Future-proof of OTP API
Make sure all of your target market receives secure messaging. Secured OTP API can help you protect your login procedure.

An OTP API enables diverse industries to easily connect with customers and partners, ensuring time-sensitive authentication OTPs and messages are delivered promptly and securely.
Everything you need in an OTP API
ATM Alerts and Promotions
Utilize Baynix's Bulk SMS and WhatsApp Business API to seamlessly send withdrawal and deposit alerts, along with updates on government regulations and bank services via SMS, WhatsApp, and email.
Balance Check
Employ Baynix SMS and Missed Call services to enable customers to effortlessly check their balance and transactions while authenticating through SMS and missed calls.
ATM or Branch Locator
Leverage Baynix's Banking and Financial services APIs to enable customers to access branch addresses, Google Maps links, and ATM locations by entering their area code via WhatsApp or SMS.
Automated Reminders
Incorporate Baynix's SMS and WhatsApp API for banking and financial services to send automated reminders for EMI dues and other deposits, including an Instant Payment link.
Loans and Offers
Leverage Baynix's SMS and Voice broadcasting to inform your audience about offers, bank loans, and festive promotions within Banking and Financial Services.
OTP Authentication
Allow users to transact with ease via mobile banking, and protect them using 2nd factor authentication that uses instantaneous generation and delivery of OTP and SMS.
Interactions
Reliability of Networks
Phone Numbers in Use
Test our OTP API for Free
Request our API to send single or mass OTPs. You only have to fill out the recipient's credentials and additional data in the body. We will take care of the rest!
curl -X POST https://api.baynix.ai/otp/send \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"sender": "BAYNIX",
"to": "+919876543210",
"template": "Your OTP is {{otp}}. Valid for 10 minutes.",
"expiry": 600
}'Embrace Powerful Digital Engagements
Engage with us to enhance your marketing strategies by refining your customer journeys.
Quickly boost delivery rates!
Get Started With Baynix
Pay only for what you use
Our pay-as-you-go approach charges you per OTP sent — the most affordable OTP API pricing model. Free of setup, monthly, or any other fees.
View Pricing →OTP API for developers — FAQ's
Baynix OTP API is a secure, cloud-based interface that enables businesses to generate and deliver One-Time Passwords (OTPs) to users via SMS, WhatsApp, or Voice. It provides a seamless 2-factor authentication (2FA) layer to protect user logins, transactions, and sensitive operations across any application or platform.