share_blueprint_with_groups
Share a blueprint with groups.
This record as markdown: /tools/tjnull-ludus-fastmcp/share-blueprint-with-groups.md
What share_blueprint_with_groups does on Ludus FastMCP
AI agents use share_blueprint_with_groups to create or update resources in Ludus FastMCP, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Ludus FastMCP environment.
Why share_blueprint_with_groups is rated Medium
Sharing a blueprint with groups modifies access control/permissions for that blueprint, making it accessible to additional groups. This is a reversible write operation (sharing can be undone). No code execution, deletion, or financial implications are involved.
From the tool's definition Share a blueprint with groups
Attacks that exploit this kind of access
The rule that runs share_blueprint_with_groups safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Ludus FastMCP, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For share_blueprint_with_groups, this is the rule to start with:
share_blueprint_with_groups 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 Ludus FastMCP, apply this rule, and every share_blueprint_with_groups call is checked against it from then on.
Questions about share_blueprint_with_groups
Share a blueprint with groups. It is categorised as a Write tool in the Ludus FastMCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Ludus Fast MCP server in PolicyLayer and add a rule for share_blueprint_with_groups: 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 Ludus FastMCP. Nothing to install.
share_blueprint_with_groups 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 share_blueprint_with_groups 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 share_blueprint_with_groups. 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.
share_blueprint_with_groups is provided by the Ludus Fast MCP server (tjnull/ludus-fastmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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