Inworld AI
Realtime voice AI infrastructure for building scalable interactive applications, offering top-ranked TTS, model-agnostic Agent Runtime, intelligent routing, and observability to deploy voice agents for games, companions, and enterprises.
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Key Features
Realtime TTS
Inworld TTS-1.5 with sub-200ms latency, cloning from seconds of audio, and emotion control.
Agent Runtime
Model-agnostic orchestration for LLMs, TTS, STT with observability and tool integrations.
Model Routing
Intelligent routing to optimal models for latency, cost, and quality trade-offs.
Voice Customization
Instant cloning, pre-built voices, pace/emotion adjustments, and non-verbal sound support.
Engine Integrations
Native Unity and Unreal plugins for realtime AI characters and NPCs.
Enterprise Security
SOC 2 Type II, GDPR support, zero-data retention option and HIPAA readiness.
Scalable Infrastructure
Server-side control and orchestration to support millions of concurrent users.
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Why Choose Inworld AI
Realtime Voice Quality:
Top-ranked TTS with sub-200ms latency, voice cloning and emotion control for natural interactions.End-to-End Stack:
Unified platform combining proprietary models, routing, observability, and orchestration for vertical optimization.Proven Scalability:
Designed to handle millions of users and trusted by major game partners.Developer Tools:
Simple API, Unity/Unreal plugins, server control, and built-in A/B testing accelerate development.
Pricing
Inworld AI uses usage-based pricing with no flat monthly fee. Key rates: Inworld TTS-1.5 Mini $5 per 1M characters, TTS-1.5 Max $10 per 1M characters, STT $0.15/hour. Realtime API LLM usage billed at underlying model rates; enterprise and on-prem solutions require sales contact.
About Inworld AI
Realtime voice AI infrastructure for building scalable interactive applications, offering top-ranked TTS, model-agnostic Agent Runtime, intelligent routing, and observability to deploy voice agents for games, companions, and enterprises.
What Inworld AI Does
Inworld AI delivers realtime generative voice models and an Agent Runtime so developers can build interactive, emotionally responsive voice agents that scale. The platform prioritizes low-latency TTS, voice cloning, and real-time orchestration for consumer-facing experiences.
The service provides model-agnostic routing across LLMs and speech models, built-in observability, A/B testing, game engine plugins (Unity/Unreal), and server-side moderation. It integrates TTS, STT, and LLMs to optimize cost, latency, and quality.
Common use cases include AI NPCs in games, AI companions, educational tutors, wellness coaches, and enterprise voice agents for support and automation.
Pros & Cons
Realtime Performance
Top-ranked TTS with sub-200ms latency and cost advantages versus incumbents.
Integrated Stack
Proprietary models plus orchestration and routing in one platform for tighter optimization.
At-Scale Proven
Used by high-DAU apps and major game partners for production deployments.
Model Flexibility
Access to hundreds of LLMs and easy swapping for cost or latency gains.
Cost Variability
Usage-based billing can cause significant cost spikes with high engagement.
Enterprise Pricing
Custom enterprise plans require sales contact and lack upfront public pricing.
Realtime Focus
Optimized for realtime voice/interactive apps; less ideal for non-realtime ticket workflows.
Frequently Asked Questions
No. Inworld AI powers games and also AI companions, developer assistants, education, health and wellness, interactive media, and enterprise voice agents across consumer and enterprise use cases.
Inworld AI uses usage-based pricing. TTS rates: Inworld TTS-1.5 Mini $5 per 1M characters, TTS-1.5 Max $10 per 1M characters; STT $0.15/hour. Realtime API LLM calls billed at underlying model rates; enterprise pricing is custom.
Yes. Inworld provides provider-agnostic routing to hundreds of models, enabling use of OpenAI, Anthropic, Google, Mistral, xAI and others via the Realtime API.
Inworld implements a zero-trust framework, SOC 2 Type II, GDPR with a zero-data retention option, HIPAA support, and preparation guidance for the EU AI Act for enterprise deployments.
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