Low Latency Voice Agent

Callin.io delivers sub‑176 ms AI voice agents that can be white‑labelled, deployed on a custom domain without coding, and offer 99.9 % uptime, carrier‑grade redundancy, GDPR/CCPA compliance, encryption, multi‑carrier support, and pre‑built CRM/ITSM connectors.

SigmaMind AI builds production voice agents without code, delivering sub‑800 ms latency and real‑time tool orchestration. It integrates with databases, CRMs, and APIs, and supports enterprise features like SOC 2 compliance, encryption, private cloud, and SIP trunking for scalable multichannel suppor

Voice.ai offers cloud‑and on‑prem AI voice agents for calls, scheduling, and queries, supporting 15+ languages. It provides text‑to‑speech, 10‑second voice cloning, real‑time voice change, noise filtering, and integrates with Salesforce, HubSpot, Zendesk, Slack. APIs and SDKs enable scalable deploym

11 ai is a voice assistant using ElevenLabs Agents that enables voice-driven task management, customer research, ticket updates, and team messaging via integrations with Perplexity, Linear, and Slack, supporting private MCP servers and fast voice cloning across 5,000+ voices.

LiveKit is an open-source framework and cloud platform for building and hosting low-latency real-time voice, video and physical AI agents, offering a media server, WebRTC SDKs, TTS/STT and telephony connectors, scalable hosting and programmatic APIs.

Voiceflow enables teams to create, test, and deploy AI‑powered conversational agents across chat, voice, phone, and web without coding. Its visual editor, real‑time collaboration, and secure deployment pipelines streamline design, evaluation, and omnichannel rollout.

Deepgram Voice AI offers real‑time and batch speech‑to‑text, text‑to‑speech, and voice‑agent APIs. It delivers low‑latency transcripts, natural‑sounding synthesis, and integrated conversation handling for contact centers, transcription, and podcasts, with cloud, on‑prem, and telephony support.

Nova Echo AI is a voice‑AI platform that enables businesses to train, deploy, and manage conversational phone agents in 35+ languages, offering sub‑1.5‑second latency, handling 1,500+ calls per minute while integrating CRM, unified messaging, analytics, and customization.

Millis AI offers a platform for creating advanced voice agents with ultra-low latency, enabling seamless interactions. It supports inbound and outbound calling globally and integrates with various services, making it ideal for customer support and virtual assistance.

Voice AI platform that builds conversational agents in five clicks, automating support, sales, and billing calls. It integrates natively with CRMs and databases for real‑time actions, supports multi‑OS softphones, and records transcriptions for audits.

Voicebox is an open-source desktop app for voice cloning and TTS that clones voices from short samples, supports WAV/MP3/FLAC/WEBM and mic capture, multi-voice timeline editing with effects, local or remote GPU inference, Whisper STT, and API integration.

Millis AI enables ultra‑low‑latency voice agents (~600 ms response) with no‑code or low‑code tools, supporting inbound/outbound calls in 100+ countries, webhook integration, multiple LLMs, custom voice cloning, and deployment across phone, web, mobile, SDKs, widgets.

CallFluent AI is a cloud platform that creates no-code AI voice agents for inbound and outbound calls, offering 400+ neural voices in 40 languages, real‑time actions, webhook/API integration, automatic booking, SMS, CRM sync, recordings, transcripts, sentiment analysis, and low‑latency response.

ElevenCreative is an AI tool that generates ultra-realistic speech, videos, music, and sound effects, offering text-to-speech, voice cloning, and a library of pre-recorded voices for creating personalized content for various applications.

VideoSDK offers real-time audio/video SDKs and low-latency infrastructure across Web, mobile, and Flutter, with APIs for interactive live streaming, real-time transcription and AI voice agents, SIP integration, session diagnostics, and enterprise-grade routing.

Fish Audio S2 delivers real‑time text‑to‑speech with fine‑grained emotional tags and voice cloning from 15 seconds of audio. Its low‑latency API, SDKs, and multilingual support enable developers to create studio‑quality narration, dialogues, and voice agents.

