airbyte_update_tag · Airbyte MCP: Risk & Policy

WHAT IT DOES

What airbyte_update_tag does on Airbyte

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

WHY IT NEEDS A POLICY

Why airbyte_update_tag needs a policy

This tool updates (modifies) an existing tag's name in Airbyte. It is reversible—the tag name can be changed again to a previous value or corrected. It has no financial implications, does not execute arbitrary code, and does not delete data irreversibly. The blast radius is limited to tag metadata in the Airbyte workspace.

From the tool's definition Tool name 'airbyte_update_tag' and description 'Update an existing tag's name' indicate modification of an existing resource.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

airbyte_update_tag Rate-limited

airbyte_update_tag 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": {
    "airbyte_update_tag": {
      "limits": [
        {
          "counter": "airbyte_update_tag_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 Airbyte, so you can run agents against it safely.

FAQ

Questions about airbyte_update_tag

What does the airbyte_update_tag tool do? +

Update an existing tag's name. It is categorised as a Write tool in the Airbyte MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on airbyte_update_tag? +

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

What risk level is airbyte_update_tag? +

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

Can I rate-limit airbyte_update_tag? +

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

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

airbyte_update_tag is provided by the Airbyte MCP server (trustxai/airbyte-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.