# Amazon Bedrock adds reasoning summaries for OpenAI models

> Developers can now request a human‑readable summary of how OpenAI models reason, via Bedrock’s Responses API.

Oossa · 2026-10-09 · https://oossa.com/en/amazon-bedrock-adds-reasoning-summaries-for-openai-models

Amazon Bedrock now supports the reasoning.summary parameter for OpenAI models. The feature returns a readable summary of the model’s thought process together with its answer. It works for all OpenAI models in every AWS Region where they are offered, including in‑Region and cross‑Region inference. The summary appears in the summary array of the reasoning output item.

## The facts

- Published on 2026-10-09
- Available for all OpenAI models on Amazon Bedrock

## Why it matters

Developers can see why a model gave a particular answer, making debugging and user transparency easier.

## Sources & references

1. [Amazon Bedrock now supports reasoning summaries for OpenAI models](https://aws.amazon.com/about-aws/whats-new/2026/10/amazon-bedrock-reasoning-summaries-openai/) – AWS, 2026-10-09

Last updated: 2026-10-09