Compare Grok Voice Agent Builder vs. VaxVoIP Agent AI SDK

An API powered by Google's AI technology allows you to accurately convert speech into text. You can accurately caption your content, provide a better user experience with products using voice commands, and gain insight from customer interactions to improve your service. Google's deep learning neural network algorithms are the most advanced in automatic speech recognition (ASR). Speech-to-Text allows for experimentation, creation, management, and customization of custom resources. You can deploy speech recognition wherever you need it, whether it's in the cloud using the API or on-premises using Speech-to-Text O-Prem. You can customize speech recognition to translate domain-specific terms or rare words. Automated conversion of spoken numbers into addresses, years and currencies. Our user interface makes it easy to experiment with your speech audio.

net2phone is an AI-powered business communication platform for companies serious about customer experience. Trusted by 500,000+ users and backed by 30+ years of experience, net2phone eliminates the friction of scattered channels and disconnected tools, so every conversation drives retention and growth. Communication breaks down when channels are scattered and tools do not talk to each other. net2phone solves this with a connected business VoIP and unified communications platform built for teams that cannot afford dropped context or slow resolutions. Unite, net2phone's unified communications solution, brings voice, messaging, video, and chat into a single place, with call and video recording, transcription, sentiment analysis on voice calls, automated action item tracking, and AI-generated follow-up emails. AI Agent handles inquiries and completes workflows on its own, answering questions, resolving support cases, scheduling, and managing returns across phone and chat, in 30+ languages, with seamless handoff to human agents when needed. Coach AI analyzes 100% of voice, video, and text interactions, giving managers full visibility into team performance with sentiment analysis, call summaries, and coaching recommendations by user or department. uContact, net2phone's omnichannel contact center, gives high-volume sales and support teams the automation, AI-driven routing, and real-time dashboards they need to deliver consistent customer experiences at scale. Every net2phone solution connects to the tools businesses already use, with a drag-and-drop workflow builder for automating processes without writing code, backed by enterprise-grade security and expert guidance at every step, from setup to integration to ongoing optimization.

LM-Kit.NET is an enterprise-grade toolkit designed for seamlessly integrating generative AI into your .NET applications, fully supporting Windows, Linux, and macOS. Empower your C# and VB.NET projects with a flexible platform that simplifies the creation and orchestration of dynamic AI agents. Leverage efficient Small Language Models for on‑device inference, reducing computational load, minimizing latency, and enhancing security by processing data locally. Experience the power of Retrieval‑Augmented Generation (RAG) to boost accuracy and relevance, while advanced AI agents simplify complex workflows and accelerate development. Native SDKs ensure smooth integration and high performance across diverse platforms. With robust support for custom AI agent development and multi‑agent orchestration, LM‑Kit.NET streamlines prototyping, deployment, and scalability—enabling you to build smarter, faster, and more secure solutions trusted by professionals worldwide.

Customer experience shouldn't run on disconnected tools and static scripts. Dialpad Contact Center brings voice, digital channels, and human agents together in a single AI-native platform, built to act — not just record — on every customer interaction. This is Agentic AI in practice: agents that reason through a problem, take the next step, and drive it to resolution without waiting on a human to intervene. Where legacy systems leave data trapped in silos, Dialpad Contact Center closes that gap, linking voice and data so context travels with the customer instead of getting lost between systems. The payoff compounds. Dialpad has already generated over 775 million AI recaps, and each new interaction adds to a growing base of operational intelligence — sharper resolution paths, more productive agents, better outcomes quarter over quarter. None of it runs unchecked: Dialpad's Guardian layer keeps AI operations secure and governed, so intelligence scales without sacrificing oversight. In practice, that means up to 80% of issues get resolved autonomously, freeing your team to focus on the conversations that genuinely need a human. Intelligence works at the edge; people stay at the center of the experience. And you don't have to take the ROI on faith. Through Dialpad's Proving Ground, enterprises can validate performance and cost savings before rolling out at scale — a far more reliable path than betting on a brittle, rules-based bot.

Forethought is the most advanced generative AI agent for customer support and your 24/7 AI team member. Trained on your unique data sets and upholding the highest security protocols, Forethought delivers natural conversations through AI and eliminates inefficiencies to improve response times, resolution rates, and customer satisfaction scores at every interaction. - Add an AI Agent that is a 24/7 team member, reducing workload so your team can focus on delivering exceptional support. - Only Forethought ingests historical and current ticket data for AI specific to your business needs to deliver a personalized experience. - We're not just about meeting privacy standards – we're setting them, to keep you and your data secure every step of the way.

CTM is a cloud-based conversation analytics and lead management platform designed to connect marketing attribution with customer communications and sales outcomes. Formerly known as CallTrackingMetrics, the software provides call tracking, conversation intelligence, lead routing, and contact center functionality. Its call tracking technology uses dynamic number insertion to attribute incoming calls to specific advertising campaigns, keywords, websites, and marketing channels. The platform also tracks SMS conversations, website form submissions, and online chats to provide a consolidated view of customer engagement. AI-powered analytics automatically transcribe, summarize, score, and analyze conversations to identify customer sentiment, purchasing intent, and potential sales opportunities. CTM includes AI voice agents that can answer inbound calls, qualify prospects, schedule appointments, and route inquiries to appropriate team members. Workflow automation tools support lead distribution, customer follow-ups, notifications, and CRM updates based on configurable business rules. Its reporting capabilities include real-time dashboards, advertising ROI analysis, agent performance monitoring, and campaign attribution reports. CTM integrates with marketing, analytics, and CRM platforms through native integrations, APIs, webhooks, and customizable automation tools.

