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# Validate a product template

POST https://api.runtype.com/v1/public/products/validate-template
Content-Type: application/json

Validates a product template against the platform schema.

Reference: https://docs.runtype.com/api-reference/runtype-api/product-validation/validate-a-product-template

## Authentication

- `Authorization` header (bearer token, required) — API key or Clerk session token

## Servers

- `https://api.runtype.com` (Production, default)
- `https://api.runtype-staging.com` (Staging)

## Response

### 200

Validation result

- `errors` (list of V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaErrorsItems, required)
- `recommendations` (list of V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaRecommendationsItems, required)
- `valid` (boolean, required)
- `warnings` (list of V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaWarningsItems, required)

## Errors

### 400 Bad Request Error

Invalid JSON body

- `error` (string, required)
- `code` (string, optional) — Stable error code. `insufficient_scope` marks an API key that lacks a scope this request needs.
- `details` (list of ErrorDetailsItems, optional)
- `requiredScopes` (list of string, optional) — On `insufficient_scope`: every API key scope this request needs.

### 500 Internal Server Error

Validation failed unexpectedly

- `errors` (list of V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaErrorsItems, required)
- `recommendations` (list of V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaRecommendationsItems, required)
- `valid` (boolean, required)
- `warnings` (list of V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaWarningsItems, required)

## Types

### V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaErrorsItems

- `code` (string, required)
- `message` (string, required)
- `path` (string, required)
- `severity` (string, required)

### V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaRecommendationsItems

- `code` (string, required)
- `message` (string, required)
- `path` (string, required)
- `severity` (string, required)

### V1PublicProductsValidateTemplatePostResponsesContentApplicationJsonSchemaWarningsItems

- `code` (string, required)
- `message` (string, required)
- `path` (string, required)
- `severity` (string, required)

### ErrorDetailsItems

- `message` (string, required)
- `code` (string, optional) — Stable Runtype validation code (e.g. MISSING_REQUIRED_FIELD, INVALID_ENUM).
- `path` (string, optional) — Dotted JSON path to the offending field.
- `suggestion` (string, optional) — Actionable hint (allowed values, accepted range, …).

## Examples

**Request**

```json
{
  "productObject": {
    "_meta": {
      "catalogVersion": "2026-06-01",
      "generatedAt": "2026-06-01T00:00:00.000Z",
      "generatorVersion": "1.0.0",
      "planHash": "abc123",
      "schemaVersion": "1.1"
    },
    "capabilities": [
      {
        "description": "Summarizes input text",
        "flow": {
          "description": "Summarizes the provided input",
          "name": "Summarizer",
          "steps": [
            {
              "config": {
                "model": "gpt-5-mini",
                "systemPrompt": "Summarize the following text.",
                "userPrompt": "{{input}}"
              },
              "name": "Summarize",
              "type": "prompt"
            }
          ]
        },
        "id": "summarize",
        "name": "Summarize"
      }
    ],
    "product": {
      "description": "A product template with variables",
      "name": "Template Product"
    },
    "surfaces": [],
    "tools": [],
    "version": "1.1"
  },
  "template": {
    "variables": [
      {
        "inputType": "textarea",
        "key": "input",
        "label": "Input Text",
        "required": true
      }
    ]
  },
  "version": "1.1"
}
```

**Response**

```json
{
  "errors": [
    {
      "code": "string",
      "message": "string",
      "path": "string",
      "severity": "string"
    }
  ],
  "recommendations": [
    {
      "code": "string",
      "message": "string",
      "path": "string",
      "severity": "string"
    }
  ],
  "valid": true,
  "warnings": [
    {
      "code": "string",
      "message": "string",
      "path": "string",
      "severity": "string"
    }
  ]
}
```

