The ecosystem
72 listings — providers, platforms and apps — each described with the same attributes and measured by the same rules. Added by the cpaas.co team or submitted by the community.
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One API and one shared inbox for seven messaging channels, with channel-scoped keys, signed webhooks and scheduled broadcasts.
AWS's messaging building blocks: SMS, voice messages, WhatsApp, RCS and push through End User Messaging, and email through Amazon SES.
Microsoft's communications APIs on Azure: voice and video calling, chat, SMS, email and WhatsApp, with Teams interoperability.
Founded in Amsterdam as MessageBird; rebranded and repositioned around marketing, inbox and published per-message prices.
Full-stack CPaaS with owned interconnect and a contact centre suite alongside the API.
Oslo-listed European CPaaS: SMS, RCS, WhatsApp and Viber through one multichannel API, with local operations across Europe.
High-volume A2P messaging, now part of Proximus Global alongside Telesign and BICS.
Messaging, voice and verification at carrier scale, assembled substantially through acquisition.
Hyderabad-based, NSE-listed CPaaS with the Wisely platform, the Karix messaging business and Trubloq, the ledger Indian operators use to check commercial SMS.
Lagos-based messaging and verification API for SMS, WhatsApp, voice and email.
Programmable messaging, voice, video and email APIs with per-country published pricing.
Cisco's CPaaS, built on the IMImobile platform it bought in 2021: messaging APIs, a visual flow builder and links into Webex Contact Center.
Brazilian messaging platform: one API for SMS, WhatsApp, RCS, Instagram and more, alongside the Zenvia Customer Cloud for marketing and service.
A shared inbox for WhatsApp, Telegram, email and SMS, aimed at small teams rather than developers. In beta.
Nasdaq-listed cloud contact centre with inbound and outbound voice, digital engagement and AI agents, based in San Ramon, California.
Enterprise cloud contact centre for voice and digital channels, with routing, workforce engagement and AI agents, from a company founded in 1990.
NiCE's cloud contact-centre platform: omnichannel routing, IVR, digital messaging, workforce management and AI, from a company founded in Israel in 1986.
Cloud contact centre with voice and digital channels, industry-specific editions and AI agents, founded in 2011.
Freshchat messaging and the Freshdesk Omni help desk, with web, in-app, social and WhatsApp conversations in one inbox and a free tier to start.
Customers book from the chat they already message you on — WhatsApp, Telegram, email or a link — and the confirmations, reminders and reschedules handle themselves.
Your club without the spreadsheet: the member list, bookings for your sessions, and everyone's questions in one place.
Put an event online, let people book in a few taps, and check them in at the door with a scan — nothing to print, nothing to install.
Help desk with the Fin AI agent across chat, email, phone, SMS and messaging apps; the company, renamed Fin, is now part of Salesforce.
A shared inbox for support teams, with ticketing, rules-based routing and appointment scheduling in the same queue.
Omnichannel conversation platform with AI agents, workflows and CRM connectors, priced by plan and monthly active contacts.
Dutch omnichannel inbox for email, WhatsApp, social, live chat, SMS and voice, priced by plan with a conversation allowance.
Customer-service suite whose messaging brings web, in-app and social channels into the same agent workspace as email tickets.
A visual builder for multi-step customer journeys across WhatsApp, SMS, email and Telegram, running on the customer's own channel accounts.
US platform for building AI agents and virtual assistants for customer and employee service, deployed on web, messaging apps, Teams and voice.
Verification, fraud-signal and messaging APIs, part of Proximus Global alongside Route Mobile and BICS.
Email API for sending, receiving and tracking transactional and bulk email, owned by Sinch since December 2021.
Transactional email service with separate transactional and broadcast streams, owned by ActiveCampaign since May 2022.
Chat API and SDKs, in-app voice and video calls, and an AI customer-service agent (now Delight.ai) working across chat, SMS, email, WhatsApp and voice.
72 listings, each classified on the same three lenses and six criteria. Inclusion is editorial and cannot be bought. Know a vendor we should assess? Suggest it.