Find the right AI tool

#18Listed

AssemblyAI

Usage-based with free sign-up

80.2score

Speech-to-text, speech understanding, and voice agent APIs for developers

#37Listed

Deepgram

Free tier & usage-based API

79.3score

Enterprise voice AI platform providing APIs for real-time speech-to-text, text-to-speech, and conversational voice agents.

#484Listed

Retell AI

Free trial with usage-based billing

72.2score

Conversational voice AI platform for automated inbound and outbound phone calls

#465Listed

Deepdub

Free API access with custom enterprise plans

72.5score

AI dubbing, expressive speech-to-speech translation, and real-time voice infrastructure

#538Listed

Sierra

Outcome-based pricing (custom quote)

71.4score

Conversational AI platform for building autonomous customer service agents across chat, voice, and messaging channels.

#21Listed

Google Agent Development Kit

Free / Open Source

79.8score

Open-source agent development framework for building, debugging, and deploying production AI agents.

#167Listed

Inworld AI

Freemium / Metered usage from $25/mo

76.1score

Realtime AI speech and intelligence engine powering interactive voices, non-player characters, and conversational agents.

Lightweight Python framework for multi-agent orchestration, sandboxes, and realtime voice

#4Editor’s choice

ElevenLabs

Free + credit-based plans

85.3score

A production-grade platform for speech, voice, dubbing, audio, and conversational agents.

#166Listed

Cartesia

Free tier available; paid tiers from $5/month

76.2score

Real-time speech synthesis, streaming transcription, and voice agent infrastructure built on State Space Models.

#370Listed

Hume AI

Contact for pricing

74.0score

The data and evaluation layer for emotionally intelligent voice AI

#284Listed

Tavus

From $0/month

75.1score

Real-time conversational video AI platform powering human-like interactive avatars and agents

#302Listed

PolyAI

Usage-based per minute (Custom quote)

74.8score

Enterprise conversational voice AI agents built for complex phone customer support

#262Listed

Resemble AI

Freemium with pay-as-you-go and tiered plans

75.4score

Multimodal deepfake detection, voice verification, and watermarking for enterprise security

#222Listed

superwhisper

Free tier with Pro upgrades from $8.49/month

75.8score

AI voice-to-text dictation application with offline speech processing and customizable output modes

#238Listed

Rasa

Free Developer Edition with custom enterprise pricing

75.6score

Conversational AI and agent platform combining LLM reasoning with deterministic business logic

#449Listed

Voicemod

Free download with paid licenses

72.7score

Real-time AI voice changer and soundboard for gaming, streaming, and voice chat

#205Listed

Synthflow

Enterprise contracts from $30,000/year

75.9score

Enterprise voice AI platform for automated inbound and outbound phone calls

#331

Voiceflow

Free + paid plans

74.5score

A visual platform for designing, testing, and deploying AI agents for support and conversational products.

#361Listed

Bland AI

From $0.11/min + usage credits

74.1score

Enterprise voice AI platform for automated inbound and outbound phone calls.

#487Listed

Dubverse

From $9/month

72.2score

AI video dubbing, synthetic voiceovers, and subtitles for multilingual content localization

#40Listed

Kokoro TTS

Free & open-source

79.2score

Lightweight 82M open-weight text-to-speech model built for fast, cost-efficient audio synthesis

#550Listed

11x

Custom quote / Enterprise demo

71.2score

Autonomous digital workers for inbound and outbound sales pipeline generation

#120Listed

Microsoft Copilot Studio

From $200.00/month

77.0score

End-to-end conversational and autonomous AI agent platform for Microsoft 365 and external channels