The Call Stack

Kotoba Technologies Raises $10 Million in Seed Funding to Expand Real-Time Voice AI Platform Across East Asia

Wed, 24 Jun 2026 22:39:42 GMT

Kotoba Technologies has raised $10 million in seed funding to support the expansion of its real-time voice AI platform across East Asia. The funding will enable the company to grow its technology infrastructure and market presence in the region. Kotoba Technologies develops voice AI solutions designed for real-time processing and interaction capabilities.

ElevenLabs Runs NYC Pop-up Featuring Voice Agents Let's Data Science

Wed, 24 Jun 2026 22:12:42 GMT

ElevenLabs hosted a pop-up event in New York City showcasing voice agents. The event featured demonstrations of voice technology applications and discussions centered on data science. The pop-up provided attendees with hands-on experience exploring ElevenLabs' voice agent capabilities and their intersection with data science methodologies.

Krisp Launches VIVA 2.0, Introducing Voice Infrastructure for Voice AI Agents

Wed, 24 Jun 2026 22:12:42 GMT

Krisp announced the launch of VIVA 2.0, a voice infrastructure platform designed for voice AI agents. The new offering extends Krisp's capabilities to support businesses building and deploying voice-based AI agents. VIVA 2.0 aims to provide essential infrastructure for managing voice interactions at scale, enabling enterprises to integrate voice AI technology into their operations more effectively.

Chatbase Launches Voice AI Agents, Extending Its Customer Support Platform From Chat to the Phone Line

Wed, 24 Jun 2026 22:12:42 GMT

Chatbase has launched voice AI agents, expanding its customer support platform beyond text-based chat to include phone interactions. The new capability allows businesses to deploy artificial intelligence agents that can handle customer inquiries via voice calls, extending the reach of Chatbase's automation technology to telephony channels alongside its existing chat infrastructure.

RingCentral Unveils AIR Pro: An Agentic Voice AI Platform for Customer Engagement

Wed, 24 Jun 2026 22:12:42 GMT

RingCentral has unveiled AIR Pro, an agentic voice artificial intelligence platform designed for customer engagement. The platform leverages advanced voice AI capabilities to enable businesses to automate and enhance customer interactions. AIR Pro represents RingCentral's expansion into agentic AI solutions, allowing organizations to deploy intelligent voice agents for improved customer service operations and engagement efficiency.

Lumistry Announces Voice AI Assistant for Enhanced Caller Experience

Wed, 24 Jun 2026 22:12:42 GMT

Lumistry has announced a new Voice AI Assistant, an artificial intelligence-powered Intelligent Voice Agent (IVA) designed to enhance caller experience through conversational support. The technology aims to improve customer interactions by enabling natural, context-aware conversations. The announcement comes as organizations increasingly seek AI-driven solutions to streamline customer service operations and reduce operational friction in voice-based communication channels.

Newo.ai to Unveil Zero-Hallucination Architecture Voice AI for Call Centers at CCW 2026

Wed, 24 Jun 2026 22:11:42 GMT

Newo.ai will showcase its zero-hallucination architecture voice AI platform at CCW 2026. The technology is designed specifically for call center operations, addressing reliability concerns in AI-powered customer service. The announcement comes as enterprises increasingly adopt voice AI systems to handle customer interactions. Newo.ai's approach aims to reduce factual errors and inconsistencies in automated call handling.

Voice AI Investment Surges as Enterprise Applications Gain Traction

Wed, 24 Jun 2026 21:41:42 GMT

Investment in voice artificial intelligence technology is accelerating as enterprises increasingly adopt applications leveraging the technology. The surge reflects growing confidence in voice AI's capabilities for business use cases, from customer service automation to data processing. Industry observers attribute the momentum to improved accuracy rates and reduced latency in modern voice systems, making them viable for mission-critical applications. The trend signals a maturing market transitioning from experimentation to production deployment across sectors.