Cognigy.AI delivers AI‑powered agents for voice, chat, and messaging that automate customer interactions across multiple contact‑center platforms. Real‑time translation, 99 % routing accuracy, up to 70 % handle‑time reduction, and AI Ops management streamline operations.

Vapi is an AI tool that facilitates rapid voicebot development for various applications like customer support, sales, telehealth, etc. It provides features such as low-latency streaming, multilingual support, and customizable models to efficiently create sophisticated voice solutions.

Voicy.AI automates customer interactions for offline commerce, handling calls, texts, chat, and voice in real time. It integrates with POS and booking systems, supports SMS/Facebook Messenger, and scales personalized communication while lowering engagement costs.

Dialora.ai provides AI voice agents for automating sales, support, and outreach tasks, enabling 24/7 call management, lead qualification, and meeting scheduling. It integrates with CRM systems and offers sentiment analysis to improve communication strategies across multiple languages.

Dasha is an AI-as-a-service platform that enables developers to build realistic voice and text conversations for apps and products using Dashascript.

AnySpeech.io is an AI voice studio offering 100+ multilingual, style-controlled voices for content creation. It generates export-ready audio for videos, podcasts, and e-learning to save production time and ensure consistent quality.

Vagent is a voice‑controlled chat interface that lets users converse with custom AI agents in over 60 languages. It connects to any backend via a single authenticated webhook, stores chat history locally, and supports Markdown formatting and speech synthesis.

Voice Lab AI is a text-to-speech and voice cloning tool that generates realistic, expressive voices for audiobooks, voiceovers, and narration. It offers multilingual support, tonal nuance, and robust data security features like encryption and access controls.

Synthflow automates inbound and outbound phone calls with natural‑language voice AI, qualifying leads, booking appointments, and resolving inquiries in real‑estate, hospitality, healthcare, BPO, and tech. It offers a visual flow builder, test center, and full SOC 2, HIPAA, PCI DSS, GDPR compliance.

Bland AI replaces legacy IVR with conversational agents across voice, SMS, and chat, enabling automated call handling, scheduling, lead qualification, and data extraction. Self‑hosted, low‑latency deployment, real‑time monitoring, and compliance guardrails support high‑volume outreach in finance, he

OneContact unifies voice, chat, WhatsApp, and social media into a single contact‑center interface, offering real‑time agent assistance, bot automation, sentiment analysis, quality monitoring, workforce optimization, and CRM integration for global scalability.

MiniMax is an AI platform providing text, speech, video and music models for developers and creators — supporting agentic text workflows, real-time speech synthesis and voice cloning, emotion-aware video rendering, and precise vocal/instrument music generation via APIs and SDKs.

Vocads automates inbound/outbound calls, voicemail, follow‑ups, and surveys using AI agents built from templates and database‑driven dialogues. It supports 12+ languages, real‑time dashboards, 24/7 operation, and secure, multi‑channel deployment and integration.

Phonely AI is an enterprise‑grade voice platform that handles up to 1 million calls, automates booking and CRM updates, and offers 1,000+ human‑like voices. It transcribes, summarizes, and analyzes conversations in 100+ languages while meeting SOC 2, GDPR, HIPAA, PCI, and CCPA.

VoicesLab is an AI voice cloning platform that creates realistic, expressive voice replicas for podcasts, audiobooks, and marketing. It supports eight languages, preserves accents, and lets users generate secure voiceovers instantly from text.

Bland AI replaces legacy IVR with conversational AI, enabling no‑code configuration of voice, SMS, and chat agents for calls, scheduling, intake, logistics, and verification. It offers custom voices, SIP/API support, bulk dialing, real‑time monitoring, and compliance guardrails.

Voicemod provides real‑time voice modulation on Windows and macOS with a virtual microphone, 200+ AI‑generated voices, soundboard, instant 30‑second replay, low‑latency keybinds, Voicelab editing, on‑device AI, and hardware integration for streaming.