**SDK Code**

```python Validate a product template
import requests

url = "https://api.runtype.com/v1/public/products/validate-template"

payload = {
    "productObject": {
        "_meta": {
            "catalogVersion": "2026-06-01",
            "generatedAt": "2026-06-01T00:00:00.000Z",
            "generatorVersion": "1.0.0",
            "planHash": "abc123",
            "schemaVersion": "1.1"
        },
        "capabilities": [
            {
                "description": "Summarizes input text",
                "flow": {
                    "description": "Summarizes the provided input",
                    "name": "Summarizer",
                    "steps": [
                        {
                            "config": {
                                "model": "gpt-5-mini",
                                "systemPrompt": "Summarize the following text.",
                                "userPrompt": "{{input}}"
                            },
                            "name": "Summarize",
                            "type": "prompt"
                        }
                    ]
                },
                "id": "summarize",
                "name": "Summarize"
            }
        ],
        "product": {
            "description": "A product template with variables",
            "name": "Template Product"
        },
        "surfaces": [],
        "tools": [],
        "version": "1.1"
    },
    "template": { "variables": [
            {
                "inputType": "textarea",
                "key": "input",
                "label": "Input Text",
                "required": True
            }
        ] },
    "version": "1.1"
}
headers = {
    "Authorization": "Bearer <token>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.json())
```

```javascript Validate a product template
const url = 'https://api.runtype.com/v1/public/products/validate-template';
const options = {
  method: 'POST',
  headers: {Authorization: 'Bearer <token>', 'Content-Type': 'application/json'},
  body: '{"productObject":{"_meta":{"catalogVersion":"2026-06-01","generatedAt":"2026-06-01T00:00:00.000Z","generatorVersion":"1.0.0","planHash":"abc123","schemaVersion":"1.1"},"capabilities":[{"description":"Summarizes input text","flow":{"description":"Summarizes the provided input","name":"Summarizer","steps":[{"config":{"model":"gpt-5-mini","systemPrompt":"Summarize the following text.","userPrompt":"{{input}}"},"name":"Summarize","type":"prompt"}]},"id":"summarize","name":"Summarize"}],"product":{"description":"A product template with variables","name":"Template Product"},"surfaces":[],"tools":[],"version":"1.1"},"template":{"variables":[{"inputType":"textarea","key":"input","label":"Input Text","required":true}]},"version":"1.1"}'
};

try {
  const response = await fetch(url, options);
  const data = await response.json();
  console.log(data);
} catch (error) {
  console.error(error);
}
```

```go Validate a product template
package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.runtype.com/v1/public/products/validate-template"

	payload := strings.NewReader("{\n  \"productObject\": {\n    \"_meta\": {\n      \"catalogVersion\": \"2026-06-01\",\n      \"generatedAt\": \"2026-06-01T00:00:00.000Z\",\n      \"generatorVersion\": \"1.0.0\",\n      \"planHash\": \"abc123\",\n      \"schemaVersion\": \"1.1\"\n    },\n    \"capabilities\": [\n      {\n        \"description\": \"Summarizes input text\",\n        \"flow\": {\n          \"description\": \"Summarizes the provided input\",\n          \"name\": \"Summarizer\",\n          \"steps\": [\n            {\n              \"config\": {\n                \"model\": \"gpt-5-mini\",\n                \"systemPrompt\": \"Summarize the following text.\",\n                \"userPrompt\": \"{{input}}\"\n              },\n              \"name\": \"Summarize\",\n              \"type\": \"prompt\"\n            }\n          ]\n        },\n        \"id\": \"summarize\",\n        \"name\": \"Summarize\"\n      }\n    ],\n    \"product\": {\n      \"description\": \"A product template with variables\",\n      \"name\": \"Template Product\"\n    },\n    \"surfaces\": [],\n    \"tools\": [],\n    \"version\": \"1.1\"\n  },\n  \"template\": {\n    \"variables\": [\n      {\n        \"inputType\": \"textarea\",\n        \"key\": \"input\",\n        \"label\": \"Input Text\",\n        \"required\": true\n      }\n    ]\n  },\n  \"version\": \"1.1\"\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Authorization", "Bearer <token>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(res)
