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  • Zoho CPaaS

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    Transactional email, SMS, WhatsApp and voice APIs

    • Overview
    • News 6

    About

    Zoho CPaaS is a cloud communication platform from Zoho, formerly named ZeptoMail. It provides APIs for transactional email, SMS, WhatsApp messages and automated voice calls, managed through one console.

    Read more

    Its email channel supports SMTP relay and an email sending API for messages such as verification codes, password resets and order confirmations. The email channel is intended for transactional messages. SMS availability is currently limited to Zoho’s India data centre.

    Facts

    • Provider
      Zoho
    • Pricing model
      Usage-based
    • Delivery and access
      Hosted softwareBrowser interfaceAPISMTP interface
    • Categories
      • Transactional email
      • Email sending platforms (ESP)
    • Pricing
      View pricing
    • Application category
      Developer tools
    • Licence
      Metered communications service, with channel-specific consumption charges
      View licence

    Provider

    ProviderZoho

    Zoho develops business software for sales, marketing, customer support, finance and workplace collaboration. Its applications include CRM, email, campaign management and office…

    View profile →

    Details

    Requirements

    Zoho CPaaS account and channel setup. Email requires a verified sending domain and SMTP/API credentials; WhatsApp requires a verified Meta Business account and approved business number.

    Best suited to

    Developers sending transactional customer communications through APIs.; Businesses sending transactional communications

    Integrations

    Zoho Flow, Zoho CRM, Bigin, WordPress, Joomla, Drupal, Zapier, Microsoft Power Automate, Make, Workato, WooCommerce and Magento.

    Explore by capability

    • Transactional email through SMTP or API
    • SMS, WhatsApp and automated voice APIs
    • central management console. Channel availability varies by data centre

    Activity

    All coverage (6) →
    Products & Markets 25 September 2026·emailexpert

    ZeptoMail becomes Zoho CPaaS, adding SMS, WhatsApp and voice

    Zoho has renamed ZeptoMail as Zoho CPaaS and added SMS, WhatsApp and voice alongside its transactional email service. CPaaS stands for communication platform as a service, which is…

    Products & Markets Provider: Zoho2 September 2026·emailexpert

    Zoho Connects Mail and Other Apps to Google Gemini Through MCP

    Zoho has introduced Connected Apps for Google Gemini, allowing users to give Gemini access to information held in Zoho Mail and several other Zoho applications through the Model…

    News and coverage

    6 related stories

    Products & Markets 25 September 2026·emailexpert

    ZeptoMail becomes Zoho CPaaS, adding SMS, WhatsApp and voice

    Zoho has renamed ZeptoMail as Zoho CPaaS and added SMS, WhatsApp and voice alongside its transactional email service. CPaaS stands for communication platform as a service, which is…

    Products & Markets Provider: Zoho2 September 2026·emailexpert

    Zoho Connects Mail and Other Apps to Google Gemini Through MCP

    Zoho has introduced Connected Apps for Google Gemini, allowing users to give Gemini access to information held in Zoho Mail and several other Zoho applications through the Model…

    Products & Markets Provider: Zoho26 August 2026·emailexpert

    Zoho Integrates ZeptoMail with Workplace and Mail Admin Console

    Zoho has integrated its transactional email service, ZeptoMail, with Zoho Workplace and the Zoho Mail Admin Console, allowing organisations to manage business and transactional email from the same…

    Industry News Provider: Zoho1 July 2026·emailexpert

    Zoho Joins Emailexpert as Enterprise Member

    Emailexpert is pleased to welcome Zoho as an Enterprise Member of the global emailexpert community, strengthening a relationship built through ongoing collaboration, shared industry engagement, and a mutual…

    Products & Markets Provider: Zoho1 June 2026·emailexpert

    Zoho ZeptoMail Adds Global Search and Workato Integration

    Zoho has introduced two new updates to ZeptoMail focused on improving transactional email operations and workflow automation: Global Search and a new Workato integration. The updates expand ZeptoMail’s…

    Partnerships Provider: Zoho26 December 2025·emailexpert

    India’s Cloud Revolution: Reinventing Government Email

    India migrates 3M government emails to Zoho’s secure cloud, boosting data sovereignty and digital self-reliance.

    • Report

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