Voice & Messaging
· 23AI agents for voice calls, WhatsApp, SMS, and messaging channel automation. These tools handle real-time speech-to-text, turn-taking, TTS, and multi-channel routing — enabling phone agents that sound human and messaging bots that feel native. Critical for customer-facing voice and chat automation.
5 officialListings
AssemblyAI
APISpeech recognition API with real-time and batch transcription plus audio intelligence models for summarization, topic…
Bird MCP Server
MCP · CLILets agents send and track email, SMS, WhatsApp, and voice through Bird, set up domains, senders, and numbers, and…
Bland AI
APIDeploys enterprise AI phone agents that handle inbound and outbound calls in 40+ languages with SOC2, HIPAA, and PCI…
Cartesia
APIDelivers ultra-low-latency text-to-speech and speech-to-text through the Sonic model family, with a voice-agent…
CosVoice
MCPProvisions a dedicated US phone number and email address for an AI agent over MCP: place and answer calls, send texts…
Deepgram
API · CLISpeech-to-text and voice AI API with real-time streaming transcription, speaker diarization, and text-to-speech for…
Dograh
API · MCPBuilds and self-hosts voice AI agents with a visual workflow builder, telephony, and bring-your-own-key…
Fireflies MCP
MCPLets agents search and read Fireflies meeting transcripts, summaries, and action items over a hosted OAuth MCP server…
Fish Audio
APIGenerates speech, clones voices and transcribes audio through REST and WebSocket APIs backed by open-weight models, for…
Kapso
APIWhatsApp AI agent platform. Build and deploy conversational agents on WhatsApp Business API with no-code flows, LLM…
LiveKit Agents
API · CLIBuilds production realtime voice and video AI agents with WebRTC transport, turn detection, and STT/LLM/TTS pipelines.…
NanoClaw
CLIRuns a personal assistant agent on the Claude Agent SDK in per-agent Docker containers, reachable from WhatsApp…
Pipecat
APIBuilds realtime voice and multimodal conversational agents in Python — orchestrates STT, LLM, and TTS pipelines with…
Retell AI
APIBuilds, tests, deploys, and monitors natural-sounding AI voice agents with ~600ms latency for scheduling, support, and…
Robylon
MCP · APIHandles customer support across chat, email, WhatsApp, tickets and voice; exposes a REST API for workflow and voice…
Sarvam AI API
API · MCPTranscribes, synthesizes, translates, and chats in Indian languages and English with Sarvam's Saaras, Bulbul, Mayura…
Spectrum
APInpm SDK connecting AI agents to iMessage, WhatsApp, Telegram, Slack, Discord, and Instagram via a single unified API…
Speko
APIUnified routing API for voice models across providers, giving voice agents one interface for speech-to-text…
Telegram MCP
MCPMCP server giving AI agents programmatic access to Telegram — send messages, manage chats, interact with bots, and…
TEN Framework
API · CLIBuilds realtime conversational voice AI agents with a low-latency, multimodal framework in C, Go, and Python. Handles…
Vapi
APIVoice AI platform for building production phone agents. Handles real-time STT, TTS, turn-taking, and LLM orchestration.…
Vidmoat
API · MCPEdits video programmatically from agents over a remote MCP server and a REST v1 API: import media, run timeline…
Voicebox
MCP · APIRuns a local voice studio for voice cloning, text-to-speech and Whisper dictation, and lets agents speak or transcribe…