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POST
/
api
/
v1
/
upload
/
preview
Preview CSV or Excel file before upload
curl --request POST \
  --url https://api.example.com/api/v1/upload/preview \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: multipart/form-data' \
  --form file='@example-file'
{
  "filename": "<string>",
  "file_type": "csv",
  "message": "<string>",
  "csv_info": {
    "row_count": 123,
    "column_count": 123,
    "columns": [
      "<string>"
    ],
    "sample_data": [
      {}
    ]
  },
  "sheets": {},
  "total_sheets": 123
}

Documentation Index

Fetch the complete documentation index at: https://docs.bavlio.com/llms.txt

Use this file to discover all available pages before exploring further.

Authorizations

​
Authorization
string
header
required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

multipart/form-data
​
file
file
required

CSV or Excel file to preview

Response

Successful Response

Unified preview response for CSV and Excel files.

This model supports both CSV and Excel file previews through a single endpoint. The file_type field determines which optional fields are populated.

​
filename
string
required

Name of the uploaded file

​
file_type
enum<string>
required

Type of file uploaded

Available options:
csv,
excel
​
message
string
required

Success or informational message

​
csv_info
CSVInfo · object

CSV file information (only populated for CSV files)

​
sheets
Sheets · object

Information about each sheet in the Excel file (only populated for Excel files)

​
total_sheets
integer | null

Total number of sheets in the Excel file (only populated for Excel files)