---
title: "Thread"
url: "https://kongair.terwilligar.com/apis/openai-api-2-3-0/versions/ea92d048-c746-4ead-a6a8-da28d93137d1/schemas/ThreadObject"
---

> Full API specification: https://kongair.terwilligar.com/apis/openai-api-2-3-0/versions/ea92d048-c746-4ead-a6a8-da28d93137d1.md

# Thread

Represents a thread that contains [messages](/docs/api-reference/messages).

## OpenAPI definition

```yaml
openapi: 3.0.0
info:
  title: OpenAI API
  version: 2.3.0
servers:
  - url: https://api.openai.com/v1
components:
  schemas:
    Metadata:
      type: object
      description: >
        Set of 16 key-value pairs that can be attached to an object. This can be

        useful for storing additional information about the object in a
        structured

        format, and querying for objects via API or the dashboard. 


        Keys are strings with a maximum length of 64 characters. Values are
        strings

        with a maximum length of 512 characters.
      additionalProperties:
        type: string
      x-oaiTypeLabel: map
      nullable: true
    ThreadObject:
      type: object
      title: Thread
      description: Represents a thread that contains
        [messages](/docs/api-reference/messages).
      properties:
        id:
          description: The identifier, which can be referenced in API endpoints.
          type: string
        object:
          description: The object type, which is always `thread`.
          type: string
          enum:
            - thread
          x-stainless-const: true
        created_at:
          description: The Unix timestamp (in seconds) for when the thread was created.
          type: integer
        tool_resources:
          type: object
          description: >
            A set of resources that are made available to the assistant's tools
            in this thread. The resources are specific to the type of tool. For
            example, the `code_interpreter` tool requires a list of file IDs,
            while the `file_search` tool requires a list of vector store IDs.
          properties:
            code_interpreter:
              type: object
              properties:
                file_ids:
                  type: array
                  description: >
                    A list of [file](/docs/api-reference/files) IDs made
                    available to the `code_interpreter` tool. There can be a
                    maximum of 20 files associated with the tool.
                  default: []
                  maxItems: 20
                  items:
                    type: string
            file_search:
              type: object
              properties:
                vector_store_ids:
                  type: array
                  description: >
                    The [vector store](/docs/api-reference/vector-stores/object)
                    attached to this thread. There can be a maximum of 1 vector
                    store attached to the thread.
                  maxItems: 1
                  items:
                    type: string
          nullable: true
        metadata:
          $ref: "#/components/schemas/Metadata"
      required:
        - id
        - object
        - created_at
        - tool_resources
        - metadata
      x-oaiMeta:
        name: The thread object
        beta: true
        example: |
          {
            "id": "thread_abc123",
            "object": "thread",
            "created_at": 1698107661,
            "metadata": {}
          }
```