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Communication APIs Project Management CRM AI Coding Assistants Help & Customer Support Hot in AI With an offer
Annual estimate10 people, entry price
Usage-based
Offer
No offer right now
No offer right now
Evidence sheet Focus
Communication APIs
Communication APIs
Product
K-12 family engagement software (now part of PowerSchool) focused on attendance interventions.
Twilio is a cloud communications platform that provides APIs for SMS, voice, video, email, and WhatsApp messaging. It enables developers to embed communication capabilities into applications and powers the customer engagement infrastructure for over 300,000 businesses.
Headquarters
New York, New York
San Francisco, California
Company size
11-50 employees
5,001-10,000 employees
Published rate
Usage-based
Source updated
Oct 29, 2026
Oct 29, 2026
Capabilities
Plan capabilities
Integrations
Buyer fit
Best for
Company size
Security and switching
Security reviews
Security and migration
Case studies and sources
Case studies
Customer evidence
Open the full comparison Plan limits, integrations, security reviews and case studies for every product you compare.
Communication APIs Product Category Price Offer
Agora Agora provides real-time voice and video communication APIs used by developers to build interac… Communication APIs Twilio Twilio is a cloud communications platform that provides APIs for SMS, voice, video, email, and… Communication APIs Usage-based In comparison Usage-based Vonage Vonage, an Ericsson company, provides cloud communications APIs and unified communications solu… Communication APIs Smore Newsletters Digital newsletter platform for K-12 educators with templates, analytics, and translation. Communication APIs $8+ / month $8+ / month Socket.IO Library enabling real-time bidirectional event-based communication between browser clients and… Communication APIs Free Free Nylas Email, calendar, and contacts API platform for embedding communication features into applicatio… Communication APIs $5+ / month $5+ / month Daily Daily is a WebRTC-based video and audio API platform for developers building real-time communic… Communication APIs Usage-based Usage-based Telnyx Real-time communications API platform for voice, messaging, video, wireless, and AI application… Communication APIs Usage-based Usage-based Plivo Plivo provides cloud voice and messaging APIs for building IVR, call center, and communications… Communication APIs Nexmo Communications APIs platform from Vonage for voice, messaging, and verify Communication APIs Stream Stream provides APIs for building scalable chat messaging and activity feeds in applications, p… Communication APIs ClickSend Multi-channel communication platform offering SMS, MMS, email, voice, fax, and direct mail APIs… Communication APIs Kinvolved alternatives Twilio alternatives 
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