Vonage AI Studio
https://www.vonage.com/communications-apis/ai-studio/
Vonage's AI Studio — visual conversational-agent designer that runs on Vonage CPaaS (SMS / Voice / WhatsApp). Vonage acquired by Ericsson 2022 ($6.2B); AI Studio is the conversational AI layer of the broader CPaaS. Enterprise focus.
Acquired · Verified 2026-10-27 · fresh as of 2026-10-27 · 41 cited facts, 1 with a third-party source · Suggest a correction
At a glance
- Tier
- T2
- Section
- Voice agent platforms
- Created
- 2021 (AI Studio launched; via Over.ai acquisition) vendor fix
- Latest release
- not applicable — not OSS fix
- License
- not applicable — not OSS fix
- GitHub
- github.com/Vonage (SDKs) repo fix
- Pricing
- Tiered + per-minute / per-message vendor fix
- Funding
- Vonage acquired by Ericsson 2022 — $6.2B third-party fix
- Freshness
- 2026-10-27 fix
- Layer
- agent-infra repo fix
- Licensing
- commercial vendor fix
When to use
Optimised for: Enterprise conversational AI on top of CPaaS
Anti-fit: Enterprise CPaaS-sales motion; not nimble like Vapi/Retell for indie devs
Pros & cons
Pros
Ericsson-backed enterprise CPaaS scale; broad compliance; multi-channel.
Cons
Visual / no-code-first → less programmatic depth; enterprise-sales motion.
Claims & capabilities
Vonage acquired by Ericsson 2022 ($6.2B); CPaaS scale; multi-channel
Technical surface
- API surface
- Visual builder + REST / SDKs
- Backend storage
- Vonage-managed cloud (sessions + flow state)
- Deployment
- Cloud-managed
- Embedding model
- not applicable — not a memory product
- Multi-tenancy
- Multi-tenant cloud + Enterprise dedicated
- MCP
- searched not found
- A2A
- searched not found
- OpenTelemetry
- searched not found
Alternatives to Vonage AI Studio → live options ranked by shared design, licence, hosting and MCP support
Similar systems
Other voice agent platforms in the catalog, ranked by inbound references.
- Cartesia Sonic T1
Cartesia's Sonic TTS — state-space-model-based voice generation, lowest published TTS latency (~40ms). Cartesia raised $64M Series A Q1 2025 (Index + Lightspeed); founded by Mamba authors. Agent platform layer ('Cartesia Line') wraps Sonic with telephony + LLM.
- LiveKit Agents T1
LiveKit Agents — agent framework built on LiveKit's open-source WebRTC media server. LiveKit raised $45M Series B Sep-2024 ($300M val). Powers OpenAI Realtime API's WebRTC transport (LiveKit is the substrate OpenAI chose). Agents framework formally launched 2024.
- ElevenLabs Conversational AI (now ElevenAgents) T1
ElevenLabs launched Conversational AI Nov-2024 — STT + LLM + their own market-leading TTS in one pipeline. Combines vendor's voice cloning + multilingual TTS strengths with hosted call orchestration. ElevenLabs raised $180M Series C Jan-2025 at $3.3B val. As of 2026-10 ElevenLabs markets the platform as ElevenAgents.
- OpenAI Realtime API T1
OpenAI's Realtime API for native speech-to-speech multimodal interaction with GPT-4o — launched Oct 2024 (DevDay). Skips the STT → LLM → TTS pipeline by passing speech directly to GPT-4o. The platform substrate that Vapi/Retell/Bland integrate as one of their LLM choices.
- Pipecat (Daily) T1
Open-source Python framework for real-time voice + multimodal AI agents, maintained by Daily.co. Pipeline-style architecture (STT → context → LLM → TTS) wired over WebRTC. The OSS substrate that many of the voice platforms build on or compose with.
- Hume EVI T1
Hume's Empathic Voice Interface (EVI) — voice agent platform with vocal-affect understanding, using Hume's proprietary speech-prosody models. Hume will shut down the EVI and TTS APIs on 2026-11-13 (announced in its docs). Hume raised $50M Series B Mar-2024 (EQT).
Sources (40 cited facts, 1 third-party)
Each fact links to the page it came from; the badge says who published it (how to read sources).
- What it is Enterprise CPaaS voice-agent builder (Vonage / Ericsson) vendor
- What it does & what's distinct Vonage's AI Studio — visual conversational-agent designer that runs on Vonage CPaaS (SMS… vendor
- Claims / benefits Vonage acquired by Ericsson 2022 ($6.2B); CPaaS scale; multi-channel vendor
- Modalities voice + SMS + WhatsApp + Messenger + Viber vendor
- Created 2021 (AI Studio launched; via Over.ai acquisition) vendor
- GitHub github.com/Vonage (SDKs) repo
- Mindshare Strong CPaaS mindshare; less visible in dev-voice-AI vendor
- Funding Vonage acquired by Ericsson 2022 — $6.2B third-party
- Customers / scale Enterprise CPaaS customers (banks, telcos, retail) vendor
- Pricing Tiered + per-minute / per-message vendor
- Compliance SOC 2; ISO 27001; HIPAA; PCI; GDPR vendor
- Data handling Standard CPaaS retention; data residency vendor
- Deployment Cloud-managed vendor
- HQ US (Holmdel, NJ) — Ericsson subsidiary vendor
- Founders / pedigree Vonage founded 2001; AI Studio team via Over.ai vendor
- Memory volume / scale CPaaS-scale: tens of billions of messages / minutes per year vendor
- API surface Visual builder + REST / SDKs vendor
- Throughput CPaaS-scale vendor
- Backend storage Vonage-managed cloud (sessions + flow state) vendor
- Multi-tenancy Multi-tenant cloud + Enterprise dedicated vendor
- Encryption TLS + AES-256 vendor
- SSO / RBAC SSO/SAML on Enterprise vendor
- Versioning Flows versioned in studio vendor
- Tombstoning User-delete; GDPR DSR vendor
- Namespace primitives per-account vendor
- Forgetting policy Configurable retention vendor
- Webhooks / events Webhooks supported vendor
- Import / export Flow export vendor
- Validated verticals banks, telcos, retail, healthcare (CPaaS-broad) vendor
- Time to running <1day (CPaaS account + flow build) vendor
- Anti-fit Enterprise CPaaS-sales motion; not nimble like Vapi/Retell for indie devs vendor
- Optimised for Enterprise conversational AI on top of CPaaS vendor
- Adjacent infrastructure Vonage CPaaS; Ericsson telco infra; OpenAI / Anthropic / Google Cloud vendor
- Pros Ericsson-backed enterprise CPaaS scale; broad compliance; multi-channel. vendor
- Cons Visual / no-code-first → less programmatic depth; enterprise-sales motion. vendor
- Project & sources vonage.com/communications-apis/ai-studio; developer.vonage.com vendor
- architecture-deployment-locus cloud vendor
- licensing-bucket commercial vendor
- positioning-platform-vs-product platform vendor
- taxonomy-three-layer-rollup agent-infra repo
Related systems
References (2)
- Anthropic Claude (foundation models) depends on at runtime — adjacent-infrastructure cell: Vonage CPaaS; Ericsson telco infra; OpenAI / Anthropic / Google Cloud
- OpenAI GPT family (GPT-5 / GPT-4o / o3 / o4) depends on at runtime — adjacent-infrastructure cell: Vonage CPaaS; Ericsson telco infra; OpenAI / Anthropic / Google Cloud