# CallDeskTech > CallDeskTech (calldesk.tech) is an AI receptionist for small and local businesses. It deploys a low-latency AI phone assistant, powered by Retell AI, that answers incoming calls, books appointments, and answers customer questions in under 500ms. ## What it does - Answers business phone calls with an AI voice agent (Retell AI, sub-500ms latency, semantic turn detection) - Books appointments via calendar integration (Google, Outlook, iCal, through Cal.com) - Answers caller questions from a business-specific knowledge base (uploaded FAQs or a scraped website) - Lets businesses design conversation flows with a no-code flow builder - Provides call analytics: call volume, booking rates, common questions - Provides a dedicated phone number, or supports using an existing number, worldwide - Sends SMS confirmations for booked appointments ## Who it's for Local service businesses that take phone calls for appointments and customer questions, e.g. plumbers, salons, medical/dental clinics, restaurants, and auto repair shops. ## Key pages - https://calldesk.tech/ - homepage and product overview - https://calldesk.tech/demo - try a free interactive demo - https://calldesk.tech/pricing - pricing and subscription checkout - https://calldesk.tech/dashboard - business dashboard (calls, knowledge base, settings) for signed-in users - https://calldesk.tech/onboarding - business setup flow (business profile, knowledge base, calendar, go-live) ## Pricing - Lite: 2 cents per minute. An efficient engine with a clear voice in English, German, Spanish, French, Italian and Portuguese. Voice: Clear and efficient. Response speed: Good. Reasoning: Good. - Standard: 5 cents per minute. A fast, strong engine with a natural voice. Voice: Natural. Response speed: Fast. Reasoning: Strong. - Pro: 9 cents per minute. Our strongest engine with our most expressive voice. Voice: Most expressive. Response speed: Fast. Reasoning: Strongest. - Included on every plan: Call summary; Full transcript; Structured field extraction (name, reason for the call, and anything else you ask for); Call transfers; Keypad tones (DTMF); Knowledge base; Calendar booking; Call testing and live call monitoring; API and MCP server; 40+ languages (Lite speaks English, German, Spanish, French, Italian and Portuguese; other languages need the Standard or Pro voice). - Phone agents from 2 cents a minute. Lite 2 cents, Standard 5 cents and Pro 9 cents per minute, all available now. - Every plan is bring-your-own carrier. - Phone numbers from us, on any plan: Telnyx number $1.00 per month plus 1 cent per inbound minute; Twilio number (premium carrier: supports payments and our existing SMS setup) $2.00 per month plus 1.5 cents per inbound minute. Bring your own number or carrier: free. - Expert backup on Lite and Standard: 1.5 cents more per minute while it is on, for better accuracy on hard turns. - Standard with one Telnyx number and 500 inbound minutes a month: 500 x 5c + $1.00 + 500 x 1c = $31.00. - Optional add-ons are coming soon and cannot be bought yet; amounts will be announced when they launch. - Customers on an earlier flat per-minute price keep it.