answer_in_current_branch · GitBranch MCP: Risk & Policy

WHAT IT DOES

What answer_in_current_branch does on GitBranchMCP

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

WHY IT NEEDS A POLICY

Why answer_in_current_branch needs a policy

Based on the tool name and server purpose (branch notes and decision logging), this tool likely creates or modifies branch-level data by recording answers or messages. This is a reversible write operation typical of logging systems. Severity is medium because misuse could pollute branch history, but changes are typically recoverable via version control.

From the tool's definition The tool name 'answer_in_current_branch' combined with sibling tools like 'append_message_node' and 'branch_chat' suggests it writes or appends data to the current branch context. The description is empty, limiting certainty.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

answer_in_current_branch Rate-limited

answer_in_current_branch 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": {
    "answer_in_current_branch": {
      "limits": [
        {
          "counter": "answer_in_current_branch_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 GitBranchMCP, so you can run agents against it safely.

FAQ

Questions about answer_in_current_branch

What does the answer_in_current_branch tool do? +

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

How do I enforce a policy on answer_in_current_branch? +

Register the GitBranch MCP server in PolicyLayer and add a rule for answer_in_current_branch: 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 GitBranchMCP. Nothing to install.

What risk level is answer_in_current_branch? +

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

Can I rate-limit answer_in_current_branch? +

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

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

answer_in_current_branch is provided by the GitBranch MCP server (lianggaoyuan/gitbranchmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.