Low Risk

workers

Find and view worker profiles. Actions: search, get_profile. Use this to find talent or check worker details.

High parameter count (22 properties)

Part of the Haptic Paper MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

AI agents call workers to retrieve information from Haptic Paper without modifying any data. This is common in research, monitoring, and reporting workflows where the agent needs context before taking action. Because read operations don't change state, they are generally safe to allow without restrictions -- but you may still want rate limits to control API costs.

Even though workers only reads data, uncontrolled read access can leak sensitive information or rack up API costs. An agent caught in a retry loop could make thousands of calls per minute. A rate limit gives you a safety net without blocking legitimate use.

Read-only tools are safe to allow by default. No rate limit needed unless you want to control costs.

haptic-paper.yaml
tools:
  workers:
    rules:
      - action: allow

See the full Haptic Paper policy for all 8 tools.

Tool Name workers
Category Read
Risk Level Low

Agents calling read-class tools like workers have been implicated in these attack patterns. Read the full case and prevention policy for each:

Browse the full MCP Attack Database →

Other tools in the Read risk category across the catalogue. The same policy patterns (rate-limit, allow) apply to each.

What does the workers tool do? +

Find and view worker profiles. Actions: search, get_profile. Use this to find talent or check worker details.. It is categorised as a Read tool in the Haptic Paper MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on workers? +

Add a rule in your Intercept YAML policy under the tools section for workers. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the Haptic Paper MCP server.

What risk level is workers? +

workers is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit workers? +

Yes. Add a rate_limit block to the workers rule in your Intercept 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 workers completely? +

Set action: deny in the Intercept policy for workers. 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 workers? +

workers is provided by the Haptic Paper MCP server (@hapticpaper/mcp-server). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policies on Haptic Paper

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept
github.com/policylayer/intercept →
// GET IN TOUCH

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