Check which domain-specific MCPs are available and their status.
AI agents call check_available_mcps to retrieve information from Government of Canada Open Data MCP Servers without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool performs a simple status check and enumeration of available MCPs. It retrieves information about system availability and service status with no side effects, no data modification, no code execution, and no resource-consuming operations. This is a standard informational read operation with minimal blast radius if misused by an AI agent.
From the tool's definition Tool name 'check_available_mcps' and description 'Check which domain-specific MCPs are available and their status' indicate a query/inspection operation that retrieves metadata about available services without modifying, executing external operations, or…
Attacks that exploit this kind of access
Check which domain-specific MCPs are available and their status. It is categorised as a Read tool in the Government of Canada Open Data MCP Servers MCP Server, which means it retrieves data without modifying state.
Register the Government of Canada Open Data MCP Servers MCP server in PolicyLayer and add a rule for check_available_mcps: 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 Government of Canada Open Data MCP Servers. Nothing to install.
check_available_mcps 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 check_available_mcps 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 check_available_mcps. 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.
check_available_mcps is provided by the Government of Canada Open Data MCP Servers MCP server (krunal16-c/gov-ca-mcp). 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.
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