit_ledger_update Rate-limited

delimit_ledger_update 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": {
    "delimit_ledger_update": {
      "limits": [
        {
          "counter": "delimit_ledger_update_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 Delimit, apply this rule, and every delimit_ledger_update call is checked against it from then on.

FAQ

Questions about delimit_ledger_update

What does the delimit_ledger_update tool do? +

delimit_ledger_update is a write tool on the Delimit MCP server. It is categorised as a Write tool in the Delimit MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on delimit_ledger_update? +

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

What risk level is delimit_ledger_update? +

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

Can I rate-limit delimit_ledger_update? +

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

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

delimit_ledger_update is provided by the Delimit MCP server (delimit-cli). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

KEEP EXPLORING

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aroflo_create_or_update_record on AroFlo MCP →team_manager_update_budget on Team Manager MCP → The MCP Attack Database →

Guides

Govern customer-ops agents →Argument validation →Scoped token →