# Threads User Info by ID API

> Returns detailed Threads user profile information based on a specified user ID. Ideal for retrieving public account metadata directly through web identifiers.

Source: https://www.sandbase.ai/model/threads/web/user-info-by-id
API reference: https://www.sandbase.ai/model/threads/web/user-info-by-id/docs

## Facts

- Provider: Threads
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/threads/web/user-info-by-id`
- Price: $0.003 per call
- Free allowance: 100 calls per organization per UTC day, shared across eligible APIs
- Capabilities: api, threads
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

`POST https://api.sandbase.ai/v1/api/threads/web/user-info-by-id` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `user_id` | string | yes |  |

## FAQ

### How do I use the Threads User Info by ID API?

Send a POST request to https://api.sandbase.ai/v1/api/threads/web/user-info-by-id with your SandBase API key in the Authorization header (Bearer) and the parameters as a JSON body. You can also try it in the Playground on this page without writing code.

### How much does the Threads User Info by ID API cost?

$0.003 per call. Every organization gets 100 free calls per UTC day, shared across eligible SandBase APIs including this one; after that each call is billed at this price from your SandBase balance. There is no subscription.

### What parameters does the Threads User Info by ID API accept?

Required: user_id (string). The Parameters table and the Playground on this page list every field.

### What does the Threads User Info by ID API return?

A JSON response returned in the same HTTP request (synchronous).

### Do I need a Threads developer account or API key?

No. Threads User Info by ID runs through SandBase, so one SandBase API key covers this endpoint and every other API and model in the catalog. You do not need to apply for Threads API access separately.

## README

### Threads User Info by ID API

Fetch Threads user profile information by supplying a target `user_id`.

#### Use cases

- Retrieve Threads profile metadata using an internal account identifier.
- Inspect user profile details extracted from post interactions.
- Resolve account information across threads and user directories.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/threads/web/user-info-by-id" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"user_id": "<user_id>"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `user_id` | string | Yes | User ID, for example: 67027868801, can be obtained from user profile API or post data |

#### Notes

- The `user_id` value can be obtained from the user profile API or from post data.

#### Related APIs

- [Threads Post Detail](/model/threads/web/post-detail): Returns detailed information for a specific Threads post using its numeric ID.
- [Threads Post Detail (V2)](/model/threads/web/post-detail-v2): Returns detailed information for a specific Threads post.
- [Threads Profile Search](/model/threads/web/search-profiles): Searches Threads user profiles based on a specified text query string.