OpenAPI to MCP Server

{ "openapi": "3.0.0", "info": { "title": "Petstore API", "version": "1.0.0", "description": "A sample API for testing MCP tool generation" }, "servers": [ { "url": "http://localhost:3000/api" } ], "paths": { "/pets": { "get": { "summary": "List all pets", "operationId": "listPets", "parameters": [ { "name": "limit", "in": "query", "description": "How many items to return at one time", "required": false, "schema": { "type": "integer", "format": "int32" } } ], "responses": { "200": { "description": "A paged array of pets", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Pets" } } } } } }, "post": { "summary": "Create a pet", "operationId": "createPet", "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/NewPet" } } } }, "responses": { "201": { "description": "Created pet", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Pet" } } } } } } }, "/pets/{petId}": { "get": { "summary": "Get a pet by ID", "operationId": "getPetById", "parameters": [ { "name": "petId", "in": "path", "required": true, "description": "The id of the pet to retrieve", "schema": { "type": "string" } } ], "responses": { "200": { "description": "Pet response", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/Pet" } } } }, "404": { "description": "Pet not found" } } } } }, "components": { "schemas": { "Pet": { "type": "object", "required": ["id", "name"], "properties": { "id": { "type": "integer", "format": "int64" }, "name": { "type": "string" }, "tag": { "type": "string" } } }, "NewPet": { "type": "object", "required": ["name"], "properties": { "name": { "type": "string" }, "tag": { "type": "string" } } }, "Pets": { "type": "array", "items": { "$ref": "#/components/schemas/Pet" } } } } }