TL;DR — Summary
6 channels, 1 integration
Replace multiple APIs with a single integration featuring smart automatic fallback.
SMS OTP
Most popular channel. Delivery in < 5s across major carriers.
WhatsApp OTP
98% open rate. Preferred by active WhatsApp users.
Flash Call
Dropped call verification. Zero cost for the user.
Viber OTP
For Viber users. Coverage in 190+ countries.
Voice OTP
Voice call with spoken code. Works without cellular data.
Email OTP
Additional fallback channel for maximum coverage.
Smart Verification
Automatic Fallback
Switches channels automatically if the first one fails.
Anti-abuse
Rate limiting and automatic blacklists of fraudulent numbers.
Built-in Validation
Generation, dispatch, and validation of tokens by our API.
Native LGPD
Data processed inside Brazil. DPA included in all plans.
What our customers say
about our services
"The Verify API simplified our internal verification code architecture. We no longer manage expiration database tables."
Murilo Benício
São Paulo - SP
"Multi-channel failover (WhatsApp + SMS) pushed our user registration success rate to an amazing 99.8%."
Giovanna Antonelli
São Paulo - SP
"Our devs praised the single endpoint structure. Less than 20 lines of code to deploy complete multi-factor auth."
Marcello Antony
Paraná - PR
"Excellent native throttling and brute-force attempt limits integrated right inside the API gateway."
Cláudia Abreu
São Paulo - SP
"The Verify API managed all complex Brazilian telecom routing issues seamlessly for our international fintech."
Fábio Assunção
Rio de Janeiro - RJ
"We slashed verification budgets by routing codes to WhatsApp first, pulling SMS triggers only as a failover."
Carolina Dieckmann
Rio Grande do Sul - RS
"A robust platform that handles secure validations and audit logs in complete alignment with Bacen regulations."
Eduardo Moscovis
São Paulo - SP
"Agile support, extensive metrics dashboard charting login conversion rates, and sub-second API latencies."
Glória Pires
Paraná - PR
Latest insights & CPaaS
trends in Brazil
SMS API in Brazil: The Complete Business Integration, Tier-1 Routes & ANATEL Guide 2026
Learn how to integrate high-performance A2P SMS APIs in Brazil. Discover the differences between Tier-1 and gray routes, LGPD compliance, and ANATEL short code regulations.
WhatsApp Business API for Brazilian Fintechs: The 2026 Guide to Security, Pix & Conversational AI
Discover how digital banks and fintechs in Brazil are using the official WhatsApp Business API for dynamic authentication, Pix transaction alerts, and conversational customer care.
LGPD and Enterprise Communication: Comprehensive 2026 Guide
Master LGPD compliance for SMS, WhatsApp and digital notifications to keep your subscriber logs and message data secure in Brazil.
SIM Swap Fraud in Brazil: Dynamic Prevention Guide & GSMA Network APIs in 2026
SIM Swap cost financial institutions over BRL 2.5 billion. Learn how open Network APIs and SIM Swap chequing prevent fraud in real time.
Voice OTP: The High-Reliability Verification & 2FA Alternative to SMS in Brazil
When cellular signal delay affects critical transactions, Voice OTP delivers temporary verification codes via automated phone calls in seconds.
RCS Business Messaging in Brazil: The 2026 Comparison Guide between RBM & WhatsApp
Explore how RCS Business Messaging (RBM) is transforming corporate communications in Brazil. Compare delivery rates, engagement rates, and pricing models against WhatsApp Business API.
GSMA Open Gateway in Brazil: How Network APIs are Revolutionizing Banking Security and Fighting SIM Swap
Discover the impact of the GSMA Open Gateway in Brazil. Learn how Vivo, Claro, and TIM provide standardized network APIs like SIM Swap, Silent Network Auth (SNA), and Device Location to protect financial apps against fraud and social engineering.
WhatsApp Marketing & LGPD in Brazil: The Compliance, Opt-in Management, and Engagement Guide 2026
How to build WhatsApp Marketing campaigns in strict compliance with Brazils LGPD. Learn to manage active opt-in, deploy instant opt-out chatbot flows, and prevent Meta number bans.
SMS OTP vs WhatsApp OTP vs Voice OTP: Cost-Benefit and Delivery Rates in Brazil
A detailed comparison of the three primary two-step verification technologies in the Brazilian market, evaluating costs, speed, and efficiency in digital security.
Implementing Two-Way SMS Campaigns: How Retailers Engage Customers and Drive Sales
Learn how to build interactive conversational channels using Two-Way SMS (Short Code and Long Code) in Brazilian retail to collect responses, gather feedback, and handle opt-out.
