Graphql Playground

Seo REST API MCP

Check a GraphQL query for balanced braces and, when a schema is supplied, unknown fields on Query/Mutation/Subscription types. This is a syntax and field-name check. It does not execute a query and it is not a full GraphQL engine.

This page documents the HTTP endpoint POST /api/tools/graphql-playground/execute. See the MCP reference →

Use in the browser View as Markdown

Call it over REST

POST https://api.findutils.com/api/tools/graphql-playground/execute · no API keys · 60 requests/min per IP

Execute — verified arguments

curl -X POST https://api.findutils.com/api/tools/graphql-playground/execute \
  -H "Content-Type: application/json" \
  -d '{
    "schema": "type Query { user: User }\ntype User { name: String }",
    "query": "{ user { name } }"
  }'

Parameter schema for this endpoint

curl https://api.findutils.com/api/tools/graphql-playground

Interactive docs · OpenAPI 3.1 spec · All REST tools

Input schema

Argument	Type	Required	Description
schema	string	no	Optional GraphQL SDL used to check field names.
query	string	yes	GraphQL query, mutation, or subscription document.

Example arguments (verified)

{
  "schema": "type Query { user: User }\ntype User { name: String }",
  "query": "{ user { name } }"
}

Also an MCP tool

Claude, Cursor, and any MCP client can call this tool as findutils:graphql_playground after one connect command.

Connect once

claude mcp add findutils --transport http https://mcp.findutils.com/

Open the MCP reference for Graphql Playground →

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