> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs-beta.getzep.com/v3/sdk-reference/thread/start-a-new-thread/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs-beta.getzep.com/_mcp/server.

# Start a new thread.

POST https://api.getzep.com/api/v2/threads
Content-Type: application/json

Start a new thread.

Reference: https://docs-beta.getzep.com/sdk-reference/thread/start-a-new-thread

## Request

### Body (application/json)

This endpoint expects a models.CreateThreadRequest.

- `thread_id` (string, required) — The unique identifier of the thread.
- `user_id` (string, required) — The unique identifier of the user associated with the thread

## Response

### 201

The thread object.

- `created_at` (string, optional)
- `graph_uuid` (string, optional) — GraphUUID is the graphs.uuid of the owning user's graph (spec-3 section 13.5).
- `project_uuid` (string, optional)
- `thread_id` (string, optional)
- `user_id` (string, optional)
- `user_uuid` (string, optional)
- `uuid` (string, optional)

## Errors

### 400 Bad Request Error

Bad Request

- `message` (string, optional)

### 500 Internal Server Error

Internal Server Error

- `message` (string, optional)

## Examples

**Request**

```json
{
  "thread_id": "string",
  "user_id": "string"
}
```

**Response**

```json
{
  "created_at": "string",
  "graph_uuid": "string",
  "project_uuid": "string",
  "thread_id": "string",
  "user_id": "string",
  "user_uuid": "string",
  "uuid": "string"
}
```