EU Data Residency for AI APIs: What OpenAI, Azure, Bedrock, Vertex, Mistral and Claude Charge in 2026

Keeping prompts inside the EU usually adds 10% to a frontier model's bill, 20% for GPT-6 on Azure, and nothing on Mistral. We read every vendor's… Aliteq Tensor · Local AI & Automation Editor

EU data residency for AI APIs usually costs 10% more than the same model's global price. That holds for OpenAI's EU endpoint, Claude on AWS Bedrock or Google Cloud, and Gemini's non-global…

gpt-6-sol: $2.20 in and $11 out per million tokens on OpenAI's EU endpoint, $2.40 and $12 on Azure's EU Data Zone, against $2 and $10 globally

Claude Sonnet 5 in the EU: $2.20 and $11 on Bedrock or Vertex; not available on Anthropic's own API

OpenAI's EU residency needs sales approval; Azure, Bedrock and Google Cloud are self-serve

The catches: no EU batch price for GPT-6, EEA plus Switzerland at OpenAI, system data excluded

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