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Authkey

One Platform for AI-Powered Customer Conversations·authkey.io

Authkey is a cloud communication (CPaaS) platform that provides APIs for SMS, Voice, Email, WhatsApp Business, and RCS messaging. It lets businesses send transactional messages, OTPs, marketing campaigns, and automate customer conversations with AI chatbots, a shared team inbox, and workflow automation. The platform offers parallel and fallback delivery across channels and integrates with tools like Zapier, Shopify, and Magento.

What it's for

Sending SMS, voice, email, or WhatsApp OTPs for authenticationTwo-factor authentication and flash call verificationCash-on-delivery order verificationBulk SMS and WhatsApp marketing campaignsWhatsApp chatbot and AI-powered customer support automationClick-to-WhatsApp (CTWA) ad engagementTeam inbox for managing customer conversationsParallel or fallback message delivery across channelsTransactional email, SMS, and voice notificationsRCS rich messaging

Features 20

AI chatbots and AI agent automation
Bulk SMS campaigns
Cash on Delivery Verification
Click to WhatsApp (CTWA)
Email API
Flash Call Verification
No-code workflow builder
Parallel channel sending and fallback delivery
RCS Messaging
Real-time analytics and campaign performance reporting
Shared AI + team inbox for customer conversations
SMS API
SMS/Voice/Email/WhatsApp OTP
Two Factor Authentication
Voice Call API
Webhooks and REST APIs with SDKs and Postman collections
WhatsApp Business API
WhatsApp Chatbot
WhatsApp Team Inbox
WhatsApp Widget

At a glance

free tierfree trialAPI

TypeWeb app

DeploymentCloud

PlatformsWeb

Forstartups, businesses, developers

CompanyDatagen Internet Services Pvt. Ltd.

Integrations

Pabbly ConnectIntegratelyZapierKylasMagentoShopifyWordPress

Resources

Docs

Pricing

SMS pricing is stated in Indian Rupees (₹) as pay-as-you-go packs; per-SMS rate decreases with larger pack sizes. Pricing for Voice, Email, WhatsApp, and RCS is referenced on separate pricing tabs but rates were not detailed on the pages reviewed. A 14-day free trial is offered with no credit card required.

SMS Pay As You GoQuote

No monthly platform fee stated ('Forever Free To Use Platform'); charged per SMS purchased in packs.

Pricing per SMS decreases at higher purchase volumes (from 5,000 up to 1,000,000 messages)

Discounted per-SMS rates apply from 50,000 SMS and above