Coval raises $28M Series A to address AI voice agent reliability, compliance

Wed, 24 Jun 2026 21:11:33 GMT

Coval has raised $28 million in Series A funding to develop solutions addressing reliability and compliance challenges for AI voice agents. The funding will support the company's efforts to improve the dependability and regulatory adherence of voice-based artificial intelligence systems. The round underscores growing investor interest in addressing technical and operational hurdles facing AI voice agent deployment across industries.

Human Oversight Becomes Central to Five9's New Voice AI Strategy at CCW CX Today

Wed, 24 Jun 2026 21:11:33 GMT

Five9 has unveiled a new voice AI strategy emphasizing human oversight at CCW CX Today. The contact center software company is positioning human review and control as central to its artificial intelligence implementation approach. This reflects broader industry trends toward responsible AI deployment in customer service environments, with emphasis on maintaining human judgment in AI-driven decision-making processes.

Voice Agent Latency: Why Milliseconds Matter for Enterprise AI Adoption

Wed, 24 Jun 2026 21:11:33 GMT

According to analysis from The Futurum Group, voice agent latency represents a critical factor in enterprise AI adoption. The research underscores how millisecond-level delays in voice interaction systems impact user experience and operational efficiency in business environments. As organizations increasingly integrate voice-enabled AI agents into workflows, response time becomes essential to maintaining natural conversation flow and user satisfaction, influencing broader deployment decisions across the enterprise sector.

Coval raises $28M as enterprises push voice agents into production

Wed, 24 Jun 2026 21:11:33 GMT

Coval has raised $28 million in funding as enterprises increasingly deploy voice agents in production environments. The funding round reflects growing demand for voice technology solutions in business applications. Voice agents are being adopted across industries as companies seek to automate customer interactions and streamline operations through conversational AI systems.

Tech Exactly Expands AI Capabilities with Voice AI Integration Service for Customer-Facing Operations

Wed, 24 Jun 2026 21:11:33 GMT

Tech Exactly has expanded its artificial intelligence capabilities through the introduction of a voice AI integration service designed for customer-facing operations. The new offering enables businesses to incorporate voice-based AI technology into their customer interaction workflows. This addition represents Tech Exactly's continued investment in expanding its AI service portfolio to meet evolving enterprise demands for advanced communication solutions.

Five9 Launches Breakthrough New Release of Voice AI Agents

Wed, 24 Jun 2026 21:11:33 GMT

Five9 announced a new release of its Voice AI Agents platform. The breakthrough offering represents an advancement in the company's artificial intelligence capabilities for contact center operations. The release aims to enhance automation and efficiency in customer service environments through improved voice-based AI technology.

Five9's New Voice AI Agent Studio Reframing Its Long-Term Moat In Contact Centers

Wed, 24 Jun 2026 21:11:33 GMT

Five9 has launched Voice AI Agent Studio, a new offering that could reshape its competitive positioning in the contact center software market. The move represents an evolution in how the company approaches its core business, as AI-powered voice capabilities become increasingly central to customer service operations. The platform's ability to integrate advanced voice AI with existing contact center infrastructure may strengthen Five9's differentiation and create new revenue opportunities in an evolving market.

Coval Raises $28 Million Series A for Autonomous Voice Agent Safety

Wed, 24 Jun 2026 21:11:33 GMT

Coval has secured $28 million in Series A funding to advance safety and reliability standards for autonomous voice agents. The round reflects growing industry focus on developing trustworthy voice AI systems as enterprises increasingly deploy autonomous agents for customer interactions and business operations. Coval plans to use the capital to expand its technology platform and establish itself as a key player in defining industry standards for voice agent safety and reliability.

Five9 Launches Voice AI Agents to Replace Contact Center IVR

Wed, 24 Jun 2026 21:11:33 GMT

Five9 has launched voice AI agents designed to replace traditional interactive voice response systems in contact centers. The new agents leverage artificial intelligence to handle customer interactions more naturally and efficiently than conventional IVR technology. The move reflects broader industry trends toward AI-powered customer service solutions that aim to improve customer experience while reducing operational costs for enterprises managing high volumes of inbound communications.

