label-create
Creates a new repository label. Returns structured data with label name, description, color, and URL.
This record as markdown: /tools/io-github-dave-london-go/label-create.md
What label-create does on Go
AI agents use label-create to create or update resources in Go, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Go environment.
Why label-create is rated Medium
This tool creates repository metadata (labels) which is a reversible write operation. While the blast radius is not severe (labels can be deleted/modified), it does modify repository state and could be misused to clutter or mislead a repository if an agent creates many labels unexpectedly.
From the tool's definition Tool description states 'Creates a new repository label' which indicates creation of new data in a repository.
Attacks that exploit this kind of access
The rule that runs label-create safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Go, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For label-create, this is the rule to start with:
label-create 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.
The button opens the PolicyLayer dashboard: create your workspace, connect Go, apply this rule, and every label-create call is checked against it from then on.
Questions about label-create
Creates a new repository label. Returns structured data with label name, description, color, and URL. It is categorised as a Write tool in the Go MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Go MCP server in PolicyLayer and add a rule for label-create: 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 Go. Nothing to install.
label-create is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the label-create 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.
Set action: deny in the PolicyLayer policy for label-create. 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.
label-create is provided by the Go MCP server (Dave-London/Pare). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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