curl -X PUT https://api.usegately.com/api/v1/email/templates/tmpl_abc123 \
  -H "Authorization: Bearer gately_YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "subject": "Welcome to {{project}} 👋",
    "html_content": "<h1>Hey {{name}}, glad you are here!</h1>"
  }'

const response = await fetch(
  'https://api.usegately.com/api/v1/email/templates/tmpl_abc123',
  {
    method: 'PUT',
    headers: {
      'Authorization': 'Bearer gately_YOUR_API_KEY',
      'Content-Type': 'application/json',
    },
    body: JSON.stringify({
      subject: 'Welcome to {{project}} 👋',
      html_content: '<h1>Hey {{name}}, glad you are here!</h1>',
    }),
  }
);

const updated = await response.json();

import requests

response = requests.put(
    'https://api.usegately.com/api/v1/email/templates/tmpl_abc123',
    headers={
        'Authorization': 'Bearer gately_YOUR_API_KEY',
        'Content-Type': 'application/json',
    },
    json={
        'subject': 'Welcome to {{project}} 👋',
        'html_content': '<h1>Hey {{name}}, glad you are here!</h1>',
    }
)

print(response.json())

{
  "id": "tmpl_abc123",
  "name": "Welcome Email",
  "subject": "Welcome to {{project}} 👋",
  "html_content": "<h1>Hey {{name}}, glad you are here!</h1>",
  "category": "welcome",
  "updated_at": "2026-08-18T14:00:00Z"
}

{
  "error": "Template not found"
}