---
title: "ReasoningItem"
---

Reasoning output item with signature and format extensions


## Fields

| Field                                                                                      | Type                                                                                       | Required                                                                                   | Description                                                                                | Example                                                                                    |
| ------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------------------------ | ------------------------------------------------------------------------------------------ |
| `content`                                                                                  | List[[components.ReasoningTextContent](../components/reasoningtextcontent.mdx)]             | :heavy_minus_sign:                                                                         | N/A                                                                                        |                                                                                            |
| `encrypted_content`                                                                        | *OptionalNullable[str]*                                                                    | :heavy_minus_sign:                                                                         | N/A                                                                                        |                                                                                            |
| `id`                                                                                       | *str*                                                                                      | :heavy_check_mark:                                                                         | N/A                                                                                        |                                                                                            |
| `status`                                                                                   | [Optional[components.ReasoningItemStatusUnion]](../components/reasoningitemstatusunion.mdx) | :heavy_minus_sign:                                                                         | N/A                                                                                        |                                                                                            |
| `summary`                                                                                  | List[[components.ReasoningSummaryText](../components/reasoningsummarytext.mdx)]             | :heavy_check_mark:                                                                         | N/A                                                                                        |                                                                                            |
| `type`                                                                                     | [components.ReasoningItemType](../components/reasoningitemtype.mdx)                         | :heavy_check_mark:                                                                         | N/A                                                                                        |                                                                                            |
| `format_`                                                                                  | [OptionalNullable[components.ReasoningFormat]](../components/reasoningformat.mdx)           | :heavy_minus_sign:                                                                         | N/A                                                                                        | unknown                                                                                    |
| `signature`                                                                                | *OptionalNullable[str]*                                                                    | :heavy_minus_sign:                                                                         | N/A                                                                                        |                                                                                            |