Contact center QA teams evaluate 1 to 5% of calls manually. QEval eliminates that bottleneck by applying AI speech analytics and automated scoring to 100% of interactions across voice, chat, and email, using a classification engine trained on 138M+ real conversations. Capabilities span quality monitoring, compliance detection for PCI, HIPAA, and GDPR at 98% accuracy, sentiment analysis, keyword identification, agent coaching workflows, performance gamification, and predictive analytics across 110+ configurable dashboards. Quality scoring runs at 94% accuracy with zero manual intervention. Deployment takes 30 days. Industry standard is 90 to 120. No disruption to live operations. Etech Global Services built QEval from two decades of running Fortune 500 contact centers in healthcare, telecom, retail, banking, and BPO. ISO 27001, SOC 2, PCI-DSS certified. Built for QA leaders and operations teams scaling coverage without adding headcount. QEval also provides call recording management, screen capture, custom evaluation forms, calibration tools for QA consistency, root cause analysis, trend identification, and automated alert systems for compliance breaches. The voice of customer module tracks customer sentiment across touchpoints to identify service gaps and training opportunities. Real-time monitoring lets supervisors intervene during live interactions. Role-based access controls, audit trails, and data encryption ensure enterprise-grade security. QEval supports multi-site and multilingual contact center environments with centralized reporting across locations. API integrations connect QEval with existing CRM, telephony, and workforce management systems. Automated report scheduling delivers insights to stakeholders without manual effort.

Aircall transforms business communications with an intelligent, cloud-based phone system built for modern sales and customer support. More than just a calling tool, it provides an all-in-one hub that connects phone, SMS, and WhatsApp conversations in a single platform. Its AI Assist Pro feature delivers real-time coaching during calls and simplifies follow-up, enabling reps to sell smarter and resolve support issues faster. Teams can leverage advanced capabilities like call routing, IVR, analytics dashboards, and power dialers to maximize efficiency. With integrations across Salesforce, HubSpot, Zendesk, Intercom, Shopify, and 250+ other apps, Aircall seamlessly fits into existing workflows. Businesses benefit from reliable call quality, international number coverage, and scalable features that grow with their needs. Customer stories highlight improvements such as a 4% increase in CSAT scores and the ability to process 25,000+ calls per month with stability and ease. Aircall makes customer conversations more personal, productive, and impactful—without the complexity of traditional systems.

Squaretalk is a powerful contact center solution that transforms how modern sales teams connect with prospects and customers, convert sales opportunities, and grow their operations. It offers AI Voice Agents, omnichannel communication (including voice, WhatsApp messaging, SMS, and email), powerful call-handling features, and affordable scalability without additional complexity or costs. Squaretalk combines powerful communication tools with intelligent automation to help teams work more efficiently and deliver better customer experiences. Advanced call handling, automated transcripts, and sentiment analysis provide greater visibility into every conversation. The built-in contact management system keeps interactions organized and ensures no lead falls through the cracks. Flexible workflows can be customized to match specific operational needs, while advanced reporting tools offer actionable insights into team performance and business outcomes. Internal chat streamlines collaboration through instant communication, simplified mentoring, efficient escalations, and the consolidation of internal and external conversations within a single platform. Backed by enterprise-grade security, Squaretalk ensures that customer data remains protected and compliant. With local numbers in over 150 popular and niche destinations, we enable businesses of all sizes to establish and maintain a local presence, build trust, support their global expansion, and shorten sales cycles. Discover how Squaretalk’s cloud contact center platform can enhance your team’s connection rates and performance.

Bigly Sales runs AI outbound and inbound calling as a managed service. Its AI voice agents call new and aged leads, qualify them against your criteria, live-transfer interested prospects to your team, book appointments, and answer inbound calls 24/7, with every disposition, transcript and recording written back to your CRM. Bigly's team builds the campaign for you. Scripts are written with Claude, ChatGPT and other leading LLMs, and the platform tests script versions on live calls and keeps the best performer. Bigly also handles phone-number procurement, carrier registration, more than 200 whitelisted local-presence lines, spam monitoring and call routing. Before every dial, the system checks consent, suppression and DNC lists, known TCPA litigants, and state and federal calling rules and quiet hours. The reporting dashboard measures success rate per lead, cost per live transfer and cost per human contact, and breaks the dial-to-transfer funnel into each stage, including transfers lost to an unanswered buffer or a carrier error. Lead sources are ranked side by side by success rate and cost. An hour-by-hour chart shows when leads convert. With the Bigly Sales MCP server, customers can manage campaigns from Claude or ChatGPT: push a list into an active campaign, check minute usage, pull transcripts, or ask which leads want a demo. Customers use it for lead reactivation, speed-to-lead follow-up, appointment setting, inbound answering and warm transfers in insurance, lending, home services, legal and fundraising. It integrates with HubSpot, Salesforce, Zoho CRM, Pipedrive, GoHighLevel and other CRMs, and plans start at $99 a month, with a free 30-minute AI calling setup to begin.