Real-time Voice AI. Built to Scale.

Real-time voice agents that pass the Turing test -powered by natural, fast, and accurate voice models

Real-time Voice AI. Built to Scale.

Real-time voice agents that pass the Turing test -powered by natural, fast, and accurate voice models

Real-time Voice AI. Built to Scale.

Real-time voice agents that pass the Turing test -powered by natural, fast, and accurate voice models

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Calls made by leading businesses across the globe

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Calls made by leading businesses across the globe

Smallest AI thesis

AI scaling isn’t true intelligence. ASI uses many small, specialized models that coordinate, learn continuously.

Intelligence has a new definition

Specialisation is a superpower

Small models, Infinite potential

Bigger isn’t always better. By separating reasoning from memory and operating on compressed representations, small models can achieve capabilities once reserved for massive systems. They are faster, more efficient, and deployable anywhere—from edge devices to real-time applications. With access to external memory and tools, their potential becomes effectively unbounded, combining efficiency with scale in a way that redefines what AI systems can achieve.

Specialisation Is a Superpower

The most capable systems aren’t the ones that know everything—they’re the ones that adapt fastest. Instead of relying on static knowledge baked into parameters, modern architectures learn continuously from interaction, specialising in real time. This ability to focus only on what matters enables faster reasoning, better decisions, and more efficient performance in any domain. Intelligence isn’t just scale—it’s the ability to evolve with use.

World Models for Voice

Intelligence is no longer about processing text—it’s about understanding real-world signals. Voice is continuous, temporal, and rich with meaning beyond words, and systems built on text pipelines fail to capture that. A new class of models treats voice as the native modality, reasoning over compressed latent representations in real time. By aligning with how humans actually listen, think, and respond, intelligence becomes fluid, responsive, and truly conversational.

Smallest AI thesis

AI scaling isn’t true intelligence. ASI uses many small, specialized models that coordinate, learn continuously.

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Specialisation Is a Superpower

The most capable systems aren’t the ones that know everything—they’re the ones that adapt fastest. Instead of relying on static knowledge baked into parameters, modern architectures learn continuously from interaction, specialising in real time. This ability to focus only on what matters enables faster reasoning, better decisions, and more efficient performance in any domain. Intelligence isn’t just scale—it’s the ability to evolve with use.

World Models for Voice

Intelligence is no longer about processing text—it’s about understanding real-world signals. Voice is continuous, temporal, and rich with meaning beyond words, and systems built on text pipelines fail to capture that. A new class of models treats voice as the native modality, reasoning over compressed latent representations in real time. By aligning with how humans actually listen, think, and respond, intelligence becomes fluid, responsive, and truly conversational.

Intelligence Has a New Definition

Specialisation Is a Superpower

Small Models, Infinite Potential

Production-ready models built from scratch

We built the full voice stack from scratch — speech, synthesis, and agents, all outperforming larger models at 45ms latency.

Production-ready models built from scratch

We built the full voice stack from scratch — speech, synthesis, and agents, all outperforming larger models at 45ms latency.

Production-ready models built from scratch

We built the full voice stack from scratch — speech, synthesis, and agents, all outperforming larger models at 45ms latency.

STT

Pulse

Industry-grade transcription across 38 languages. Built for production.

SLM

Electron

Built for speed, efficiency, and real-world deployment.

TTS

Lightning

The world's fastest hyper-realistic TTS. First byte in 100ms, 30+ languages.

S2S

Hydra

The world's first full duplex multimodal voice model.

S2S

Hydra

The world's first full duplex multimodal voice model.

The agentic platform for every use case.

Configure your agent, pick your voice, set your languages, and go live — all from a single interface built for production

The agentic platform for every use case.

Configure your agent, pick your voice, set your languages, and go live — all from a single interface built for production

The agentic platform for every use case.

Configure your agent, pick your voice, set your languages, and go live — all from a single interface built for production

Agents

Playground

Agents

Playground

Agents

Playground

Certified & Compliant

Guarding your data with enterprise security

Certified & Compliant

Guarding your data with enterprise security

Proactive Defense

Anticipating threats before they emerge, thanks to our advanced monitoring.

Proactive Defense

Anticipating threats before they emerge, thanks to our advanced monitoring.

Proactive Defense

Anticipating threats before they emerge, thanks to our advanced monitoring.

APIs

One API. Every voice use case.

The full power of the platform, accessible via a clean, well-documented API. Build exactly what your product needs.

APIs

One API. Every voice use case.

The full power of the platform, accessible via a clean, well-documented API. Build exactly what your product needs.

01import { writeFileSync } from "fs";02 03const res = await fetch(04 "https:">//api.smallest.ai/waves/v1/lightning-v3.1/get_speech",05 {06 method: "POST",07 headers: {08 Authorization: "Bearer YOUR_API_KEY",09 "Content-Type": "application/json",10 },11 body: JSON.stringify({12 text: "Modern problems require modern solutions.",13 voice_id: "magnus",14 sample_rate: 44100,15 output_format: "wav",16 }),17 },18);19 20writeFileSync("output.wav", Buffer.from(await res.arrayBuffer()));21console.log("Saved to output.wav");
01import { writeFileSync } from "fs";02 03const res = await fetch(04 "https:">//api.smallest.ai/waves/v1/lightning-v3.1/get_speech",05 {06 method: "POST",07 headers: {08 Authorization: "Bearer YOUR_API_KEY",09 "Content-Type": "application/json",10 },11 body: JSON.stringify({12 text: "Modern problems require modern solutions.",13 voice_id: "magnus",14 sample_rate: 44100,15 output_format: "wav",16 }),17 },18);19 20writeFileSync("output.wav", Buffer.from(await res.arrayBuffer()));21console.log("Saved to output.wav");