When AI voice agents struggle—and how to raise them better

Wed, 24 Jun 2026 21:11:33 GMT

McKinsey & Company examines challenges facing AI voice agents and strategies for improvement. The analysis addresses limitations in current voice agent deployments and identifies key approaches for enhancing their performance and reliability. Organizations implementing voice AI technology can benefit from understanding these performance gaps and optimization techniques.

Coval Raises $28 Million Series A to Scale Voice AI Testing Infrastructure

Wed, 24 Jun 2026 21:11:33 GMT

Coval announced a $28 million Series A funding round to expand its voice AI testing infrastructure. The platform enables developers to test and validate voice applications across multiple scenarios and conditions. The funding will support scaling the company's technology and go-to-market efforts as demand for robust voice AI testing solutions continues to grow in the developer community.

Five9 Launches Voice AI Agents for Contact Centers

Wed, 24 Jun 2026 21:11:33 GMT

Five9 introduced voice AI agents designed for contact centers, expanding its platform capabilities. The new agents leverage artificial intelligence to handle customer interactions through voice channels. This development reflects broader industry trends toward automation and AI-driven customer service solutions. Five9 positions the offering as part of its strategy to enable contact centers to deploy AI-powered customer experience tools efficiently.

Kotoba Technologies Raises $10M for Real-Time Voice AI Platform

Wed, 24 Jun 2026 21:11:33 GMT

Kotoba Technologies has raised $10 million in funding for its real-time voice AI platform targeting the East Asia market. The funding will support development of the company's voice technology, which processes audio in real-time for applications in gaming and other sectors. The round demonstrates continued investor interest in AI-driven speech recognition and synthesis technologies for regional markets.

Best AI Voice Agents for Enterprise Automation in 2026

Wed, 24 Jun 2026 21:11:33 GMT

Salesforce has identified leading AI voice agent solutions for enterprise automation in 2026. The analysis covers technologies designed to streamline business processes through conversational AI capabilities. Voice agents enable organizations to automate customer interactions, internal workflows, and support operations at scale. Salesforce highlights how these solutions integrate with existing enterprise systems to drive efficiency and reduce manual handling of routine tasks across various departments.

Cedar's Voice AI Agent Processes Nearly 400K Patient Calls Since April 2025 Launch

Wed, 24 Jun 2026 21:11:33 GMT

Cedar's voice AI agent has fielded nearly 400,000 patient calls since its April 2025 launch, according to reporting from Fierce Healthcare. The AI-powered system handles patient interactions, processing a significant volume of healthcare communications. The milestone underscores growing adoption of voice AI technology in healthcare settings as providers seek to streamline patient engagement and administrative workflows.

TELUS Digital and ElevenLabs Partner to Scale Voice AI Alongside Frontline Customer Care Teams

Wed, 24 Jun 2026 21:11:33 GMT

TELUS Digital and ElevenLabs have partnered to integrate voice artificial intelligence capabilities with frontline customer care operations. The collaboration aims to scale voice AI technology across customer service teams, combining ElevenLabs' voice generation technology with TELUS Digital's customer experience expertise. The partnership seeks to enhance customer interactions while maintaining human-centered service delivery approaches.

IBM and ElevenLabs: Enterprise AI Finds its Voice

Wed, 24 Jun 2026 21:11:33 GMT

IBM and ElevenLabs are partnering to bring advanced voice capabilities to enterprise AI applications. The collaboration aims to integrate ElevenLabs' text-to-speech technology with IBM's enterprise AI solutions, enabling businesses to deploy voice-powered interactions at scale. This partnership reflects growing demand for natural language interfaces in corporate environments, where voice integration is becoming increasingly central to customer engagement and operational efficiency strategies.

