List all environments in a Bruno collection
AI agents call bruno_list_environments to retrieve information from Bruno MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns a list of environments without modifying, deleting, or executing any operations. It is a straightforward read operation that gathers information about existing environments in a Bruno collection, presenting no risk of unintended data modification or execution.
From the tool's definition Tool name 'bruno_list_environments' and description 'List all environments in a Bruno collection' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
List all environments in a Bruno collection. It is categorised as a Read tool in the Bruno MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Bruno MCP Server MCP server in PolicyLayer and add a rule for bruno_list_environments: 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 Bruno MCP Server. Nothing to install.
bruno_list_environments is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the bruno_list_environments 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 bruno_list_environments. 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.
bruno_list_environments is provided by the Bruno MCP Server MCP server (jcr82/bruno-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
Teams ship this data inside their own products. See what a licence covers →