AWS / update detail

OpenAI GPT-5.4 and GPT-5.5 models now available in US East (N. Virginia) on Amazon Bedrock

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AWS·4 days ago · Jun 11, 2026, 12:12 AMFeatureAI-assisted summary

OpenAI GPT-5.4 and GPT-5.5 models now available in US East (N. Virginia) on Amazon Bedrock

Summary

GPT-5.4 and GPT-5.5 are now available in the US East (N. Virginia) region on Amazon Bedrock.
Both models support a 272K‑token context window, text and image inputs, server‑side/client‑side tool calling, projects, and response streaming via the Responses API.
They enable advanced reasoning, coding, document workflows, and long‑running agentic tasks for generative AI applications.

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AWS / update detail

OpenAI GPT-5.4 and GPT-5.5 models now available in US East (N. Virginia) on Amazon Bedrock

Official AWS changelog summary with source attribution, release tags, and community reactions.

Track this AWS release note alongside related changelog updates, risky changes, and weekly digest signals from the developer community.

AWS·4 days ago · Jun 11, 2026, 12:12 AMFeatureAI-assisted summary

OpenAI GPT-5.4 and GPT-5.5 models now available in US East (N. Virginia) on Amazon Bedrock

Summary

GPT-5.4 and GPT-5.5 are now available in the US East (N. Virginia) region on Amazon Bedrock.
Both models support a 272K‑token context window, text and image inputs, server‑side/client‑side tool calling, projects, and response streaming via the Responses API.
They enable advanced reasoning, coding, document workflows, and long‑running agentic tasks for generative AI applications.