# Zhihu Similar Column Recommendations API

> Returns recommended similar columns and articles for a specified Zhihu article ID, with support for pagination limits and offsets.

Source: https://www.sandbase.ai/apis/zhihu/web/column-recommend
API reference: https://www.sandbase.ai/apis/zhihu/web/column-recommend/docs

## Facts

- Provider: Zhihu
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/zhihu/web/column-recommend`
- Price: $0.0015 per call
- Free allowance: 100 calls per organization per UTC day, shared across eligible APIs
- Capabilities: api, zhihu
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

`POST https://api.sandbase.ai/v1/api/zhihu/web/column-recommend` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `article_id` | string | yes |  |
| `limit` | string | no |  |
| `offset` | string | no |  |

## FAQ

### How do I use the Zhihu Similar Column Recommendations API?

Send a POST request to https://api.sandbase.ai/v1/api/zhihu/web/column-recommend 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 Zhihu Similar Column Recommendations API cost?

$0.0015 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 Zhihu Similar Column Recommendations API accept?

Required: article_id (string). Optional: limit (string) and offset (string). The Parameters table and the Playground on this page list every field.

### What does the Zhihu Similar Column Recommendations API return?

A JSON response returned in the same HTTP request (synchronous). The README on this page includes a sample response.

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

No. Zhihu Similar Column Recommendations 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 Zhihu API access separately.

## README

### Zhihu Similar Column Recommendations API

Retrieve recommended columns and related content based on a Zhihu article by passing its `article_id`.

#### Use cases

- Displaying related Zhihu columns alongside article content.
- Discovering relevant topics and publications based on an article ID.
- Building recommendation feeds for reading interfaces.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/api/zhihu/web/column-recommend" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"article_id": "669214677"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `article_id` | string | Yes | Article ID |
| `limit` | string | No | Number of columns per page |
| `offset` | string | No | Offset |

#### Example response

Real response for the request above, trimmed to the main fields. User names and long IDs are masked.

```json
{
  "data": [
    {
      "article": {
        "article_type": "normal",
        "bar_plugins_flip_time": 3000,
        "content_need_truncated": false,
        "id": "24803672",
        "image_url": "https://pica.zhimg.com/v2-4cc88e957c3b9c3512462ee84327b108_720w.jpg?source=172ae18b",
        "title": "又被父母逼着返乡工作了吧？！"
      }
    }
  ]
}
```

#### Notes

- Use `limit` to specify the number of columns returned per request.
- Use `offset` to page through recommendation results.

#### Related APIs

- [Zhihu AI Search Stream](/model/zhihu/web/ai-search-stream): Returns streaming AI search results from Zhihu based on a query prompt.
- [Zhihu Answer Details](/model/zhihu/web/answer-detail): Retrieves detailed information for a specific Zhihu answer using its numeric ID, including answer text, timestamps, and share links.
- [Zhihu Article Search](/model/zhihu/web/article-search-v3): Search Zhihu articles and answers by keyword and get titles, excerpts, authors, vote and comment counts, with sorting, content type and time filters plus offse…