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L8 · AI Voice Agents

AI Voice Agents — Frequently Asked Questions

ElevenLabs, Vapi, Retell, Sierra: the voice layer automating phone + customer-experience workflows.

What is the AI Voice Agents topic on aiinframap?

AI Voice Agents sits on layer L8 of the AI physical-infrastructure stack. Conversational voice-AI agents — speech synthesis, real-time voice pipelines, and the platforms building phone/CX automation. ElevenLabs (voice), Vapi + Retell (voice-agent APIs), Sierra (CX agents). Anchor companies: ElevenLabs, Vapi, Retell AI, Sierra.

How big is the AI Voice Agents market?

Market size estimate is generated by the market module and may not yet be populated for this topic. See /topic/ai-voice-agents/market when available.

Who are the top companies in AI Voice Agents?

aiinframap currently tracks 4 active companies in this topic. Names include: Sierra, ElevenLabs, Vapi, Retell AI. Full list: /topic/ai-voice-agents/companies.

How does aiinframap track companies in AI Voice Agents?

Companies are tracked through five evidence axes — talent signals (job postings + specialties), business signals (funding / partnerships), product launches, capex disclosures, and customer wins. See /topic/ai-voice-agents/companies for the active company set and /topic/ai-voice-agents/strategy for the synthesised outlook.

Where is AI Voice Agents headed in the next 12 months?

Strategic outlook is generated by the strategy module. See /topic/ai-voice-agents/strategy for the current narrative and inflection-point watch list.

How fresh is aiinframap data on AI Voice Agents?

Business + talent signals refresh daily via SEC EDGAR / LinkedIn / Greenhouse / Crunchbase collectors. Business modules regenerate weekly. Last-updated timestamps are visible on every public page.

Can I get this data via API?

Yes — JSON endpoints: /api/v1/topics/ai-voice-agents (topic-level), /api/v1/companies/<slug> (per-company), /api/v1/tools/<layer>/<slug> (per-tool). All free, no auth required, cacheable.

Where can I get weekly updates on AI Voice Agents?

aiinframap Weekly newsletter ships every Friday with topic-specific lead stories, top signals, and hiring radar. Subscribe at /weekly.