RCS Business Messaging vs WhatsApp Business API: The Ultimate 2026 Comparison
Deep-dive comparison between the two giants of rich messaging in Brazil, assessing costs, open rates, user engagement, and iOS ecosystem adoption.
Recovering Abandoned Carts with Automated WhatsApp and SMS Alerts in E-Commerce
Learn how to build smart sales recovery workflows for e-commerce in Brazil, combining the high engagement of WhatsApp with the redundancy of SMS.
Silent Network Auth (SNA): The Next Generation of Passwordless Authentication in Brazil
Learn how Silent Network Auth (SNA) technology works, allowing companies to verify user identity without the friction of sending OTP codes.
CPaaS in Logistics: Optimizing Cargo Tracking and Real-Time Delivery Alerts in Brazil
How Brazilian transportation and logistics companies use cloud communication APIs to send cargo transit alerts, map tracking links, and decrease undelivered returns.
How Digital Banks in Brazil Handle Scalable PIX Confirmation Alerts
Behind the scenes of the messaging infrastructures that ensure Pix confirmation alerts are delivered in under 3 seconds to millions of users in Brazil.
Voice TTS (Text-to-Speech) APIs: Building Conversational and Accessible Call Flows
Leveraging high-fidelity cloud Voice APIs with Text-to-Speech to build accessible and automated phone call flows integrated with client support platforms.
Short Codes vs Long Codes for SMS in Brazil: ANATEL Regulations and Best Practices
Understand the technical and legal differences between dispatching campaigns using approved Short Codes or Long Codes under ANATEL rules.
Integrating SMS Alerts in Healthcare: Reducing No-Shows for Doctor Appointments
How clinics and hospitals in Brazil use automated SMS reminders to confirm schedules, decrease no-shows by up to 30%, and optimize medical calendars.
Viber Business Messages: A Rising Alternative for Multi-Channel Messaging in Brazil
Discover Viber Business as an alternative channel to send transactional and marketing rich media campaigns featuring images and buttons in Brazil.
Silent Authentication & Mobile Network Security: Fighting Phishing and Account Takeover (ATO)
How silent authentication based on network telecom APIs minimizes mobile application vulnerability to cyberattacks and social engineering.
Integration Guide: Implementing Multi-Channel Fallback (WhatsApp, SMS, Voice) in Node.js
Learn how to write resilient Node.js code to handle automated transactional messaging failovers, ensuring 100% delivery rates in Brazil.
CPaaS in Public Safety and Government Alerts: Defending Communities during Emergencies in Brazil
How Civil Defense agencies and the Brazilian government use SMS Cell Broadcast and mobile channels to issue storm warnings, flood alerts, and natural disaster notifications.
Conversational Design: Improving User Experience (UX) in WhatsApp Chatbots
UX best practices to design efficient automated customer support workflows in WhatsApp, highlighting interactive buttons, clear menus, and client retention.
A2P SMS Tier-1 Routes vs Gray Routes: Technical and Legal Implications under LGPD
A comprehensive analysis of the risks of routing corporate user data across gray lines not authorized by Brazilian mobile carriers.
Designing Efficient IVR (Interactive Voice Response) Systems with Cloud Voice APIs
Complete guide for developers and support leaders to construct modern IVR (Interactive Voice Response) systems using APIs and webhooks.
The Future of RCS in Brazil: Apple iOS Adoption and Its Impact on E-Commerce Conversions
With Apples updates bringing RCS support to iOS devices in Brazil, explore how the e-commerce conversational marketing market will be transformed.
WhatsApp BSP vs. Tech Provider: What is the Difference and How to Choose?
Understand the key differences between Business Solution Providers (BSPs) and Tech Providers on the Official WhatsApp Business API to choose the best fit for your stack.
WhatsApp Business API Error Codes Guide: Troubleshoot and Fix Common Failures
A practical developer guide to troubleshooting the most frequent WhatsApp Business Cloud API errors, including error 100, 131030, and rate limit issues.
How to Approve Your Business Portfolio and WhatsApp Account in Meta Business Manager
A complete step-by-step tutorial to verify your organization and approve your business portfolio (Business Manager) in Meta to unlock full API capabilities.
How to Get the WhatsApp Business Verified Green Tick Badge for Your Brand
Learn the strict criteria and steps required by Meta to obtain the official green tick verified badge for your WhatsApp Business Account in Brazil.
WhatsApp Business Opt-in Policies: How to Collect Legal Consent from Customers
Learn Meta’s strict opt-in guidelines and LGPD data compliance rules for collecting customer consent before sending outbound WhatsApp broadcasts.
Verify APIs Frequently Asked Questions
Maximize your verification rate
97%+ delivery rate with automatic fallback between channels.