# Upload a PDF file for a specific chat

**POST /upload**




## Servers
- Local development server: http://localhost:3000/api/v1 (Local development server)
- Production server: https://referspecs-backend.onrender.com/api/v1 (Production server)


## Authentication methods
- Bearer auth


## Parameters


### Query parameters
- **chatId** (string)
  The CUID of the chat to associate the uploaded file with.

### Body: multipart/form-data (object)

- **file** (string(binary))
  The PDF file to upload.


## Responses
### 200
File uploaded and record saved successfully

#### Body: application/json (object)
- **success** (boolean)

- **statusCode** (integer)

- **message** (string)

- **data** (object)


### 400
Bad Request (e.g., no file uploaded, invalid file type, file too large, missing chatId)

#### Body: application/json (object)
- **success** (boolean)

- **statusCode** (integer)

- **message** (string)


### 401
Unauthorized (User not authenticated)

#### Body: application/json (object)
- **success** (boolean)

- **statusCode** (integer)

- **message** (string)


### 500
Internal Server Error (e.g., missing blob token, upload failed, database error)

#### Body: application/json (object)
- **success** (boolean)

- **statusCode** (integer)

- **message** (string)



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