CallChatSyn is an AI receptionist that answers business calls 24/7, handles common questions and books appointments, for a flat S$69 a month 1. It also offers an MCP server, so it can be reached by AI agents. Alternatives that handle AI voice or call answering are listed below.
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CallChatSyncallchatsyn.comwebsite read, tools not yet checked
AI receptionist that answers business phone calls 24/7, handles usual questions and books appointments, for up to 80 calls a month at a flat S$69 1.
official:MCP server · CallChatSyn+1 community tools built for it
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DialogBraindialogbrain.comverified and signed
AI agent that answers enquiries by chat and by voice on WhatsApp, Telegram and calls, with hard cases handed to a human 9.
official:MCP server · com.dialogbrain/dialogbrain+1 community tools built for it
for agents: calls_make · calls_dispatch_agent · contacts_sync
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LiveKitlivekit.ioverified and signed
Open source framework and developer platform for building voice agents that take calls, with APIs to assemble speech-to-text, LLM and text-to-speech pieces 7.
+7 community tools built for it
for agents: webrtc · webrtc · webrtc
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CallSynccallsyncapp.comwebsite read, tools not yet checked
Tracks Android SIM calls, missed callbacks and call recordings in one dashboard, though it logs calls rather than answering them 8.
official:MCP server · CallSync
Sources
- 124/7 Answering Service, S$69/mo — AI Receptionist | CallChatSyncallchatsyn.com · read 2026-10-29
- 7Build voice, video, and physical AI | LiveKitlivekit.com · read 2026-10-29
- 8Business Call Tracking & Recording Backup | CallSynccallsyncapp.com · read 2026-10-29
- 9DialogBrain — AI agent for WhatsApp, Telegram and callsdialogbrain.com · read 2026-10-29
For agents: the 10 actions behind this answer
· CallChatSyn website read, tools not yet checked
An AI receptionist that answers your business calls 24/7, handles the usual questions and books appointments. Up to 80 calls a month for a flat S$69. Free setup.
createChatCompletion · OpenAI API verified and signed
Creates a completion for the chat message
copilot · @github/copilot-sdk verified and signed
calls_add · Slack Web API verified and signed
Registers a new Call.
custom_api_call · Notion (Activepieces) verified and signed
Custom API Call — Make a custom API call to a specific endpoint
custom_api_call · Stripe (Activepieces) verified and signed
Custom API Call — Make a custom API call to a specific endpoint
webrtc · livekit verified and signed
· CallSync website read, tools not yet checked
Track your team’s Android SIM calls, missed callbacks, and call recordings in one dashboard. Keep your existing phones and numbers. Start free for 7 days.
calls_make · DialogBrain verified and signed
Place an outbound AUDIO/VOICE phone call via Twilio (PSTN) or Telegram (MTProto 1:1 call). Use this any time the user asks to 'call', 'ring', 'phone', 'dial', or have a spoken conversation. Do NOT use messages.send when the user asks to call someone — a call is real-time voice, not a text message. Y
· Syncthing website read, tools not yet checked
Labels are the instruments' verdict and are never changed by ranking. Agents and robots get this same answer as JSON at /api/v1/find?q=…&answer=1 and through the MCP server.