AI tool that generates hundreds of product or listing descriptions from a spreadsheet

SellScribe looks like a direct fit: upload a CSV or Excel spreadsheet, generate descriptions for hundreds of products in one batch, then download the results as a CSV. It’s designed for marketplace listings such as Etsy, Shopify, Amazon, eBay, and Facebook Marketplace. (sellscribe.io)

Other options:

• GPT for Work — generates content row-by-row directly in Google Sheets or Excel; useful if you want to keep working inside your spreadsheet. (gptforwork.com)
• Describely — aimed at larger ecommerce catalogs, and says it can process thousands of SKUs in bulk. (describely.ai)
• PromptMax — upload a catalog spreadsheet, set a brand voice, and export generated descriptions. (promptmax.io)

If you mean real-estate or other non-product listings, tell me what kind—most of these are geared toward ecommerce.

Here are the strongest options for generating descriptions in bulk from a spreadsheet, depending on your situation.

Dedicated catalog tools

• Hypotenuse AI is the most-cited pick for large catalogs. One review describes it as importing a CSV or spreadsheet, configuring brand voice and formatting rules, and letting the system work through the catalog without manual intervention for each SKU. Another lists its starting price at ~$29–$150+/mo, with a trial only.
• Describely is a good fit if your data is thin or messy. One guide says it enriches your data before writing, and another says it fills in missing product information rather than leaving gaps in an incomplete catalog. Pricing is ~$0.75/product per one comparison, while another lists custom, typically $99+/mo.
• PromptMax lets you upload your catalogue as a spreadsheet, set your brand voice once, and write a unique description for every SKU. It lists a limit of up to 50,000 rows and lets you test the first 10 rows free before running the full batch.

Spreadsheet-native tools

• Clever CSV works inside your sheet: add your prompts into your Excel or Google Sheets file, upload it, and let the AI handle the rest.
• Writesonic supports CSV/XLSX upload, 1 credit per row, and has a free tier.

Shopify-specific

• Simplified is $20/mo and includes direct Shopify integration, bulk product description generation, AI image creation.
• ProductCopyAI handles Pro: 200 products/batch · Business: 500 products/batch.

If privacy matters

• BaseToolbox runs locally in your browser. Its own description says the whole table is never sent to a remote model. It also warns that every row needs human review.

My suggestion: For a few hundred SKUs with decent source data, try Hypotenuse or PromptMax, since both have trials and bulk-first workflows. If your spreadsheet is sparse, start with Describely. If you want to stay in Google Sheets or Excel, use Clever CSV. Run the free test batch on about 10 rows first and check for invented specs. Pricing and limits change often, so confirm them on each vendor's site before committing.

To generate hundreds of product or listing descriptions from a spreadsheet, you can choose between spreadsheet-integrated tools (which run directly inside Excel or Google Sheets) or dedicated bulk-generation platforms (which use a CSV upload workflow).

1. Spreadsheet-Integrated Tools (Direct Workflow)

These are often the most efficient because you don't have to leave your workspace. You simply add a column for your AI prompt, and the tool fills the adjacent cells with content.

• Numerous.ai: One of the most popular tools for this purpose. It works as a plugin for both Excel and Google Sheets. You can use it to generate product descriptions, analyze sentiment, or categorize data in bulk using simple formulas.
• Clever CSV: Specifically designed for e-commerce, it allows you to use AI directly inside your spreadsheet to generate descriptions, meta tags, and more without the need for repetitive copy-pasting.
• SheetAI.app / GPT Workspace: These offer similar functionality, allowing you to trigger AI generation across hundreds of rows in Google Sheets using custom prompts.
• Google Sheets + Apps Script (DIY): If you are comfortable with basic scripting, you can connect Google Sheets directly to the OpenAI API using a script. This is highly customizable and cost-effective, as you only pay for the API usage.

2. Dedicated Bulk E-commerce Platforms

If you have a massive catalog (1,000+ SKUs) and need structured, platform-ready content (e.g., Shopify-ready HTML, specific character counts, or SEO metadata), dedicated tools are often more reliable.

• Describely AI: A robust platform designed for e-commerce teams. You can upload your CSV/XLSX file, apply "Content Rules" (to ensure the AI matches your brand tone and length requirements), and sync the results directly to your store (Shopify, WooCommerce, Wix, etc.).
• Hypotenuse AI: Well-known for bulk e-commerce operations. It supports direct CSV uploads and is built to handle large catalogs, producing titles, descriptions, and metadata in one pass.
• ProductCopyAI: Specifically built for bulk generation. You upload a CSV, and it processes the list to generate title variations, short/long descriptions, bullet points, and SEO meta content, which you can then download as a file.

How to Execute This Successfully

Regardless of the tool you choose, follow this professional workflow to ensure high-quality results:

1. Clean Your Data First: AI is only as good as the input. Ensure your spreadsheet has clear, accurate columns for "Product Name," "Key Features," "Material," and "Target Audience." If your source data is messy, your descriptions will be too.
2. Use a Consistent Template: Define a strict prompt rule (e.g., "Write a 150-word description for [Product Name] using the features [Features]. Include a professional, luxury tone and highlight [Benefit].").
3. Run a Test Batch: Before processing thousands of rows, run a small batch of 10–20 products. Check them for tone, factual accuracy, and formatting.
4. Review Before Publishing: Always perform a final human review. Generative AI can hallucinate features (like mentioning a "battery" for a non-electronic product). Never push AI-generated content directly to your live site without a quick audit.

Recommendation:

• If you want to stay within your current spreadsheet, use Numerous.ai or Clever CSV.
• If you are managing an enterprise-sized catalog and need to sync directly to a store platform like Shopify, look into Describely AI.

Descriptra looks like a close match: upload a CSV or Excel spreadsheet, set your brand voice and content rules, then generate descriptions for hundreds of products and export the results. ²⁹

Other options:

• Hypotenuse AI — imports CSV/XLSX and supports bulk product-description generation, with integrations for syncing content back to a CMS or PIM. ⁶
• Bulkbase — processes spreadsheet rows at scale and exports store-ready content for platforms such as Shopify and Amazon. ⁸
• Describely — accepts CSV/XLSX uploads and generates descriptions, titles, and metadata. ¹²

If you want a straightforward spreadsheet-to-descriptions workflow, I’d start by comparing Descriptra and Hypotenuse AI. Check current pricing and test a small batch before uploading your full catalog.