android_session_step · DevLab MCP Suite MCP: Risk & Policy

WHAT IT DOES

What android_session_step does on DevLab MCP Suite

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

WHY IT NEEDS A POLICY

Why android_session_step needs a policy

This tool writes/records test session data (actions, screenshots, UI dumps) to a testing session log. It creates or modifies session records reversibly. No code is executed, no data is deleted, and no financial operations are involved. Misuse potential is low as it only captures and records test evidence.

From the tool's definition Record an action within a testing session with optional screenshot and UI dump evidence

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

android_session_step Rate-limited

android_session_step 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": {
    "android_session_step": {
      "limits": [
        {
          "counter": "android_session_step_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 DevLab MCP Suite, so you can run agents against it safely.

FAQ

Questions about android_session_step

What does the android_session_step tool do? +

Record an action within a testing session with optional screenshot and UI dump evidence. It is categorised as a Write tool in the DevLab MCP Suite MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on android_session_step? +

Register the DevLab MCP Suite MCP server in PolicyLayer and add a rule for android_session_step: 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 DevLab MCP Suite. Nothing to install.

What risk level is android_session_step? +

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

Can I rate-limit android_session_step? +

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

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

android_session_step is provided by the DevLab MCP Suite MCP server (tanguito86/devlab-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.