# Kall

> Kall is an independent comparison site for AI voice agents and AI receptionists: real all-in prices, compliance and features, with test calls on the same script for every platform. Ranks are never for sale.

Last updated: 14 Nov 2026. Every page lists its sources and the date each fact was checked. Method: https://kall-ohf.pages.dev/how-we-rank/

## Start here
- [AI voice agent price index: 15 platforms compared (Nov 2026)](https://kall-ohf.pages.dev/): Public pricing for 15 AI voice agents and AI receptionists: per-minute rates, plans, free trials and HIPAA. Checked from official pages.
- [AI voice agent pricing per minute: the real all-in cost (Nov 2026)](https://kall-ohf.pages.dev/ai-voice-agent-pricing/): What AI voice agents and receptionists really cost per minute once platform, LLM, voice, transcription and phone line are added. 15 platforms.
- [How Kall tests and ranks AI voice agents](https://kall-ohf.pages.dev/how-we-rank/): The Voice AI Index method: test calls, latency, real price per minute, and what money can and can't buy here.

## Rankings
- [AI for customer support phone lines: best options (Nov 2026)](https://kall-ohf.pages.dev/ai-customer-support-phone/): Enterprise and mid-market AI voice agents for support lines: pricing models, Zendesk, Salesforce, Genesys and Five9 links, handoff and compliance.
- [AI phone ordering for restaurants: best options (Nov 2026)](https://kall-ohf.pages.dev/best-ai-phone-ordering-restaurants/): Which AI phone ordering systems send orders into Toast, Square and Clover, what they cost as published, and which upsell or take payment.
- [Best AI receptionists for dental and medical clinics (Nov 2026)](https://kall-ohf.pages.dev/best-ai-receptionist-dental-medical/): Which dental and medical AI receptionists sign a HIPAA BAA, on which plan and at what cost, and which connect to Dentrix, Open Dental or Epic.
- [Best AI receptionists for small businesses (Nov 2026)](https://kall-ohf.pages.dev/best-ai-receptionist-small-business/): 8 AI receptionists for small businesses compared on price, free trial, booking, integrations, call transfer and languages, as of 14 Nov 2026.
- [Best AI voice agents for business in 2026, by use case](https://kall-ohf.pages.dev/best-ai-voice-agent-business/): The best AI voice agents for 5 jobs: answering calls, booking, support at scale, outbound sales and custom builds. Prices checked 14 Nov 2026.
- [Best Bland AI alternatives (Nov 2026)](https://kall-ohf.pages.dev/bland-ai-alternatives/): 7 Bland AI alternatives with pricing as of 14 Nov 2026, why you might switch from Bland's $0.14/min rate, and what to watch out for with each.
- [Best Vapi alternatives (Nov 2026)](https://kall-ohf.pages.dev/vapi-alternatives/): 7 Vapi alternatives with pricing as of 14 Nov 2026: Retell AI, Bland, ElevenLabs, Deepgram, PolyAI, LiveKit and Pipecat, with a watch-out for each.
- [Best voice AI platforms for developers (Nov 2026)](https://kall-ohf.pages.dev/best-voice-ai-platforms-developers/): Vapi, Retell, LiveKit, Pipecat, ElevenLabs, OpenAI Realtime, Twilio and Bland compared on open source, pricing, telephony, models and self-hosting.
- [Synthflow alternatives after its move to enterprise-only (Nov 2026)](https://kall-ohf.pages.dev/synthflow-alternatives/): Synthflow now sells only annual enterprise contracts. 7 self-serve alternatives for building voice agents without code, priced as of 14 Nov 2026.

## Head to head
- [Retell AI vs Vapi: pricing, compliance and fit compared (Nov 2026)](https://kall-ohf.pages.dev/retell-ai-vs-vapi/): Retell AI vs Vapi on per-minute cost, free credits, HIPAA and SOC 2, integrations, no-code fit and languages, from official pages as of 14 Nov 2026.

## Data
- [AI voice agent pricing per minute: the real all-in cost (Nov 2026)](https://kall-ohf.pages.dev/ai-voice-agent-pricing/): What AI voice agents and receptionists really cost per minute once platform, LLM, voice, transcription and phone line are added. 15 platforms.

## Guides and explainers
- [Are AI phone calls legal? US, UK, EU and India (Nov 2026)](https://kall-ohf.pages.dev/are-ai-phone-calls-legal/): AI phone call rules in the US, UK, EU and India as of 14 Nov 2026: consent, call recording, AI disclosure and opt-outs, with primary sources.
- [Can an AI agent make sales calls for you? Tools, costs and the legal catch (Nov 2026)](https://kall-ohf.pages.dev/ai-sales-calls/): Yes, but US rules treat AI voices as artificial, so you need consent first. Which tools do outbound calls, what they cost, and where it's lower-risk.