Low Risk

get_openapi

Get the OpenAPI 3.1 specification. Optionally filter to a single component schema by name (PascalCase, e.g. 'Order', 'CustomerPayment').

Single-target operation

Part of the Valets Schema MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

AI agents call get_openapi to retrieve information from Valets Schema without modifying any data. This is common in research, monitoring, and reporting workflows where the agent needs context before taking action. Because read operations don't change state, they are generally safe to allow without restrictions -- but you may still want rate limits to control API costs.

Even though get_openapi only reads data, uncontrolled read access can leak sensitive information or rack up API costs. An agent caught in a retry loop could make thousands of calls per minute. A rate limit gives you a safety net without blocking legitimate use.

Read-only tools are safe to allow by default. No rate limit needed unless you want to control costs.

valets-schema.yaml
tools:
  get_openapi:
    rules:
      - action: allow

See the full Valets Schema policy for all 7 tools.

Tool Name get_openapi
Category Read
Risk Level Low

Agents calling read-class tools like get_openapi have been implicated in these attack patterns. Read the full case and prevention policy for each:

Browse the full MCP Attack Database →

Other tools in the Read risk category across the catalogue. The same policy patterns (rate-limit, allow) apply to each.

What does the get_openapi tool do? +

Get the OpenAPI 3.1 specification. Optionally filter to a single component schema by name (PascalCase, e.g. 'Order', 'CustomerPayment').. It is categorised as a Read tool in the Valets Schema MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_openapi? +

Add a rule in your Intercept YAML policy under the tools section for get_openapi. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the Valets Schema MCP server.

What risk level is get_openapi? +

get_openapi is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_openapi? +

Yes. Add a rate_limit block to the get_openapi rule in your Intercept 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.

How do I block get_openapi completely? +

Set action: deny in the Intercept policy for get_openapi. 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.

What MCP server provides get_openapi? +

get_openapi is provided by the Valets Schema MCP server (@ingenx-io/valets-schema-mcp-server). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policies on Valets Schema

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept
github.com/policylayer/intercept →
// GET IN TOUCH

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