# Instagram Similar Users (V2) API

> Returns recommended similar accounts based on Instagram's recommendation algorithm. Accepts an Instagram username or numeric user ID.

Source: https://www.sandbase.ai/apis/instagram/v2/similar-users
API reference: https://www.sandbase.ai/apis/instagram/v2/similar-users/docs

## Facts

- Provider: Instagram
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/instagram/v2/similar-users`
- Price: $0.003 per call
- Free allowance: 100 calls per organization per UTC day, shared across eligible APIs
- Capabilities: api, instagram
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

`POST https://api.sandbase.ai/v1/api/instagram/v2/similar-users` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `user_id` | string | no |  |
| `username` | string | no |  |

## FAQ

### How do I use the Instagram Similar Users (V2) API?

Send a POST request to https://api.sandbase.ai/v1/api/instagram/v2/similar-users 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 Instagram Similar Users (V2) 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 Instagram Similar Users (V2) API accept?

No parameters are required. Optional: user_id (string) and username (string). The Parameters table and the Playground on this page list every field.

### What does the Instagram Similar Users (V2) API return?

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

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

No. Instagram Similar Users (V2) 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 Instagram API access separately.

## README

### Instagram Similar Users (V2) API

Use this endpoint to retrieve recommended accounts similar to a target profile using `username` or `user_id`.

#### Use cases

- Discover comparable influencer accounts for brand partnerships.
- Explore related profiles within a specific niche or community.
- Automate competitor audience and account discovery.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/instagram/v2/similar-users" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `user_id` | string | No | User ID (either username or user_id required) |
| `username` | string | No | Username (either username or user_id required) |

#### Notes

- Either `user_id` or `username` must be provided.

#### Related APIs

- [Instagram Comment Replies (V2)](/model/instagram/v2/comment-replies): Retrieves a paginated list of replies to an Instagram comment using the post URL or shortcode and the target comment ID.
- [Instagram General Search (V2)](/model/instagram/v2/general-search): Returns Instagram search results matching a specified keyword, including media items, user profiles, and engagement statistics.
- [Instagram Hashtag Posts (V2)](/model/instagram/v2/hashtag-posts): Returns posts associated with a specific hashtag.