Try an OTP Before You Integrate
Use free credits to send a real OTP to a number in Nepal. See the route, then verify the code.
Sign Up to Test →Countries / Nepal
Nepal OTP Delivery & Verification API
Verify users in Nepal through one API. SecondFactor handles code generation, cost-based routing and automatic fallback.
Trusted by global companies
- Country code
- +977
- OTP channel options
- 4
- Fallback after
- 8s
- Indicative USD / OTP
- —
Channels
Connect your OTP channels through one API
Connect your channels once. Send and verify codes to +977 numbers through the same integration.
Destination · NEPAL +977Verification · MANAGEDRoute selection · LOWEST COST
SMS OTP
Reach mobile users in Nepal without requiring a messaging app.
Explore →WhatsApp OTP
Send codes through your WhatsApp Business Account and approved authentication template.
Explore →Viber OTP
Send verification codes to Viber users through an approved business sender.
Explore →RCS OTP
Deliver branded verification messages to RCS-enabled devices on supported networks.
Explore →Channel availability in Nepal depends on your account, sender approvals and recipient support.
Lower Costs. Automatic Fallback.
SecondFactor selects the lowest-cost eligible channel for each OTP and handles retries across your connected channels.
Check Availability
Find which connected channels can reach your user.
Route by Cost
Send through the lowest-cost eligible channel for Nepal.
Retry Automatically
Try the next eligible channel after eight seconds without delivery confirmation.
Track Every Attempt
See the channel, delivery status and cost of each attempt in your OTP logs.
PIE Playground
Example delivery · +977 98XXXXXX67
- Attempt 1WhatsApp — no confirmation
- +8.0sAutomatic fallback
- Attempt 2SMS — delivered in 2.1s
- Verify200 OK · code matched
Connect. Send. Verify.
SecondFactor handles code generation, delivery and validation. Your app makes two API calls.
01
Connect Your Channels
Set up your senders and approved templates for SMS, WhatsApp, Viber or RCS.
02
Test Your Setup
Send a test OTP in the PIE Playground to check delivery and verification.
03
Send a Code
Call /otp/send with the user’s number in +977 format. SecondFactor generates and delivers the OTP.
04
Verify Your User
Call /otp/verify with the request ID and entered code to get the verification result.
Verification for Signup and Login
Phone Verification
Confirm users control their phone number before creating an account.
View API Docs →Two-Factor Authentication
Add an OTP alongside a password to protect logins and sensitive account changes.
Talk to Our Team →OTP Pricing for Nepal
Price per delivered OTP — Nepal
—
USD · indicative
One rate per delivered OTP, including delivery and verification.
Indicative pricing. Contact us for a quote based on your volume and channel setup.
Which OTP Channels Can I Use in Nepal?+
SecondFactor supports SMS, WhatsApp, Viber and RCS through one API. Availability in Nepal depends on your account, sender approvals and recipient support.
How Do I Set Up OTP Delivery in Nepal?+
Connect your chosen channels and complete their sender and template approvals. Our team can confirm the setup needed for your traffic to Nepal.
What Happens if Delivery Fails?+
After eight seconds without confirmation, SecondFactor tries the next eligible channel enabled on your account. Review each attempt’s status and cost in your OTP logs.
Can Businesses Outside Nepal Use SecondFactor?+
Yes. Contact our team to confirm the right channel setup and pricing for your business.
How Do I Format Phone Numbers in Nepal?+
Use E.164 format: +977 followed by the national mobile number, with no spaces or punctuation. Omit the domestic leading zero. Example format: +9779841234567.
What Does an OTP to Nepal Cost?+
The indicative rate shown above covers delivery and verification per delivered OTP. Contact sales for pricing based on your volume and channels.
Can I Test Before Integrating?+
Yes. Create an account and use your free credits in the PIE Playground to send a real OTP, inspect its route and verify the code.
Start Verifying Users in Nepal
Send your first OTP with free credits. Need help with your Nepal setup? Talk to our team.