High-Speed OTP SMS API for PHP (Native)
Drop our production-tested REST API directly into your PHP (Native) app without extra dependencies. Empower your verification pipeline with NizoraSMS under 2.5-second OTP delivery, 99.9% uptime, and low-cost rates from ₹0.16/SMS.
$ch = curl_init('https://nizorasms.com/api/v1/otp/send');
curl_setopt_array($ch, [
CURLOPT_RETURNTRANSFER => true, CURLOPT_POST => true,
CURLOPT_POSTFIELDS => json_encode(['mobile' => $phone, 'otp' => $otp]),
CURLOPT_HTTPHEADER => ['Authorization: Bearer ' . $apiKey, 'Content-Type: application/json']
]);
$response = curl_exec($ch);
curl_close($ch);
Explore OTP API Across Stacks & Industries
Pre-configured solutions and fast integration guides across India's top development environments.
Frequently Asked Questions
Everything you need to know about setting up high-speed OTP verification.
How fast is NizoraSMS OTP delivery for this integration?
NizoraSMS delivers OTPs in under 2.5 seconds with dedicated high-priority telecom pipes across Jio, Airtel, Vodafone Idea (Vi), and BSNL in India.
Is DLT registration required?
Yes, as per TRAI regulations in India. NizoraSMS provides instant pre-approved compliant OTP templates so you can test and launch immediately.
How much does NizoraSMS cost per OTP?
Pricing starts from ₹0.16 to ₹0.28 per OTP with flexible pay-as-you-go wallet recharges starting at just ₹200 with zero monthly lock-ins.