# AWS Bedrock vs Azure OpenAI: which managed LLM cloud wins in 2026?

**Source:** https://promtable.com/compare/aws-bedrock-vs-azure-openai

> AWS Bedrock wins on model breadth (Claude, Llama, Mistral, Cohere, Stability, multimodal) and AWS-native infra. Azure OpenAI wins on OpenAI-specific features (GPT-4o, GPT-5, o-series), Azure integration, and enterprise governance. Pick Bedrock for multi-model AWS stacks, Azure OpenAI for OpenAI-stack Microsoft customers.

---
AWS Bedrock wins on model breadth (Claude, Llama, Mistral, Cohere, Stability, multimodal) and AWS-native infra. Azure OpenAI wins on OpenAI-specific features (GPT-4o, GPT-5, o-series), Azure integration, and enterprise governance. Pick Bedrock for multi-model AWS stacks, Azure OpenAI for OpenAI-stack Microsoft customers.

## At a glance

| Dimension | AWS Bedrock | Azure OpenAI |
|---|---|---|
| Model menu | **Claude, Llama, Mistral, Cohere, Stability, Amazon Nova, more** ✓ | OpenAI-only (GPT, o-series, DALL-E, Whisper, embeddings) |
| OpenAI flagship access | No (Azure-exclusive) | **Yes — GPT-4o, GPT-5, o-series first-class** ✓ |
| Cloud integration | AWS-native (IAM, KMS, VPC, CloudWatch) | Azure-native (Entra ID, Key Vault, VNet, App Insights) |
| Data residency | AWS regions worldwide | Azure regions worldwide |
| Provisioned throughput | Yes | Yes (PTU) |
| Enterprise governance | Mature — Bedrock Guardrails, Knowledge Bases | Mature — Content filters, Azure AI Studio |
| Custom models / fine-tune | Yes — Bedrock Custom Models | Yes — Azure OpenAI fine-tuning |
| Pricing model | Per-token + provisioned | Per-token + PTU |
| Best for | Multi-model AWS stacks, multimodal, breadth | OpenAI-only Microsoft Azure customers |

## Verdict

AWS Bedrock is the right pick for multi-model AWS stacks — Claude, Llama, Mistral, Cohere, Stability, Amazon Nova all behind one IAM-controlled API. Azure OpenAI is the right pick for Microsoft / Azure customers needing OpenAI's flagship models (GPT-4o, GPT-5, o-series) in their compliance perimeter. Many large enterprises use both: Bedrock for Claude / Llama / multimodal, Azure for OpenAI flagship + Microsoft 365 Copilot integration.

## When to pick which

- **AWS Bedrock** — Multi-model AWS stacks, Claude / Llama / multimodal, AWS-native compliance.
- **Azure OpenAI** — OpenAI flagship (GPT / o-series), Azure-native compliance, M365 integration.

## FAQ

### OpenAI in Bedrock?

No — OpenAI flagship is Azure-exclusive among the hyperscalers.

### Best for Claude?

AWS Bedrock — Claude is Bedrock's flagship partner.

### Multimodal?

Bedrock — Stability, Amazon Nova, Claude multimodal all in one.

## Related

- [/compare/anthropic-vs-openai](https://promtable.com/compare/anthropic-vs-openai)
- [/glossary/provisioned-throughput](https://promtable.com/glossary/provisioned-throughput)
- [/glossary/managed-service](https://promtable.com/glossary/managed-service)

*Last updated: 2026-06-01*
---

Original page: https://promtable.com/compare/aws-bedrock-vs-azure-openai
Maintained by Promtable (https://promtable.com). Content: CC BY 4.0. Cite as "Promtable — https://promtable.com/compare/aws-bedrock-vs-azure-openai".
Contact: info@vibecodingturkey.com.