- Market
- Larger-scale Alternative
- Observed
- Sep 25, 2026
Originating researchBandwidth
Global omnichannel CPaaS platform providing voice and messaging infrastructure.
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Distinct linked companies across the searches shown, not verified equivalents or an additional ranking. 2 returned entries without a confirmed company link are shown only in the detailed results.
These are saved searches in which Infobip Ltd. appeared. A result may originate from another company’s Buyer Guide; it is not necessarily Infobip Ltd.’s own generated Question 11 test. Results may cover different buyer needs, locations, or dates.
Category: Communications Platform as a Service (CPaaS)
Enterprises and developers seeking cloud APIs to embed programmable messaging, voice, and authentication into custom applications and workflows
Infobip provides global omnichannel communication APIs across SMS, RCS, WhatsApp, voice, and identity verification, underpinned by over 800 direct operator connections.
Twilio is widely regarded as the industry-standard CPaaS provider, delivering enterprise-scale APIs and SDKs for programmable messaging (SMS, MMS, WhatsApp), voice, video, and multi-factor verification (Twilio Verify).
Sinch operates a global Tier-1 super network delivering programmable messaging, voice calling, verification, and email APIs with extensive direct carrier connections.
An Ericsson subsidiary, Vonage offers developer-focused communications APIs spanning programmable SMS, MMS, WhatsApp, Voice, WebRTC video, and Verify APIs for fraud prevention.
Infobip provides global omnichannel communication APIs across SMS, RCS, WhatsApp, voice, and identity verification, underpinned by over 800 direct operator connections.
Bandwidth pairs its nationwide and global carrier IP voice network with programmable voice, messaging, MFA, and emergency services APIs for high-volume enterprise traffic.
Telnyx is an API-first licensed global telecommunications carrier providing low-latency programmable voice, SMS, MMS, number provisioning, and real-time SIP trunking infrastructure.
Plivo provides enterprise-grade, cost-effective cloud APIs for two-way SMS, MMS, voice calling, SIP endpoints, and multi-factor authentication across 190+ countries.
Formerly MessageBird, Bird delivers developer-first APIs for programmatic SMS, WhatsApp, conversational voice, and verification backed by global telecommunications routing.
AWS delivers developer SDKs and cloud APIs to embed real-time audio, video, messaging, and PSTN audio calling directly into web and mobile applications.
Agora specializes in real-time engagement APIs, offering developers low-latency interactive voice, video calling, and chat SDKs supported by its Software-Defined Real-Time Network (SD-RTN).
Category: Communications Platform as a Service (CPaaS)
Organizations evaluating cloud platforms to programmatically integrate SMS, voice, and conversational messaging into software applications
Infobip offers a full CPaaS suite with extensive international operator coverage, unified APIs for multi-channel messaging (SMS, RCS, WhatsApp, Viber), and voice capabilities optimized for enterprise engagement.
Twilio provides developer-centric APIs and comprehensive software development kits for programmatically embedding SMS, MMS, voice calling, conversational messaging, and omnichannel chat into modern applications at worldwide scale.
Sinch delivers a carrier-grade communications platform offering programmatic APIs for global SMS, voice calling, RCS, and conversational channels like WhatsApp, backed by hundreds of direct mobile operator connections.
Infobip offers a full CPaaS suite with extensive international operator coverage, unified APIs for multi-channel messaging (SMS, RCS, WhatsApp, Viber), and voice capabilities optimized for enterprise engagement.
Vonage, a subsidiary of Ericsson, provides flexible communications APIs enabling developers to easily integrate global SMS, programmable voice, video, and social messaging channels into enterprise software stacks.
Bandwidth operates its own nationwide and global all-IP telecom network, providing software developers with direct carrier-grade APIs for programmable voice, SMS, MMS, and emergency call routing.
Plivo delivers developer-friendly, cost-effective APIs to send SMS, manage phone calls, and build conversational messaging experiences across over 190 countries.
Telnyx provides an API-driven cloud communication network that directly routes voice and messaging over a private global backbone, delivering low latency and elastic SIP trunking alongside programmatic SMS.
Bird provides a global omnichannel messaging and voice API platform connecting applications directly to SMS, WhatsApp, and conversational interfaces with integrated orchestration and flow builders.
