Alternatives to AethexAI

Real-time voice AI platform with sub-100ms text-to-speech, 38-language speech-to-text, and native speech-to-speech agents

Fish Audio turns text into expressive, emotionally controllable speech with voice cloning from 15 seconds of audio and a free developer TTS API.

ElevenLabs turns text, audio and images into speech, music, dubbing and conversational agents, all billed from one shared credit pool.

Branded, customizable AI voice ordering for restaurant chains

Modular LLM agentic AI platform that automates enterprise contact centers across voice and text in Swiss-German, German, French and Italian.

Realtime voice AI platform: top-ranked TTS-2, speech-to-speech, and zero-markup LLM routing for consumer apps.

Free open-source video translation and AI dubbing: one-click speech recognition, subtitle translation, and voice synthesis in 30+ languages

Local-first voice cloning, voice design, video dubbing and dictation in 646 languages — free and open source.

AI video translation and dubbing that turns one recording into 75+ language versions with instant voice cloning.

Real-time noise cancellation, accent conversion and AI meeting notes in one app

Async (formerly Podcastle) is a chat-based AI video editor that cuts, dubs, and generates video from plain-language prompts

AI video translation software that dubs, lip-syncs, and localizes content into 135+ languages.

NoteGPT is an AI learning assistant for summarizing YouTube videos, transcribing audio, and building slides from a single subscription.

Clicky is a free open-source macOS AI screen tutor that sees your screen, talks back, and points at UI elements for you.

SkipCalls is a 24/7 AI receptionist that answers your existing phone line, books jobs, and blocks spam for $19.99/mo.

Build real-time conversational AI voice and chat agents that listen, understand, and act in 70+ languages.

Enterprise voice AI agents running on Synthflow's own telephony network, from $30,000/year

Build and deploy LLM voice agents with 500-600ms low latency, from no-code to low-code.

No-code AI voice agents that automate phone calls, book meetings, and handle customer interactions 24/7.

Enterprise Voice AI platform with in-house telephony and the BELL deployment framework for automating phone calls at scale.

Beckon AI admissions rep calls every career school inquiry in under a minute and books the appointment

Inworld is a realtime voice AI platform for developers building full-duplex voice agents with TTS, STT, and zero-markup LLM routing.

Low-latency text-to-speech API and AI voice agents — Murf AI runs real-time phone conversations at 1 cent per minute.

PolyAI builds enterprise voice AI agents that handle complex customer calls in 40+ languages

Real-time speech AI that translates accents and 25+ languages while keeping the speaker's own voice

Real-time voice AI platform: Sonic-3.6 text-to-speech and Ink-2 speech-to-text models plus Managed Agents for building production voice agents.

Emotionally expressive text-to-speech and speech-to-speech voice AI with human-judged evaluation built in.

Bland AI runs enterprise voice AI phone agents for regulated calls, with a per-minute rate that bundles LLM, STT, and TTS.

Vapi is an API-first platform for building voice AI agents that answer and place real phone calls at sub-500ms latency.

Open-source platform to build, deploy, and observe real-time voice, video, and physical AI agents