The modern voice agent
development platform

iProsper.io is a code-first ecosystem to get from zero—to your first agent—to your best agent, in record time.

Real-time voice processing

Experience ultra-low latency voice interactions powered by state-of-the-art audio processing technology.

Listen to real-time voice synthesis

Start from anywhere. We'll meet you there

Bring your own code, start with a url, or even a prompt. iProsper.io meets you where you are and gets you live fast. All roads lead to a code file that's written in the Line SDK, so you can use the ecosystem to iterate.

Bring-your-own reasoning

Bring the full complexity of your existing production-grade reasoning system or start anew.

Using Line's public SDK, you can quickly turn your knowledgeable text chatbot into a voice agent or start from a clean, easy foundation. Connect to any LLM system and tool call backends you want.

Templates

Jumpstart a new voice agent with ready-made templates.

Get started fast with our pre-built agent templates for common use cases. Each template is fully customizable and built on the Line SDK foundation.

Text-to-Agent

Get to a v0 voice agent—with its code—through just a sentence.

Describe what you want your agent to do in plain English, and we'll generate a working voice agent with full source code that you can customize and deploy.

() => {}

const

async

Built for any Industry

Unlike cookie cutter ai voice agents our agents are custom built for your brand

Lightning fast deployment

From local development to production in minutes. Our platform handles scaling, monitoring, and reliability.

Full customization

Every aspect of your agent is under your control. Custom reasoning, integrations, and behavior patterns.

Enterprise ready

Built for scale with enterprise security, compliance, and support. Trusted by teams building production agents.

~/my-voice-agent

import { Agent } from "@cartesia/line-sdk"; const agent = new Agent({ voice: "cartesia:sonic-english", model: "gpt-4", instructions: `You are a helpful assistant that can answer questions about our products and help schedule demos.`, tools: [scheduleDemo, getProductInfo] }); agent.start();

Complete voice agent ecosystem

From development to deployment, iProsper.io provides 1000+ integration you need to build, test, and scale production-ready voice agents.

Voice agent ecosystem showing components and connections

Ready to build your voice agent?

Join thousands of developers building the future of voice AI with Line.

The modern voice agentdevelopment platform