Voice AI

11 tools
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FreePopular

ElevenLabs

Ultra-realistic text-to-speech and voice cloning

FreePopular

Deepgram

Fast, accurate speech-to-text API

FreePopular

Vapi

Voice agent middleware for production phone and web agents

OSSFree

LiveKit Agents

WebRTC-first framework for real-time voice AI agents

⭐ 9,000
OSSFree

Pipecat

Open-source framework for real-time voice and multimodal AI agents

⭐ 5,000
Free

AssemblyAI

Audio intelligence API — transcription + LLM understanding

Free

Cartesia

Real-time TTS optimized for conversational AI

Free

PlayHT

TTS with instant voice cloning

Free

Retell AI

Low-latency conversational voice AI platform

Free

Hume EVI

Empathic voice TTS with sub-150ms TTFA

Free

Rime

Enterprise conversational speech-to-speech and TTS platform

Other categories

Coding Assistants (27)Autonomous Agents (11)Agent Frameworks (16)Pipelines & RAG (12)LLM Infrastructure (45)Design & UI (11)AI-Augmented Code Quality (6)Documentation (9)Product & PM (6)MCP Servers (20)Prompt & Eval (10)Specifications (11)Spec-Driven Dev (5)AI Code Review (4)Fine-tuning (7)Multimodal (11)Browser Automation (7)Observability (14)Memory & Persistence (7)AI Guardrails (6)