claimTask

Claim a pending task for execution. Returns the task if successful, null if already claimed or dependencies not met.

SERVERNodebench SOURCEnodebench-mcp

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/io-github-homenshum-nodebench/claimtask.md

WHAT IT DOES

What claimTask does on Nodebench

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

RISK

Why claimTask is rated Medium

Claiming a task modifies its state (from pending to claimed), which is a reversible write operation. It does not execute the task itself, delete data, or involve financial transactions. Misuse could cause tasks to be incorrectly claimed or blocked, but the blast radius is moderate.

From the tool's definition Claim a pending task for execution. Returns the task if successful, null if already claimed or dependencies not met.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs claimTask safely

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

claimTask Rate-limited

claimTask 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": {
    "claimTask": {
      "limits": [
        {
          "counter": "claimtask_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 Nodebench, apply this rule, and every claimTask call is checked against it from then on.

FAQ

Questions about claimTask

What does the claimTask tool do? +

Claim a pending task for execution. Returns the task if successful, null if already claimed or dependencies not met. It is categorised as a Write tool in the Nodebench MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on claimTask? +

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

What risk level is claimTask? +

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

Can I rate-limit claimTask? +

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

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

claimTask is provided by the Nodebench MCP server (nodebench-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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