CM.com delivers global CPaaS solutions providing REST APIs for transactional SMS, programmable voice, RCS, and chat applications with native payment and security tools.
Route Mobile delivers cloud communications and A2P messaging infrastructure, offering global enterprise APIs for SMS, voice, identity verification, and conversational messaging channels.
Category: Programmable voice and CPaaS providers
Developers and technical teams evaluating cloud voice APIs and SIP orchestration to build or extend telephony applications
Maintains an extensive carrier network with programmable Calls APIs, enabling global inbound/outbound voice routing, audio broadcasting, and SIP integration.
Offers industry-standard programmable voice APIs, global carrier connectivity, SIP trunking, WebRTC SDKs, and comprehensive call orchestration primitives for technical teams.
Provides a private global IP network, direct carrier termination, programmable Call Control APIs, real-time media streaming, and granular SIP trunking configuration.
Operates an owned Tier-1 nationwide IP voice network in the US with global reach, offering low-latency Voice APIs, real-time media streaming, and direct SIP orchestration.
Provides mature voice APIs with JSON-based Nexmo Call Control Objects (NCCOs), SIP interconnects, WebRTC clients, and extensive global telecommunications reach.
Features a Tier-1 global mobile and PSTN network with programmable voice REST APIs, bidirectional voice streams, and SIP interconnectivity for enterprise applications.
Delivers developer-focused Voice APIs and XML call control primitives, supporting automated call routing, global SIP endpoints, and real-time audio streaming over WebSockets.
Founded by the creators of FreeSWITCH, offering advanced low-latency Call Fabric APIs, SWML orchestration, and native SIP/WebRTC bridging built for real-time applications.
Maintains an extensive carrier network with programmable Calls APIs, enabling global inbound/outbound voice routing, audio broadcasting, and SIP integration.
Specializes in modern real-time WebRTC infrastructure with SIP inbound/outbound gateways, ideal for low-latency voice applications, dynamic bridging, and AI agent media pipelines.
Provides real-time engagement APIs through an ultra-low latency software-defined network, offering voice SDKs and SIP integration gateways for telephony-to-app communication.
Category: Communications Platform as a Service (CPaaS) providers
Enterprises and developers procuring programmable voice and messaging APIs with carrier-grade infrastructure
Features extensive direct operator connectivity and data centers worldwide, delivering resilient programmable voice, SMS, RCS, and omnichannel messaging APIs tailored for global enterprise requirements.
Offers an industry-standard developer ecosystem for programmable SMS, MMS, RCS, and voice APIs with tier-1 carrier redundancy and proven enterprise scalability across North America and worldwide.
Maintains direct Tier-1 carrier interconnections across North America and globally, powering enterprise programmable messaging, voice calling, and conversational APIs with carrier-grade reliability.
Operates its own nationwide CLEC IP voice network in North America while providing programmable voice, messaging, and emergency calling APIs backed by direct network infrastructure across over 60 countries.
A licensed telecommunications carrier that operates an owned global private IP network with low-latency edge points of presence for programmable voice, SMS, and SIP trunking APIs.
Features extensive direct operator connectivity and data centers worldwide, delivering resilient programmable voice, SMS, RCS, and omnichannel messaging APIs tailored for global enterprise requirements.
Ericsson-owned enterprise communication platform delivering robust programmable voice, SIP, and messaging APIs with global carrier reach and carrier-grade infrastructure.
Provides scalable, cost-efficient cloud communication APIs for programmable voice and SMS with carrier-direct connections spanning North America and over 190 countries.
Operating under the Bird brand, provides high-throughput developer APIs for SMS, voice, and omnichannel messaging with carrier failover capabilities across international networks.
Founded by the authors of the open-source FreeSWITCH engine, delivering developer-first programmable unified communications, low-latency voice, and messaging infrastructure.
Leverages global Tier-1 telecom infrastructure and subsea network connectivity alongside Kaleyra assets to deliver enterprise-grade programmable voice and messaging APIs internationally.
These records show where this company appeared while the Buyer Guide was researching related companies and markets.
Originating researchBandwidth
Global omnichannel CPaaS platform providing voice and messaging infrastructure.
Originating researchTwilio
Direct peer in global omnichannel communications and enterprise engagement suites.
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