TELUS Digital and ElevenLabs Scale Voice AI Customer Experience Solutions

Wed, 24 Jun 2026 21:11:33 GMT

TELUS Digital and ElevenLabs have expanded their partnership to scale voice artificial intelligence solutions for customer experience applications. The collaboration leverages ElevenLabs' advanced text-to-speech technology with TELUS Digital's customer service expertise to deliver enhanced voice AI capabilities. The initiative aims to improve customer interactions through faster, more natural-sounding voice solutions for businesses seeking to modernize their customer experience operations.

Synthflow AI and AVANT Partner to Accelerate Enterprise Adoption of Agentic Voice AI

Wed, 24 Jun 2026 21:11:33 GMT

Synthflow AI and AVANT have announced a partnership to accelerate enterprise adoption of agentic voice AI. The collaboration aims to expand the deployment of voice AI technology across enterprise organizations, combining Synthflow AI's agentic voice AI capabilities with AVANT's enterprise reach and expertise. The partnership represents a strategic effort to bring advanced voice AI solutions to businesses seeking to enhance operational efficiency through conversational AI agents.

Voice AI Startup Retell AI Earns No. 1 Spot on San GlobeNewswire

Wed, 24 Jun 2026 21:11:33 GMT

Retell AI, a voice artificial intelligence startup, has earned the No. 1 spot on San GlobeNewswire. The recognition highlights the company's position in the competitive voice AI sector. Retell AI specializes in developing conversational AI technology designed to enable more natural interactions between machines and humans through voice-based systems.

Extend AI voice support with real-time voice agents in Copilot Studio

Wed, 24 Jun 2026 21:11:33 GMT

Microsoft has extended AI voice support in Copilot Studio with real-time voice agents. The update enables developers to build and deploy conversational agents capable of handling voice interactions in real time, expanding the capabilities of Microsoft Copilot Studio for creating more sophisticated AI-powered experiences. The addition supports enhanced communication channels for enterprise and consumer applications.

Omilia and Valantic Partner to Bring Agentic Voice AI to Enterprise Contact Centers

Wed, 24 Jun 2026 21:11:33 GMT

Omilia and valantic have partnered to deploy agentic voice AI solutions across enterprise contact centers in the DACH and Benelux regions. The collaboration combines Omilia's conversational AI capabilities with valantic's implementation expertise to enhance customer service operations. The partnership targets mid-market and large enterprises seeking to modernize their contact center infrastructure with advanced voice AI technology.

Five9 Launches Breakthrough New Release Of Voice AI Agents To Power The Next Generation Of Agentic Self Service

Wed, 24 Jun 2026 21:11:33 GMT

Five9 has launched a new release of voice AI agents designed to power next-generation agentic self-service capabilities. The release represents the company's latest advancement in AI-driven customer engagement technology, enabling businesses to deploy voice-based AI agents for automated customer interactions and service delivery.

Jeen Talk Partners with Deepdub to Bring Hollywood-Grade Voice AI to Enterprise Contact Centers

Wed, 24 Jun 2026 21:11:33 GMT

Jeen Talk has partnered with Deepdub to integrate advanced voice AI technology into enterprise contact center operations. The collaboration aims to bring Hollywood-grade voice synthesis and dubbing capabilities to customer service environments, enhancing voice quality and operational efficiency for large-scale contact center deployments.

Vapi AI Review: Is It the Right Voice AI for Your Business?

Wed, 24 Jun 2026 21:11:33 GMT

Vapi is evaluated as a voice AI platform for business applications in a Goodcall review. The assessment examines whether Vapi's capabilities align with organizational needs, analyzing factors relevant to business voice AI adoption. The review provides guidance for decision-makers evaluating voice AI solutions. Vapi positions itself within the broader market of conversational AI tools designed for enterprise use cases.

AWS Launches Amazon Nova Sonic Voice Agent for Large-Scale Testing Without Microphone

Wed, 24 Jun 2026 21:11:33 GMT

Amazon Web Services introduced Amazon Nova Sonic, a voice agent designed for large-scale evaluation and deployment without requiring microphone hardware. The offering enables developers to test and assess the voice agent's capabilities across various scenarios at scale, streamlining the evaluation process for voice-based applications and services built on AWS infrastructure.

