SDKs & Examples

FormSentry works with any language that can make HTTP requests. Choose your language below for a complete integration guide.

Quick Comparison

The same request across all supported languages:

curl -X POST https://api.formsentry.ai/v1/verify \
  -H "Content-Type: application/json" \
  -d '{"apiKey":"YOUR_API_KEY","formId":"YOUR_FORM_ID","payload":{"name":"John","email":"john@example.com","message":"Hello"}}'

// Always call from server-side code — never from the browser
const res = await fetch('https://api.formsentry.ai/v1/verify', {
  method: 'POST',
  headers: { 'Content-Type': 'application/json' },
  body: JSON.stringify({
    apiKey: process.env.FORMSENTRY_API_KEY,
    formId: process.env.FORMSENTRY_FORM_ID,
    payload: { name, email, message }
  })
});
const result = await res.json();

import os, requests

result = requests.post('https://api.formsentry.ai/v1/verify', json={
    'apiKey': os.environ['FORMSENTRY_API_KEY'],
    'formId': os.environ['FORMSENTRY_FORM_ID'],
    'payload': form_data
}, timeout=5).json()

body, _ := json.Marshal(map[string]interface{}{
    "apiKey": os.Getenv("FORMSENTRY_API_KEY"),
    "formId": os.Getenv("FORMSENTRY_FORM_ID"),
    "payload": formData,
})
resp, err := http.Post("https://api.formsentry.ai/v1/verify",
    "application/json", bytes.NewBuffer(body))

uri = URI('https://api.formsentry.ai/v1/verify')
res = Net::HTTP.post(uri, {
  apiKey: ENV['FORMSENTRY_API_KEY'],
  formId: ENV['FORMSENTRY_FORM_ID'],
  payload: form_data
}.to_json, 'Content-Type' => 'application/json')

$ch = curl_init('https://api.formsentry.ai/v1/verify');
curl_setopt_array($ch, [
    CURLOPT_RETURNTRANSFER => true,
    CURLOPT_POST => true,
    CURLOPT_HTTPHEADER => ['Content-Type: application/json'],
    CURLOPT_POSTFIELDS => json_encode([
        'apiKey' => getenv('FORMSENTRY_API_KEY'),
        'formId' => getenv('FORMSENTRY_FORM_ID'),
        'payload' => $formData
    ])
]);
$result = json_decode(curl_exec($ch), true);
curl_close($ch);

Language Guides

Each guide includes installation, basic usage, framework integration, and error handling.

Language	Frameworks	Guide
JavaScript / TypeScript	Express, Fastify, Next.js	View guide
Python	Flask, Django, FastAPI	View guide
Go	net/http, Gin	View guide
Ruby	Rails, Sinatra	View guide
PHP	Laravel, vanilla	View guide
cURL	CLI / testing	View guide

No-Code Options

If you don’t want to write code, use one of our plugins:

WordPress — Protects Contact Form 7 and WPForms automatically