Voicepanel is an AI‑native research platform that lets teams design studies, instantly recruit from a 30 million‑user global panel, and collect voice, video, and text responses. It supports multi‑language prompts, real‑time analysis, and Slack integration for rapid insights.

Voicemaker is a cloud‑based text‑to‑speech platform offering 1,500+ AI voices in 130+ languages. It lets users adjust pitch, speed, pauses, add effects, clone voices with a minute of audio, and export to MP3, WAV, OGG, AAC, or OPUS.

Free text‑to‑speech platform supporting advanced AI models. Offers real‑time, natural‑sounding voice with emotion, multi‑language, and voice‑cloning. Users adjust pitch, speed, and parameters. API integration for podcasts, audiobooks, assistants, e‑learning, accessibility.

Loman AI is a 24/7 voice agent that handles restaurant calls for pickup, delivery, and reservations, processes payments, syncs with POS and reservation systems, offers real‑time dashboards, and routes complex inquiries to staff.

Visor.ai delivers enterprise‑grade voice and chat agents that learn from business data, automate up to 85 % of interactions, and integrate natively with existing systems. It offers multilingual, human‑like responses, real‑time visibility, compliance safeguards, and analytics for actionable insights.

Level AI automates contact‑center QA, offers real‑time agent assistance, and analyzes every interaction for sentiment and themes. It tracks performance gaps, supports compliance with screen‑recording, and delivers contextual knowledge via Agent GPT to boost resolution and uncover upsell opportunitie

Convocore lets businesses create and scale AI agents across web chat, WhatsApp, Instagram, Facebook, and Telegram. A visual node editor lets non‑developers build complex flows, integrate CRMs, calendars, and 40+ apps, while analytics and security support scalable, GDPR‑compliant operations.

AI Voice Agents automates business phone calls using intelligent voice interactions, ensuring 24/7 customer engagement. It enhances communication, reduces human errors, supports multiple languages, and integrates with tools like calendars and CRMs for diverse industry applications.

Teacher AI offers 24/7 voice‑based conversation practice with AI teacher clones, instant transcription, on‑click vocabulary translations, audio playback, exportable word lists, and automatic fluency tracking for intermediate learners seeking daily speaking drills.

Voxal AI is a serverless chatbot that deploys with one click to AWS, using your OpenAI and Pinecone keys, keeping data inside your account. It offers unlimited messages, real‑time analytics, white‑label options, and scalable, privacy‑first support.

LOVO converts text to speech using 500+ voices in 100 languages with expressive variants. Its online editor syncs audio, adds subtitles, and supports full video editing. Features voice cloning from one minute, AI script generation, royalty‑free images, and API integration.

LoveVoice is a text-to-speech tool that converts text into natural-sounding audio with 300+ AI voices in 70 languages. It offers customizable voice settings and outputs high-quality MP3s for videos, podcasts, and more.

Callab AI provides AI-driven call management for call centers, BPOs and healthcare, using multilingual voice agents, integrated knowledge bases, call recording/transcription with sentiment tagging, automated transfers, CRM data extraction, and batch outbound campaigns with real-time analytics.

ElevenAgents is a platform for building and deploying multilingual AI voice and chat agents across channels like phone and web. It offers low-latency interactions with 11,000+ voices, visual agent builders, and enterprise-grade security for customer support, scheduling, and lead qualification.

Gladia delivers low‑latency, high‑accuracy speech‑to‑text for over 100 languages, supporting live and asynchronous use. It adds speaker diarization, timestamps, entity recognition, sentiment, summarization, and PII redaction via REST/WebSocket APIs.

AgentX is a multi-agent AI platform for building, training, and deploying conversational agents using a no-code visual builder or developer tools, supporting multiple LLMs, RAG knowledge connectors, omnichannel deployment, integrations, analytics, voice, and on-premise options.

VoiceDrop delivers ringless voicemail using AI voice cloning from a short sample. Users upload contacts, customize scripts with variables, schedule campaigns, integrate via CRM or API, and monitor compliance‑aware delivery and response analytics.