realtime

Realtime

Voice Agent Platform

Voice Agent Platform is a realtime capability available through Vapi on Aweb. Build and deploy AI voice agents with real-time call handling and analytics. Access it through a single unified API with automatic failover and intelligent routing.

Try Voice Agent PlatformAPI docs

Best for

Highest quality

Vapi

Premium tier

Contract

Max Latency5000ms

Providers (1)

ProviderScoreQualityPricing
VapiDEFAULT
95premiumstandard

Quick start

Call Voice Agent Platform through Alfred — automatic provider selection, failover, and load balancing included.

cURL

curl -X POST https://api.alfred-ai.app/v1/execute \
  -H "Authorization: Bearer $ALFRED_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "capability": "realtime.voice-agent",
    "input": { "prompt": "Hello world" }
  }'

TypeScript

import { Alfred } from '@alfred/core';

const alfred = new Alfred({ apiKey: process.env.ALFRED_API_KEY });

// Alfred automatically selects the best provider
const result = await alfred.execute({
  capability: 'realtime.voice-agent',
  input: { prompt: 'Hello world' },
});

console.log(result.output);

Orchestration pipeline

import { Alfred } from '@alfred/core';

const alfred = new Alfred({ apiKey: process.env.ALFRED_API_KEY });

// Multi-step pipeline with automatic failover
const result = await alfred.orchestrate({
  steps: [
    { id: 'step1', capability: 'realtime.voice-agent', input: { prompt: 'Hello world' } },
    { id: 'step2', capability: 'llm.chat', dependsOn: ['step1'],
      input: { prompt: 'Summarize: $step1.output' } },
  ],
});

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Getting started →API reference →All providers →All capabilities →