AI agents call generate_from_url to retrieve information from Apitype without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool reads/fetches data from a URL and performs local code generation (TypeScript types, Zod/TypeBox/JSON Schema). This is a read-only operation with no side effects on external systems. The only concern is that it makes an outbound HTTP request to an arbitrary URL, which could be misused for SSRF, but the primary classification is Read. Severity is low since it only retrieves data and generates types.
From the tool's definition 'Fetch a URL and generate TypeScript types' — the tool fetches data from a URL and generates schema definitions; no state modification implied
Attacks that exploit this kind of access
Fetch a URL and generate TypeScript types + Zod/TypeBox/JSON Schema. It is categorised as a Read tool in the Apitype MCP Server, which means it retrieves data without modifying state.
Register the Apitype MCP server in PolicyLayer and add a rule for generate_from_url: 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 Apitype. Nothing to install.
generate_from_url 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 generate_from_url 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 generate_from_url. 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.
generate_from_url is provided by the Apitype MCP server (jayesh-bansal/apitype). 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 →