	fmt.Println(string(body))

}
```

```ruby Validate a product template
require 'uri'
require 'net/http'

url = URI("https://api.runtype.com/v1/public/products/validate-template")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Authorization"] = 'Bearer <token>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"productObject\": {\n    \"_meta\": {\n      \"catalogVersion\": \"2026-06-01\",\n      \"generatedAt\": \"2026-06-01T00:00:00.000Z\",\n      \"generatorVersion\": \"1.0.0\",\n      \"planHash\": \"abc123\",\n      \"schemaVersion\": \"1.1\"\n    },\n    \"capabilities\": [\n      {\n        \"description\": \"Summarizes input text\",\n        \"flow\": {\n          \"description\": \"Summarizes the provided input\",\n          \"name\": \"Summarizer\",\n          \"steps\": [\n            {\n              \"config\": {\n                \"model\": \"gpt-5-mini\",\n                \"systemPrompt\": \"Summarize the following text.\",\n                \"userPrompt\": \"{{input}}\"\n              },\n              \"name\": \"Summarize\",\n              \"type\": \"prompt\"\n            }\n          ]\n        },\n        \"id\": \"summarize\",\n        \"name\": \"Summarize\"\n      }\n    ],\n    \"product\": {\n      \"description\": \"A product template with variables\",\n      \"name\": \"Template Product\"\n    },\n    \"surfaces\": [],\n    \"tools\": [],\n    \"version\": \"1.1\"\n  },\n  \"template\": {\n    \"variables\": [\n      {\n        \"inputType\": \"textarea\",\n        \"key\": \"input\",\n        \"label\": \"Input Text\",\n        \"required\": true\n      }\n    ]\n  },\n  \"version\": \"1.1\"\n}"

response = http.request(request)
puts response.read_body
```

```java Validate a product template
import com.mashape.unirest.http.HttpResponse;
import com.mashape.unirest.http.Unirest;

HttpResponse<String> response = Unirest.post("https://api.runtype.com/v1/public/products/validate-template")
  .header("Authorization", "Bearer <token>")
  .header("Content-Type", "application/json")
  .body("{\n  \"productObject\": {\n    \"_meta\": {\n      \"catalogVersion\": \"2026-06-01\",\n      \"generatedAt\": \"2026-06-01T00:00:00.000Z\",\n      \"generatorVersion\": \"1.0.0\",\n      \"planHash\": \"abc123\",\n      \"schemaVersion\": \"1.1\"\n    },\n    \"capabilities\": [\n      {\n        \"description\": \"Summarizes input text\",\n        \"flow\": {\n          \"description\": \"Summarizes the provided input\",\n          \"name\": \"Summarizer\",\n          \"steps\": [\n            {\n              \"config\": {\n                \"model\": \"gpt-5-mini\",\n                \"systemPrompt\": \"Summarize the following text.\",\n                \"userPrompt\": \"{{input}}\"\n              },\n              \"name\": \"Summarize\",\n              \"type\": \"prompt\"\n            }\n          ]\n        },\n        \"id\": \"summarize\",\n        \"name\": \"Summarize\"\n      }\n    ],\n    \"product\": {\n      \"description\": \"A product template with variables\",\n      \"name\": \"Template Product\"\n    },\n    \"surfaces\": [],\n    \"tools\": [],\n    \"version\": \"1.1\"\n  },\n  \"template\": {\n    \"variables\": [\n      {\n        \"inputType\": \"textarea\",\n        \"key\": \"input\",\n        \"label\": \"Input Text\",\n        \"required\": true\n      }\n    ]\n  },\n  \"version\": \"1.1\"\n}")
  .asString();
```

```php Validate a product template
<?php
require_once('vendor/autoload.php');

$client = new \GuzzleHttp\Client();

$response = $client->request('POST', 'https://api.runtype.com/v1/public/products/validate-template', [
  'body' => '{
  "productObject": {
    "_meta": {
      "catalogVersion": "2026-06-01",
      "generatedAt": "2026-06-01T00:00:00.000Z",
      "generatorVersion": "1.0.0",
      "planHash": "abc123",
      "schemaVersion": "1.1"
    },
    "capabilities": [
      {
        "description": "Summarizes input text",
        "flow": {
          "description": "Summarizes the provided input",
          "name": "Summarizer",
          "steps": [
            {
              "config": {
                "model": "gpt-5-mini",
                "systemPrompt": "Summarize the following text.",
                "userPrompt": "{{input}}"
              },
              "name": "Summarize",
              "type": "prompt"
