Communications APIs

Omnichannel messaging API (SMS, WhatsApp, email, voice) from the company formerly known as MessageBird, with SG SMS routes and sender ID support. Alternative CPaaS to Twilio with channel-agnostic message objects.

Free HTTP API for building Telegram bots, one of the most-used notification and community channels among Singapore developers, businesses and even government services. Instant setup with a single token from BotFather.

Programmable SMS, voice, WhatsApp and verification APIs with Singapore phone numbers and local compliance handling (SGNIC registration for SMS sender IDs). The default CPaaS for SG OTP and notification flows.

Meta-hosted API for sending and receiving WhatsApp messages at scale, the dominant business messaging channel in Singapore. Supports templates, interactive messages, media and webhooks.