Bulk & Automation
Sellable Article

How to Create Product Images from a CSV File

Sellable Editorial · February 28, 2026 · 7 min read
Sellable Blog

Why CSV-driven image generation?

Every ecommerce brand already lives in spreadsheets. Your product catalogue, your inventory system, your SKU database — these are CSV files at heart. CSV-driven image generation meets your team where they already work, rather than requiring a new interface or technical integration.

The advantages over manual image generation (uploading one product at a time) are significant:

  • Speed: Submit 500 products in the time it takes to manually upload 5
  • Consistency: Centralize style instructions in one document instead of repeating them per image
  • Traceability: Track generation status, approval state, and export paths in the same file
  • Delegation: Any team member who can edit a spreadsheet can manage the photography workflow

For brands with large catalogues or frequent product launches, CSV-driven generation is the difference between photography being a bottleneck and it being an automated process.

Structuring your CSV file

A well-structured CSV for image generation needs the following columns:

ColumnDescriptionExample
skuUnique product identifierSHIRT-BLK-M
product_nameHuman-readable product nameClassic Black Tee - Medium
source_image_urlURL or file path to source imagehttps://cdn.example.com/products/shirt-bk.jpg
style_presetNamed preset or style codestudio-white-soft
scene_descriptionAdditional scene instructionsCotton fabric, clean white background, soft natural light
output_countNumber of images to generate3
priorityProcessing priority (high/normal/low)high
notesAny special instructionsEmphasise collar detail

Optional columns for advanced users:

  • background_color: Hex code for background override
  • angle: Primary angle (front, 34, overhead, detail)
  • campaign_tag: For grouping outputs by campaign or season

You don't need all columns for basic use. A minimal CSV with just SKU, source image URL, and style preset is enough to get started.

Uploading and processing in Sellable

Sellable's bulk processing pipeline accepts CSV uploads directly:

  1. 1.Prepare your CSV: Use the template above. Ensure all source image URLs are publicly accessible or uploaded to Sellable's media library.
  1. 1.Upload the CSV: In the Sellable dashboard, navigate to Bulk Processing → CSV Import. Upload your file.
  1. 1.Map columns: The interface guides you through mapping your CSV columns to Sellable's processing fields. This takes 2 minutes for a well-structured CSV.
  1. 1.Review the queue: Sellable displays a preview of all jobs before processing. Review for any obvious errors (missing images, invalid presets).
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  1. 1.Submit: Start processing. Sellable processes jobs in parallel, so 500 products might complete in 30–60 minutes depending on queue depth.

Pro tip: Start with a test CSV of 10–20 SKUs to validate your column mapping and style preset before submitting your full catalogue.

Handling outputs and errors

After processing, Sellable provides a results CSV that mirrors your input with additional columns:

  • status: success, error, or pending_review
  • output_url_1, output_url_2, output_url_3: URLs to generated images
  • error_message: Description of any generation failure
  • review_flag: Automatically flagged if confidence score is below threshold

Download the results CSV and filter by status. Errors (typically 2–5% of jobs) usually stem from low-quality source images or invalid URLs. Fix the source and resubmit those rows.

For bulk review, Sellable also provides a gallery view where you can approve or reject batches of images quickly — more efficient than reviewing through the CSV alone.

Connecting to Shopify and WooCommerce

The complete automation chain — from CSV to published product listing — works like this:

Shopify:

1. Generate images via Sellable CSV pipeline

2. Download results CSV with image URLs

3. Merge image URLs into Shopify's product import CSV format

4. Upload to Shopify via Admin → Products → Import

WooCommerce:

1. Generate images via Sellable CSV pipeline

2. Download results CSV

3. Use WooCommerce Product Importer with the Sellable URL columns mapped to image fields

4. Import and publish

Both platforms support up to 8 product images per listing, mapped by column position in the import CSV. With a bit of spreadsheet work, the entire pipeline from source image to published listing is achievable in an afternoon.

Advanced CSV patterns

Multi-scene generation: Include multiple rows per SKU with different scene_description values. Each row generates a different image for the same product.
A/B test setups: Generate two variants of the hero image for each product (different backgrounds or lighting) and track which converts better.
Seasonal refresh: Duplicate your existing product CSV, update the scene_description to reflect seasonal styling, and generate a full catalogue refresh in one submission.
Agency client management: One CSV per client, each with a different style_preset. Keeps client imagery isolated and consistently branded.

Try CSV-driven bulk generation with Sellable →

CSVbulk image generationautomationproduct imagesAI photography
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