Voice AI tools with API

Voicebox is an open-source desktop app for voice c...

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.

Miso One is a lightweight, open-weights 8B-paramet...

Miso One is a lightweight, open-weights 8B-parameter text-to-speech model optimized for expressive, low-latency conversational English speech. It enables real-time streaming, one-shot voice cloning, and 48 kHz exports for interactive voice agents and custom voiceover pipelines.

AnySpeech.io is an AI voice studio offering 100+ m...

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.

FineVoice Text to Speech is a comprehensive AI voi...

FineVoice Text to Speech is a comprehensive AI voice studio that generates natural, expressive audio from text using advanced models, voice cloning, and a vast multilingual library. It offers fine-grained vocal controls and production tools for creating professional voiceovers, podcasts, and localized content.

Noiz AI is a text-to-speech and voice-cloning plat...

Noiz AI is a text-to-speech and voice-cloning platform that captures and customizes voices, including tone, emotion, accent and pacing, supports multilingual dubbing and exports dubbing-ready tracks with an API for embedding and automating TTS.

NepVox offers TTS, STT and text-to-image generatio...

NepVox offers TTS, STT and text-to-image generation with 500+ voices across 100+ languages, adjustable voice styles and audio controls, exportable audio, searchable transcripts, and a web interface plus API for content creation and localization.

Ainnate Text To Speech converts scripts, articles,...

Ainnate Text To Speech converts scripts, articles, and documents into expressive synthetic audio with a searchable voice library, emotion and speed controls, story-maker workflows, and developer APIs for integration into e-learning, IVR, and media pipelines.

WellSaid converts scripts into natural speech with...

WellSaid converts scripts into natural speech with 120+ licensed voices, tone/speed/pronunciation controls, and Studio plus API for real-time generation, editing, collaboration and integrations—supporting scalable, consistent voiceovers for e-learning, IVR, apps, and video.

SAM TTS is a browser-based text-to-speech tool tha...

SAM TTS is a browser-based text-to-speech tool that revives the classic Windows XP voice with customizable pitch, speed, and tone. It requires no downloads, offers preset voice styles, and works seamlessly across devices and browsers.

VoiSpark is an AI voice generator for text-to-spee...

VoiSpark is an AI voice generator for text-to-speech and voice cloning, offering 500+ natural voices in 30+ languages. It enables custom emotions, styles, and unique vocal identities, with seamless integration for voiceovers in videos, podcasts, and apps.

Vbee Aivoice is an AI text-to-speech platform that...

Vbee Aivoice is an AI text-to-speech platform that converts text into natural-sounding audio across multiple languages. It offers various voices, supports voice cloning, and provides MP3/WAV output, ideal for podcasts, e-learning, and audiobooks.

Voice Lab AI is a text-to-speech and voice cloning...

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.

DesiVocal is a free text-to-speech AI tool that ge...

DesiVocal is a free text-to-speech AI tool that generates high-quality voiceovers in multiple languages, including Hindi and English. It supports voice cloning and customization, making it ideal for creators of tutorials, vlogs, and advertisements.

Kokoro Web is an open-source AI voice generator of...

Kokoro Web is an open-source AI voice generator offering multilingual text-to-speech capabilities with customizable accents. It features user-defined input profiles, self-hosting options, and model quantization for optimized performance, catering to developers and content creators.

Narralize converts PDF documents into concise, mul...

Narralize converts PDF documents into concise, multilingual audio summaries using AI summarization technology. It supports multiple languages and offers a natural-sounding audio output, making it useful for educational institutions, businesses, and content creators.

Vapify is a white-label platform for agencies to m...

Vapify is a white-label platform for agencies to manage VAPI.ai voice solutions, enabling custom voice agents, secure client access, and streamlined operations while maintaining brand identity and enhancing client experiences with personalized AI services.

ElevenLabs Voice enables users to create custom vo...

ElevenLabs Voice enables users to create custom voice profiles and analyze voice samples. Its text-to-speech API is ideal for developers, enhancing user engagement and accessibility for content creators, educators, and businesses through high-quality voice outputs.

Zenmic is an AI podcast generator that converts te...

Zenmic is an AI podcast generator that converts text into professional-quality audio, allowing users to create engaging scripts and export podcasts efficiently. It streamlines the transformation of written content into auditory formats for various audiences.

Trylli AI creates configurable AI voice agents via...

Trylli AI creates configurable AI voice agents via chat-based setup, supporting English/Hindi memory, call routing, IVR, Twilio/Exotel integrations, APIs and developer tools, session management, call logs and analytics for contact centers, sales, support and reminders.

Lazybird turns text into realistic spoken audio us...

Lazybird turns text into realistic spoken audio using over 200 voices across 100+ languages. Users control accent, tone, speed, pauses, pitch, and pronunciation. Download files for videos, podcasts, audiobooks, or educational content with commercial rights.

Voisi converts text into natural‑sounding speech w...

Voisi converts text into natural‑sounding speech with 450+ voices and 100+ languages, transcribes audio, translates text and audio, clones voices from short samples, and chains transcription, translation, and synthesis into single workflows.

Fish Audio S2 delivers real‑time text‑to‑speech wi...

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.

Text Difficulty Converter adjusts a text’s reading...

Text Difficulty Converter adjusts a text’s reading level (A1–C2) and rewrites it, supports bulk PDF uploads and chunk processing, offers text‑to‑speech with multiple voices, and transcribes uploaded audio back to editable text.

TikTok Voice Generator converts typed text into AI...

TikTok Voice Generator converts typed text into AI‑generated voices in over 1,000 styles across 20+ languages. Users select language, voice, enter text, and download audio quickly for use in TikTok or other editing apps.

Dan is an AI voice chat companion utilizing GPT-4 ...

Dan is an AI voice chat companion utilizing GPT-4 technology for real-time, natural conversations. Users can customize AI personalities and voices for a personalized interaction, enhancing daily conversations with a friendly or knowledgeable assistant.

Free text‑to‑speech platform supporting advanced A...

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.

Nova Echo AI is a voice‑AI platform that enables b...

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.

ChatTTS is a high‑quality, bilingual text‑to‑speec...

ChatTTS is a high‑quality, bilingual text‑to‑speech model optimized for dialogue. Trained on 100k hours, it delivers natural English and Chinese voices via simple API/SDK, supporting web, mobile, desktop, and embedded use.

Jammable lets creators produce AI‑generated song c...

Jammable lets creators produce AI‑generated song covers by selecting from a library of voice models, including fictional characters and popular artists. Users upload audio or lyrics, preview, and export polished tracks quickly for podcasts, videos, and streaming.

Deepgram Voice AI offers real‑time and batch speec...

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.