Alternatives to Flair Labs

PolyAI builds enterprise voice AI agents that handle complex customer calls in 40+ languages

Synthflow AI runs enterprise voice AI agents on its own telephony network for automated phone calls at scale.

Vapi is an API-first platform for building voice AI agents that handle real inbound and outbound phone calls at sub-500ms latency.

Open-source voice AI framework for building real-time voice agents on phone calls and the web — self-hosted.

SkipCalls is a 24/7 AI receptionist for small businesses that answers your existing line, books jobs into your calendar, and texts you a summary of every call.

No-code AI voice agents that run outbound and inbound phone calls, book meetings, and take call-time actions for you.

AI-native CRM built for debt settlement teams, with six named AI workers automating intake, servicing, and negotiation.

Stellar's Beckon AI voice assistant calls every career-school inquiry within 60 seconds and books the appointment.

AI phone answering built only for home services — books jobs, texts follow-ups, and syncs dispatch, not just takes messages.

AI voice and chat support agents that chase a metric — resolution rate, escalation rate, or CSAT — not just answer calls.

Upfirst is an AI phone receptionist that answers calls 24/7, books appointments into your calendar, and texts you the details.

Inworld is a research lab and inference provider for realtime voice AI, offering first-party TTS-2 and STT models plus a zero-markup LLM router for developers

Low-latency text-to-speech API and AI voice agents — Murf AI runs real-time phone conversations at 1 cent per minute.

HappyRobot deploys autonomous AI workers into exception-heavy enterprise workflows across logistics, utilities, airlines, finance, and insurance.

ElevenLabs generates ultra-realistic AI voice, music, dubbing, and voice agents from one shared credit pool.

Real-time voice AI platform: Sonic-3.6 text-to-speech and Ink-2 speech-to-text models plus Managed Agents for building production voice agents.

Turbo is Bland AI's per-minute voice API that bundles LLM, speech-to-text, and text-to-speech into a single rate.

Enterprise AI concierge platform for customer support agents that work across chat, voice, and email.

Voice AI that takes restaurant phone, drive-thru, text and kiosk orders in your brand's voice.

Modular LLM agentic AI platform that automates enterprise contact centers across voice and text in Swiss-German, German, French and Italian.

Emotionally expressive text-to-speech and speech-to-speech voice AI with human-judged evaluation built in.

Bland AI runs AI phone agents for regulated calls, bundling LLM, STT, TTS, and telephony into one per-minute rate from $0.14/min.

Build voice and chat agents that hold real conversations in 70+ languages, live in about five minutes.

Agentic AI that answers every prospect, resident, and patient message across SMS, email, chat, and voice for housing and healthcare operators.

Inworld AI is a research lab and inference provider for realtime voice — first-party TTS-2 and STT models plus zero-markup routing across 220+ LLMs.

AI phone answering built only for restaurants — it takes inbound calls, answers guest questions, and books reservations 24/7.

Enterprise voice AI agents running on Synthflow's own telephony network, from $30,000/year

Millis AI (by TMate Inc.) builds LLM voice agents you can deploy to phone numbers, web, mobile or desktop with claimed 500–600ms latency.

Smallest.ai is a developer-first voice AI platform with TTS, STT, speech-to-speech models, telephony and hosting on one API-first bill.

Dograh is an open-source voice AI platform for building speech-to-speech agents you self-host with BYOK model keys.