Microsoft

Azure-powered speech, vision, and enterprise AI

Voice AILLMsEnterpriseInfrastructureFeatured Vendor

About

Microsoft Azure delivers comprehensive speech AI through Azure Cognitive Services, from real-time voice conversations with Azure Voice Live to zero-shot voice cloning with VALL-E. Combined with Copilot, Phi, and the Azure AI portfolio, Microsoft powers enterprise-scale AI deployments.

Products (6)

Conversational AI

Azure Voice Live

Preview

Real-time multimodal voice agent with Azure AI integration, tool use, and enterprise SSO.

Speech Platform

Azure Speech Services

Enterprise speech SDK with custom neural voice, real-time transcription, and pronunciation assessment.

Voice Cloning

VALL-E

Research

Zero-shot text-to-speech synthesis model that can clone a voice from a 3-second sample.

LLMs

Phi-3

Small language models optimized for on-device and edge deployment with strong reasoning.

AI Assistant

Microsoft Copilot

Integrated assistant spanning Microsoft 365, Windows, and developer tools.

ML Platform

Azure OpenAI Service

Enterprise access to OpenAI models with Azure security, compliance, and regional data residency.

Voice Models (5)

View all

Azure Voice Live API

vm-ms-001

Azure Speech Services

vm-ms-002

VALL-E

vm-ms-003

Phi Voice

vm-ms-004

Azure Custom Neural Voice

vm-ms-005

Recent Updates

2026-03-05Feature

API v2 Release

Major API update with improved rate limits and new endpoints.

2026-02-18Improvement

Performance Optimization

Reduced average response latency by 20% across all models.

2026-02-01Fix

SDK Bug Fix

Fixed timeout handling in Python and Node.js SDKs.

Quick Stats

Products6

Voice Models5

Integrations0

StatusActive

Certifications

SOC 2 Type II

Community Rating

4.5

200 reviews

Reliability

4.4

Performance

4.5

Support

4.3

Documentation

4.4

Pricing

Free

Rate-limited API
Community support
Standard models

Pro

Popular

Pay-as-you-go

Higher rate limits
All models
Email support

Enterprise

Custom

Unlimited
On-prem option
Dedicated support

Integration Status

REST API

Connected

Python SDK

Connected

LangChain

Available

Webhook Events

Coming Soon

Strengths

Voice AI

LLMs

Enterprise

Infrastructure

Resources

Azure AI Documentation

Documentation

Microsoft AI GitHub

GitHub

Azure AI Blog

Blog

Speech API Reference

API Reference

Azure Pricing

Pricing

Browse All Voice Models

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