Former Goldman and Meta Founders Launch Voice AI for Underserved Markets

Wed, 24 Jun 2026 21:11:33 GMT

Two former executives from Goldman Sachs and Meta have launched a voice AI venture targeting market segments overlooked by larger competitors. The founders leveraged their previous experience in finance and technology to develop solutions addressing gaps in voice AI adoption across underserved sectors. The startup aims to democratize voice technology access beyond mainstream applications.

From Pilot to Production: How AudioCodes Live Hub Makes Voice AI Contact Centres Work at Scale

Wed, 24 Jun 2026 21:11:33 GMT

AudioCodes Live Hub enables voice AI contact centers to scale from pilot deployments to full production environments. The platform addresses the operational challenges of managing AI-powered voice interactions at enterprise scale, providing infrastructure and management capabilities necessary for large-scale voice AI implementations in contact center operations.

[Quiq] Now Supports Voice AI, No Jitter

Wed, 24 Jun 2026 21:11:33 GMT

Quiq has added Voice AI capabilities to its platform. The announcement indicates support for voice-based artificial intelligence functionality. The company's system now operates without jitter, suggesting improved audio quality and stability for voice interactions through the platform.

Aircall Acquires Vogent to Advance Its AI Voice Agent Built Natively into Business Phones

Wed, 24 Jun 2026 21:11:33 GMT

Aircall has acquired Vogent to advance its AI voice agent capabilities built natively into business phones. The acquisition strengthens Aircall's offering of AI-powered communication tools designed for enterprise customers. Vogent's technology integrates directly into Aircall's platform, enabling businesses to leverage AI voice agents within their existing phone systems without separate integrations or third-party solutions.

Bill Joplin's Air Conditioning and Heating Books Over 90% of Calls with ServiceTitan AI Voice Agent

Wed, 24 Jun 2026 21:11:33 GMT

Bill Joplin's Air Conditioning and Heating is booking over 90% of incoming calls using ServiceTitan's AI Voice Agent ahead of peak season. The HVAC contractor deployed the technology to streamline customer inquiries and appointment scheduling. ServiceTitan's AI solution automates call handling for service businesses, allowing them to capture leads and manage scheduling without manual intervention.

Twilio Shares Surged 60% on Voice AI. Thanks, Telcos.

Wed, 24 Jun 2026 21:11:33 GMT

Twilio's stock surged 60% following interest from telecom companies in its voice artificial intelligence capabilities. The surge reflects growing demand from telcos seeking to integrate advanced voice AI technology. Twilio has positioned itself as a key provider for carriers looking to enhance their communications infrastructure with AI-powered voice solutions.

Why Voice AI Adoption Is Accelerating in 2026

Wed, 24 Jun 2026 21:11:33 GMT

Voice artificial intelligence adoption is accelerating across customer experience platforms in 2026, driven by improved natural language processing, reduced deployment costs, and enterprise demand for scalable automation. Organizations are deploying voice AI to handle customer interactions, reduce operational expenses, and enhance service quality. The technology's maturation and competitive pricing have lowered barriers to implementation, enabling broader adoption across industries and company sizes.

Real Estate Sector Explores AI Voice Agent Technology for 2026

Wed, 24 Jun 2026 21:11:33 GMT

AppInventiv has outlined strategies for deploying AI voice agents in real estate operations by 2026. The technology aims to automate client interactions, property inquiries, and scheduling within the real estate sector. Voice agent capabilities are expected to enhance customer engagement and streamline administrative workflows. AppInventiv continues to develop solutions addressing real estate-specific requirements for conversational AI implementation across the industry.

Hippocratic AI Expands Life Sciences Leadership Team Amid Growing Pharma and Medtech Demand

Wed, 24 Jun 2026 21:11:32 GMT

Hippocratic AI has expanded its life sciences leadership team as pharmaceutical and medtech companies increasingly seek voice AI agent solutions. The expansion reflects growing demand for AI-powered voice technology in the healthcare and life sciences sectors. Hippocratic AI provides voice AI agents designed for healthcare applications, addressing industry needs for automated communication and operational efficiency in pharma and medtech environments.

