Excel Importer as an API

Clean, validate, and route spreadsheets automatically

Configure import rules once, then accept files from any team or customer. Clean data lands in API Spreadsheets—or your destinations—without manual effort.

Set Up an Import Flow See Import Examples

How to Build an Excel Importer

Configure once, accept files everywhere

01

Configure Import Rules

Define column mapping, validation, deduping, and destinations in the dashboard.

Import Preset: Customers_v2

Column Mapping

Email→ email

Full Name→ name

Joined→ created_at

Validation & Routing

required: email, name

normalize: trim, lower(email), date(tz=UTC)

dedupe on: email

API Spreadsheets Warehouse

02

Send Files to the API

POST user-uploaded Excel/CSV files to your import endpoint from apps or back offices.

POST /import

curl -F file=@customers.xlsx https://api.apispreadsheets.com/import

uploading… 68%

Works from web apps, CLIs, back offices, or ETL jobs.

03

Clean & Store

We validate, normalize, and store in API Spreadsheets—or forward to your data warehouse.

customers.xlsx

Incoming

1,250 rows

Validation

1,204 valid

46 quarantined

Destinations

API Sheets Webhook

Full audit trail + status webhooks for monitoring.

Business Impact

Cleaner data, faster intake, less fire-drills

90%

Faster Intake

Cut manual cleanup and email back-and-forth during imports.

↓ errors

Cleaner Data

Standardize formats and prevent bad rows from entering systems.

3x

Cross-Team Scale

Operations, sales, and finance can all import via a single, controlled flow.

Who Uses Spreadsheet Import APIs?

Common teams and scenarios

SaaS

Customer lists, usage exports, billing adjustments—ingested cleanly.

Explore SaaS →

Dev Agencies

Onboard client data reliably with reusable import presets.

Explore Dev Agencies →

E-commerce

Bulk product catalogs and pricing updates without spreadsheet chaos.

Explore E-commerce →

Frequently Asked Questions

Ready to Transform Your Workflow?

Get started today and see how this use case can revolutionize your business processes.

Set Up an Import Flow Contact Us