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10 Voices
Full-Duplex
52 Industries

Your AI receptionist.
Never misses a call.

Full-duplex voice AI with natural backchanneling, emotional intelligence, and seamless chat-to-call handoff. Same personality across every channel. 24/7.

Try it for real β€” hear the Marin voice call you
10
Voices
52
Industries
<500ms
Response Time
24/7
Always On

10 Industry-Ready Voices

Click to hear a preview. Each voice is pre-matched to industries where it converts best.

Live Demo

Simulated call showing real-time transcription.

Ready to Demo
Click below to start a simulated AI call

Live Transcript

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Call Metrics

Duration00:00
Messages0
Response Latency<500ms
SentimentPositive
Talk-Overs0

Natural Speech

Real interjections the AI uses mid-conversation

Active Listening
"mm-hmm", "got it", "right", "I see"
Surprise
"oh wow", "whoa", "oh really"
Sympathy
"oh no", "aw", "I understand"
Thinking
"let me see...", "one moment...", "hmm"
Self-Correction
"actually, let me...", "wait β€” Wednesday"

Same AI, Every Channel

Phone
Inbound & Outbound
Chat
Website Widget
Email
Personalized Follow-ups
SMS
Fail-Gracefully Ladder

Everything Built In

Enterprise voice AI infrastructure. Not a wrapper β€” the full stack.

Full-Duplex Conversation

gpt-realtime with semantic VAD. Natural overlapping speech, backchanneling ("mm-hmm", "got it"), and <500ms response times.

Vision During Calls

Customer sends a photo mid-call β€” the AI sees it instantly. Damage assessment, product identification, receipt scanning, document review. "Send me a photo and I'll take a look."

608 MCP Tools In-Call

Agents access 608 tools during live calls. Look up inventory, check order status, book appointments, create CRM tasks, send follow-up emails β€” all while talking to the customer.

Emotional Intelligence

Detects customer sentiment in real time. Frustrated? Empathize first. Confused? Slow down. Urgent? Skip small talk. Adapts mid-call.

Chat-to-Call Bridge

Customer says "call me" in chat β€” phone rings in 2 seconds. Same AI, same personality, full conversation context carried over.

52 Industry Defaults

Each industry gets custom vocabulary, forbidden phrases, required disclaimers, and the optimal voice personality pre-configured.

Smart Call Routing

Business-hours-aware routing with transfer to staff, voicemail fallback, and fail-gracefully ladder (call > SMS > voicemail).

Per-Call Intelligence

Every call captures talk-over count, barge-in detection, sentiment shift, response latency, and outcome β€” feeding a universal learning engine.

Fraud Detection

STIR/SHAKEN attestation, per-number rate limiting (5 calls/hr), explicit blocklist, and full call recording with AI summaries.

Cloud + SIP

Twilio for cloud telephony, direct SIP trunking for PBX/desk phones. No hardware required. Works with toll-free or local numbers.

AI Voicemail

Custom greetings per number, instant Whisper transcription, automatic after-hours handling, read/unread tracking.

Ready to transform your phone system?

Deploy AI voice agents across 52 industries. 10 voices. Full-duplex. Emotional intelligence. Per-call learning.

Get Started
AI Voice Agent β€” Phone Calls Handled by AI | Solid# | SolidNumber