Global SMS Platform
We are an enterprise-grade SMS and notification service provider, directly connected to 300+ carriers and covering 100+ countries and territories. We deliver high deliverability and low latency for OTP, transactional messages and marketing campaigns, and offer robust APIs, compliance support and localized sender registration.
- Global Direct Connections · Highly Available
- Ultra-fast Delivery · Gateway submission < 2s
- High Throughput · Scales to thousands/sec
Our Core Services
Official Cloud Partner
We are an authorized partner of Amazon AWS and Alibaba Cloud, offering cloud migration, architecture advisory, cost optimization and enterprise cloud management services.
Global SMS Channels
High-quality international A2P SMS with broad coverage for authentication, notifications and marketing, ensuring high deliverability and low latency.
WhatsApp Verification Service
Built on the official WhatsApp Business API to provide secure, compliant verification, notification and engagement messaging.
Unmatched Speed · Impeccable Reliability
Ansontech focuses on delivering reliable communications infrastructure to enterprises worldwide, including international SMS (A2P), verification channels, WhatsApp verification and cloud communications. Leveraging a globally direct-connected carrier network, we provide fast, stable and secure message delivery capabilities.
Our platform processes tens of millions of messages daily, featuring millisecond-level monitoring, intelligent routing, redundant architecture and enterprise-grade SLAs to ensure each message reaches its recipient quickly and accurately. Whether for login verification, transaction alerts, notification delivery or global business communications, we are a trusted technical partner.
Numbers We Are Proud Of
Enterprise Qualifications & Cpass Products
Core Capabilities & Partners
- Official agent of Amazon AWS and Alibaba Cloud
- SIP service: flexible, efficient, and high-quality voice
- Leveraging widely-used global social platforms to reduce customer costs and improve campaign performance
Cpass Service
- Daily volume: Direct carrier core connections, gateway submission < 2s, throughput up to 5k msgs/sec
- OTP requirement: sub-5s delivery, support for exempt templates to improve throughput
- Coverage: API direct connections to carriers in 230+ countries/regions
- Supported carriers: 1300+ global carriers for seamless connectivity
- Availability: highly available architecture maximizing uptime and reachability
Cpass Product Matrix
- International OTP channel: direct carrier connectivity, success rate 99%+
- Domestic OTP channel: local-sender registered channels, billed per destination country
- HQ OTP Channel: supports WhatsApp, Zalo, Viber and other channels; high-quality domestic fallback channels
- Voice SIP / Voice OTP: direct SIP resources, flexible and high-quality voice channels
- WABA API: pay-per-delivery model supporting verification, marketing and reminders
Why Choose Us
- Global direct connectivity and high availability to ensure message and voice delivery
- Ultra-fast delivery with minimal OTP latency
- Multi-channel coverage: SMS, voice and social channels in one integration
- Compliance and localization: support for destination-country sender registration and local billing
CPass Partners
Cooperate with many partners in the landing countries to protect your business
