> ## Documentation Index
> Fetch the complete documentation index at: https://support.myapps.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# RAG Search API

> Search for embeddings relevant to a query in a list of uploaded files.

### Request Body

**Content-Type**: `application/json`

```json theme={null}
{
  "query": "string",      // Query for which to get related chunks and embeddings
  "file_ids": ["string"], // Array of file UUIDs to search in
  "k": 3                  // Optional: Number of related chunks to return (default: 3)
}
```

### Authentication

Before making requests to the AI Tutor RAG API, you need to obtain your API key from your dashboard.

### Example Request

```javascript theme={null}
const res = await fetch("https://rag-api-llm.up.railway.app/embeddings", {
  method: "POST",
  headers: {
    "Content-Type": "application/json",
    "authorization": apiKey,
  },
  body: JSON.stringify({
    query: "search query",
    file_ids: ["939b2cd7-56d5-4c44-b491-14bfc202e9a0"]
  }),
});
```

### Response

```json theme={null}
{
  "success": true,
  "documents": [
    {
      "content": "my name is jon.",
      "file_id": "939b2cd7-56d5-4c44-b491-14bfc202e9a0",
      "score": "0.273"
    }
  ]
}
```

### Request Parameters

| Name      | Required | Type    | Description                                                         |
| --------- | -------- | ------- | ------------------------------------------------------------------- |
| query     | Yes      | string  | Query for which to get related chunks and embeddings                |
| file\_ids | Yes      | array   | Array of file UUIDs to search in. Must contain at least one file ID |
| k         | No       | integer | Number of related chunks to return. Default: 3                      |

### Error Responses

```json theme={null}
{
  "success": false,
  "error": {
    "message": "Invalid API key provided",
    "code": "unauthorized"
  }
}
```

```json theme={null}
{
  "success": false,
  "error": {
    "message": "No file IDs provided",
    "code": "invalid_request"
  }
}
```