Voice AI Moving From Conversational AI to Operational Infrastructure

Wed, 24 Jun 2026 21:11:32 GMT

Voice artificial intelligence is transitioning beyond conversational applications toward becoming core operational infrastructure. The shift reflects growing enterprise adoption of voice technology for business processes and customer engagement, moving beyond chatbot-style interactions to integrated systems that handle critical workflows. This evolution demonstrates voice AI's expanding role in enterprise technology stacks as organizations seek to automate and streamline operations at scale.

Hunar.AI Deploys Voice AI Agents To Automate Frontline Hiring at Let's Data Science

Wed, 24 Jun 2026 21:11:32 GMT

Hunar.AI has deployed voice AI agents to automate frontline hiring processes at Let's Data Science. The voice-based agents are designed to streamline recruitment workflows, handling initial candidate screening and interactions. This deployment marks an expansion of Hunar.AI's conversational AI capabilities into the hiring and recruitment sector. Let's Data Science joins a growing roster of organizations adopting AI-driven solutions to enhance hiring efficiency and candidate experience.

SoundHound Books Q1 2026 Loss, Touts New Voice AI Agent Platform

Wed, 24 Jun 2026 21:11:32 GMT

SoundHound reported a net loss for the first quarter of 2026 as the company continues to invest in research and development. The voice AI specialist unveiled a new voice AI agent platform, highlighting its capabilities in natural language processing and conversational AI. The platform represents SoundHound's latest effort to expand its footprint in the competitive AI assistant market alongside competitors developing similar voice-based technologies.

How AI Voice Agents Handle Peak Customer Demand

Wed, 24 Jun 2026 21:11:32 GMT

Intelligent Voice AI: The Rise of Agentic AI in Price-Constrained Industries

Wed, 24 Jun 2026 21:11:32 GMT

Agentic artificial intelligence is gaining traction in industries facing tight profit margins and cost pressures. These autonomous systems can handle complex tasks with minimal human oversight, offering potential cost savings across operations. Organizations in price-sensitive sectors are exploring voice-enabled AI agents to automate customer service, data processing, and decision-making functions. The technology promises to deliver efficiency gains while maintaining service quality in environments where traditional staffing models strain budgets.

Regal AI Launches Copilot for Building Self-Improving Voice AI Agents

Wed, 24 Jun 2026 21:11:32 GMT

Regal AI has launched Copilot, a platform for building self-improving voice AI agents. The offering enables developers to create and deploy voice-based artificial intelligence systems that can learn and improve over time. The announcement comes as enterprises increasingly seek tools to develop conversational AI capabilities without building infrastructure from scratch.

Lowe's tests AI voice agents to handle customer calls across all stores

Wed, 24 Jun 2026 21:11:32 GMT

Lowe's is testing artificial intelligence voice agents to handle customer calls across its store network. The home improvement retailer's pilot program aims to deploy the AI-powered system to answer customer inquiries and route calls appropriately. If successful, the initiative could expand to all Lowe's locations, potentially streamlining customer service operations and reducing call handling times across the company's store base.

Why voice agents won't kill the call center — but will gut its middle

Wed, 01 Apr 2026 00:00:00 GMT

The headline number everyone quotes — "AI will replace 95% of call center jobs" — is wrong for a specific reason worth understanding. The jobs that are easy to automate are the ones at the bottom of the pyramid: scripted, routine, low-context. But the middle is where the real money is, and the middle is where AI runs into trouble.

The three stacks: how voice AI is splitting into incompatible architectures

Wed, 01 Apr 2026 00:00:00 GMT

Eighteen months ago you could draw the voice AI stack as one diagram. Today it splits into at least three, and the differences matter for anyone building, buying, or investing in this space.