            }
          ]
        },
        "id": "summarize",
        "name": "Summarize"
      }
    ],
    "product": {
      "description": "A product template with variables",
      "name": "Template Product"
    },
    "surfaces": [],
    "tools": [],
    "version": "1.1"
  },
  "template": {
    "variables": [
      {
        "inputType": "textarea",
        "key": "input",
        "label": "Input Text",
        "required": true
      }
    ]
  },
  "version": "1.1"
}',
  'headers' => [
    'Authorization' => 'Bearer <token>',
    'Content-Type' => 'application/json',
  ],
]);

echo $response->getBody();
```

```csharp Validate a product template
using RestSharp;

var client = new RestClient("https://api.runtype.com/v1/public/products/validate-template");
var request = new RestRequest(Method.POST);
request.AddHeader("Authorization", "Bearer <token>");
request.AddHeader("Content-Type", "application/json");
request.AddParameter("application/json", "{\n  \"productObject\": {\n    \"_meta\": {\n      \"catalogVersion\": \"2026-06-01\",\n      \"generatedAt\": \"2026-06-01T00:00:00.000Z\",\n      \"generatorVersion\": \"1.0.0\",\n      \"planHash\": \"abc123\",\n      \"schemaVersion\": \"1.1\"\n    },\n    \"capabilities\": [\n      {\n        \"description\": \"Summarizes input text\",\n        \"flow\": {\n          \"description\": \"Summarizes the provided input\",\n          \"name\": \"Summarizer\",\n          \"steps\": [\n            {\n              \"config\": {\n                \"model\": \"gpt-5-mini\",\n                \"systemPrompt\": \"Summarize the following text.\",\n                \"userPrompt\": \"{{input}}\"\n              },\n              \"name\": \"Summarize\",\n              \"type\": \"prompt\"\n            }\n          ]\n        },\n        \"id\": \"summarize\",\n        \"name\": \"Summarize\"\n      }\n    ],\n    \"product\": {\n      \"description\": \"A product template with variables\",\n      \"name\": \"Template Product\"\n    },\n    \"surfaces\": [],\n    \"tools\": [],\n    \"version\": \"1.1\"\n  },\n  \"template\": {\n    \"variables\": [\n      {\n        \"inputType\": \"textarea\",\n        \"key\": \"input\",\n        \"label\": \"Input Text\",\n        \"required\": true\n      }\n    ]\n  },\n  \"version\": \"1.1\"\n}", ParameterType.RequestBody);
IRestResponse response = client.Execute(request);
```

```swift Validate a product template
import Foundation

let headers = [
  "Authorization": "Bearer <token>",
  "Content-Type": "application/json"
]
let parameters = [
  "productObject": [
    "_meta": [
      "catalogVersion": "2026-06-01",
      "generatedAt": "2026-06-01T00:00:00.000Z",
      "generatorVersion": "1.0.0",
      "planHash": "abc123",
      "schemaVersion": "1.1"
    ],
    "capabilities": [
      [
        "description": "Summarizes input text",
        "flow": [
          "description": "Summarizes the provided input",
          "name": "Summarizer",
          "steps": [
            [
              "config": [
                "model": "gpt-5-mini",
                "systemPrompt": "Summarize the following text.",
                "userPrompt": "{{input}}"
              ],
              "name": "Summarize",
              "type": "prompt"
            ]
          ]
        ],
        "id": "summarize",
        "name": "Summarize"
      ]
    ],
    "product": [
      "description": "A product template with variables",
      "name": "Template Product"
    ],
    "surfaces": [],
    "tools": [],
    "version": "1.1"
  ],
  "template": ["variables": [
      [
        "inputType": "textarea",
        "key": "input",
        "label": "Input Text",
        "required": true
      ]
    ]],
  "version": "1.1"
] as [String : Any]

let postData = JSONSerialization.data(withJSONObject: parameters, options: [])

let request = NSMutableURLRequest(url: NSURL(string: "https://api.runtype.com/v1/public/products/validate-template")! as URL,
                                        cachePolicy: .useProtocolCachePolicy,
                                    timeoutInterval: 10.0)
request.httpMethod = "POST"
request.allHTTPHeaderFields = headers
request.httpBody = postData as Data

let session = URLSession.shared
let dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in
  if (error != nil) {
    print(error as Any)
  } else {
    let httpResponse = response as? HTTPURLResponse
    print(httpResponse)
  }
})

dataTask.resume()
```