Returns full GraphQL type definitions for the specified type names. Use this after get_graphql_schema to get detailed field information for types you need in your custom query. This tool provides the complete schema definition including: - All fields with their types and arguments - Field descrip...
AI agents call get_graphql_schema_details to retrieve information from Playwright Stealth without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool purely reads and returns GraphQL schema introspection data. It has no side effects, does not modify data, execute code, delete anything, or involve financial operations. The example usage confirms it is informational retrieval only. While understanding schema details could theoretically inform a subsequent malicious query, the tool itself performs only a read operation with minimal blast radius if misused.
From the tool's definition Tool 'get_graphql_schema_details' description states it 'Returns full GraphQL type definitions' and 'provides the complete schema definition including all fields with their types and arguments, field descriptions and documentation, enum values, interface…
Documented attack patterns abuse exactly the kind of access get_graphql_schema_details gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Playwright Stealth, and nothing reaches the server without passing your rules. This is the rule we recommend for get_graphql_schema_details:
{
"version": "1",
"default": "deny",
"tools": {
"get_graphql_schema_details": {}
}
}get_graphql_schema_details is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Returns full GraphQL type definitions for the specified type names. Use this after get_graphql_schema to get detailed field information for types you need in your custom query. This tool provides the complete schema definition including: - All fields with their types and arguments - Field descriptions and documentation - Enum values - Interface implementations - Input object fields Example usage: - To understand App fields: typeNames: [. It is categorised as a Read tool in the Playwright Stealth MCP Server, which means it retrieves data without modifying state.
Register the Playwright Stealth MCP server in PolicyLayer and add a rule for get_graphql_schema_details: 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 Playwright Stealth. Nothing to install.
get_graphql_schema_details 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 get_graphql_schema_details 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 get_graphql_schema_details. 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.
get_graphql_schema_details is provided by the Playwright Stealth MCP server (pulsemcp/mcp-servers). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Playwright Stealth, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
68 Playwright Stealth tools catalogued and risk-classified — across an index of 43,000+ MCP servers.