Azure OpenAI Service

by Microsoft

OpenAI models on Azure infrastructure

Pricing

Pay-per-token via Azure

Difficulty

beginner

Time to Start

2 hours

Privacy

high

Free Tier

Azure free account: $200 credits for 30 days; OpenAI models included

Limits: Free: $200 Azure credits (30 days); pay-per-use after; enterprise agreements available

When to upgrade: Trial expiration; higher rate limits; PTU (Provisioned Throughput); enterprise compliance; private endpoints

Enterprise-grade OpenAI models; Azure-integrated AI; compliant AI deployment; content filtering

Type: api

Offline: No

API: Yes

Languages: Multilingual (same as OpenAI models)

Integrations: Azure ecosystem, Microsoft 365, Power Platform, Dynamics 365, Azure AI Studio, LangChain

Enterprise developersMicrosoft ecosystem companiesregulated industriesgovernment

Textimagesaudioembeddings

API responses (OpenAI-compatible)streamingbatch

by Anthropic

Claude models via API

Free: Free: $5 initial credits; rate-limited; all Claude models accessible

by Google Cloud

Enterprise ML/AI platform with Gemini models

Free: $300 Google Cloud free trial credits; Gemini API free tier via AI Studio (1,500 req/day)

by AWS

Managed access to multiple foundation models

Free: AWS Free Tier: limited model usage for first 2 months; varies by model