Alternatives to Inworld

Inworld AI delivers realtime text-to-speech and speech-to-speech inference for consumer voice agents, with TTS-2 Flash hitting 50ms to

Open-source, self-hostable voice AI platform for building speech-to-speech agents with your own model keys.

Fish Audio delivers expressive AI text to speech and voice cloning, with emotion tags and a free S2.1 Pro TTS API.

PolyAI builds enterprise voice AI agents that resolve complex customer calls end to end in 40+ languages.

Synthflow AI runs enterprise voice AI agents on its own telephony network for automated phone calls at scale.

Real-time text-to-speech and streaming speech-to-text models plus Managed Agents for production voice agents.

Decagon builds enterprise AI concierge agents for chat, voice, and email that resolve customer support without engineering sprints.

Deploy low-latency conversational AI voice agents across 90+ languages in minutes.

Slang AI is a voice AI phone host for restaurants that answers calls 24/7, books reservations and routes VIPs to staff.

Enterprise voice AI agents with in-house telephony, contracts starting at $30,000 a year

ComfyUI VoxCPM brings open-source multilingual text-to-speech, voice cloning and voice design onto your own GPU.

VoxCPM2 is a tokenizer-free open-source TTS model for 30-language speech synthesis, Voice Design, and 48kHz voice cloning on your own GPU.

SkipCalls is a 24/7 AI receptionist that answers your existing business line, books jobs, and texts you every call summary.

Beckon by Stellar is an AI voice assistant that cold-calls every career-school inquiry within 60 seconds and books the appointment.

AgentZee is a no-code WhatsApp sales platform with AI chatbots, outbound voice calling, and broadcast campaigns from ₹1,000/month.

AI voice and chat support agents that chase resolution rate, escalation rate, or CSAT instead of just answering calls.

Speaktor turns text, Word, PDF, and TXT files into MP3, WAV, or SRT text to speech in 55+ languages — including voiceover translation into

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

ElevenLabs AI voice generator turns text into speech in 90+ languages, with cloning, dubbing, music and voice agents.

Turbo is Bland AI's all-in per-minute voice API that bundles LLM, speech-to-text, and text-to-speech into one rate.

EliseAI runs agentic AI for property management and healthcare — answering prospects, residents, and patients across SMS, email, chat, and

Voctiv runs AI call and message handlers that qualify leads, block spam, and book appointments 24/7.

Open-source text-to-speech with fine-grained emotion and prosody control

Listnr is an AI voice generator and browser studio that turns scripts into natural text-to-speech in 142+ languages.

CAMB.AI delivers AI dubbing and text-to-speech in 150+ languages for live broadcast and on-demand localization.

Drama 3 text-to-speech with emotion tags and 15-second voice cloning, from $11/mo.

Open-source Japanese text-to-speech checkpoints where emoji in your text control delivery, tone and emphasis

Voicebox is an open-source desktop AI voice studio for local voice cloning, dictation, and agent speech — no account required, MIT licensed.

AI-native CRM built for debt settlement teams, with six named AI workers automating intake, servicing, and negotiation.

NextPhone is an AI receptionist that answers business calls in two rings, qualifies the caller, and books the appointment into your