apex_create_follow
Create a monitoring follow with notifications for regulatory updates
This record as markdown: /tools/gbesse-mcp-server/apex-create-follow.md
What apex_create_follow does on ,APEX MCP Server
AI agents use apex_create_follow to create or update resources in ,APEX MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your ,APEX MCP Server environment.
Why apex_create_follow is rated Medium
This tool creates persistent monitoring configurations that track regulatory updates. While the action itself is reversible (topics can be deleted), it modifies system state by adding new monitoring rules and notification settings. This is a Write operation rather than Read (it creates rather than retrieves) or Execute (it doesn't run arbitrary code or commands—it configures monitoring).
From the tool's definition The tool creates a monitoring follow/topic, which is a reversible data creation action. The description states it enables 'creating monitoring topics' and 'setting up notifications for regulatory updates', indicating it writes configuration data to the system.
Attacks that exploit this kind of access
The rule that runs apex_create_follow safely
PolicyLayer is an MCP gateway: it sits between your AI agents and ,APEX MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For apex_create_follow, this is the rule to start with:
apex_create_follow 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 ,APEX MCP Server, apply this rule, and every apex_create_follow call is checked against it from then on.
Questions about apex_create_follow
Create a monitoring follow with notifications for regulatory updates. It is categorised as a Write tool in the ,APEX MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the ,APEX MCP Server MCP server in PolicyLayer and add a rule for apex_create_follow: 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 ,APEX MCP Server. Nothing to install.
apex_create_follow 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 apex_create_follow 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 apex_create_follow. 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.
apex_create_follow is provided by the ,APEX MCP Server MCP server (gbesse/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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