PUT

api

products

{id}

Update Product

curl --request PUT \
  --url https://api.example.com/api/v2/products/{id}

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.example.com/api/v2/products/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.example.com/api/v2/products/{id}"

	req, _ := http.NewRequest("PUT", url, nil)

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

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

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://api.example.com/api/v2/products/{id}")

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

request = Net::HTTP::Put.new(url)

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

Update Product

Update product details including price, description, images, and metadata. Changes to UPC code will trigger a new eligibility check.

Authentication

Authorization: Bearer glm_test_YOUR_API_KEY

Path Parameters

Parameter	Type	Required	Description
`id`	integer	Yes	Product ID

Request Body

{
  "name": "Premium Blood Pressure Monitor",
  "tagline": "Professional-grade automatic BP monitoring",
  "description": "Updated description with new features",
  "price": 5495,
  "images": [
    "https://cdn.example.com/bp-monitor-updated.jpg"
  ],
  "metadata": {
    "category": "medical_devices",
    "brand": "HealthTech Pro",
    "version": "2.0"
  }
}

Parameters

All parameters are optional. Only include fields you want to update.

Parameter	Type	Description
`name`	string	Product name (max 255 chars)
`tagline`	string	Short description (max 255 chars)
`description`	string	Full product description
`price`	integer	Price in cents
`currency`	string	ISO 4217 currency code
`merchant_product_id`	string	Your reference ID
`upc_code_or_gtin`	string	UPC or GTIN (triggers eligibility re-check)
`status`	enum	`active`, `inactive`, or `archived`
`images`	array	Array of image URLs (replaces all existing images)
`metadata`	object	Custom key-value pairs (merged with existing)

All monetary amounts are integers in cents (e.g., 4995 = $49.95).

Request

PUT /api/v2/products/{id}

Response

Returns the updated product object:

{
  "id": 12345,
  "name": "Premium Blood Pressure Monitor",
  "tagline": "Professional-grade automatic BP monitoring",
  "description": "Updated description with new features",
  "price": 5495,
  "currency": "USD",
  "merchant_product_id": "BP-MONITOR-001",
  "upc_code_or_gtin": "14567890123456",
  "status": "active",
  "eligibility": {
    "hsa_fsa_eligible": true,
    "message": "SIGIS verified - Medical device",
    "checked_at": "2025-10-18T14:30:00Z"
  },
  "images": [
    {
      "id": 569,
      "url": "https://cdn.example.com/bp-monitor-updated.jpg",
      "is_primary": true
    }
  ],
  "metadata": {
    "category": "medical_devices",
    "brand": "HealthTech Pro",
    "version": "2.0"
  },
  "created_at": "2025-10-18T14:30:00Z",
  "updated_at": "2025-10-18T16:00:00Z"
}

Examples

Update Price

curl -X PUT https://api.withgale.com/api/v2/products/12345 \
  -H "Authorization: Bearer glm_test_YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "price": 5495
  }'

Update Description and Status

curl -X PUT https://api.withgale.com/api/v2/products/12345 \
  -H "Authorization: Bearer glm_test_YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "description": "Enhanced model with improved accuracy and larger display",
    "tagline": "Professional-grade BP monitor",
    "status": "inactive"
  }'

Metadata Merging

Metadata updates are merged with existing values, not replaced:

// Existing metadata
{
  "metadata": {
    "category": "medical",
    "brand": "HealthTech"
  }
}

// Update request
{
  "metadata": {
    "inventory": 50
  }
}

// Result (merged)
{
  "metadata": {
    "category": "medical",
    "brand": "HealthTech",
    "inventory": 50
  }
}

To remove a metadata field, set it to null:

{
  "metadata": {
    "old_field": null
  }
}

Webhooks

Product updates trigger the following webhook event:

{
  "type": "product.updated",
  "data": {
    "id": 12345,
    "name": "Premium Blood Pressure Monitor",
    "price": 5495,
    "updated_at": "2025-10-18T16:00:00Z"
  }
}

See Webhooks Reference for details.

Errors

Status Code	Error Code	Description
400	`invalid_request`	Invalid parameters
401	`unauthorized`	Invalid or missing API key
404	`not_found`	Product not found
422	`validation_error`	Field validation failed
429	`rate_limit_exceeded`	Too many requests

Example error:

{
  "error": {
    "code": "validation_error",
    "message": "Invalid price",
    "details": [
      {
        "field": "price",
        "message": "Price must be a positive integer"
      }
    ]
  }
}

Create Product - POST /api/v2/products
Get Product - GET /api/v2/products/
List Products - GET /api/v2/products
Check Eligibility - POST /api/v2/products/check-eligibility

Update Product

curl --request PUT \
  --url https://api.example.com/api/v2/products/{id}

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.example.com/api/v2/products/{id}",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "PUT",
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

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

func main() {

	url := "https://api.example.com/api/v2/products/{id}"

	req, _ := http.NewRequest("PUT", url, nil)

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

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

	fmt.Println(string(body))

}

require 'uri'
require 'net/http'

url = URI("https://api.example.com/api/v2/products/{id}")

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

request = Net::HTTP::Put.new(url)

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

Getting Started

Integration Guides

Core Objects

Checkout

Payment Links

Orders

Products

Subscriptions

Webhooks & Errors

Update Product

Update Product

Authentication

Path Parameters

Request Body

Parameters

Request

Response

Examples

Update Price

Update Description and Status

Metadata Merging

Webhooks

Errors

​Update Product

​Authentication

​Path Parameters

​Request Body

​Parameters

​Request

​Response

​Examples

​Update Price

​Update Description and Status

​Metadata Merging

​Webhooks

​Errors

​Related Endpoints

​Related Resources

Update Product

Authentication

Path Parameters

Request Body

Parameters

Request

Response

Examples

Update Price

Update Description and Status

Metadata Merging

Webhooks

Errors

Related Endpoints

Related Resources