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Prompt Workbench

JSON Prompt Builder

Marketplace builder

Build JSON prompts for marketplace listings and product cards

This category helps structure the title, description, trust elements, price framing, shipping emphasis, and purchase CTA for Amazon, Ozon, Wildberries, and similar marketplaces.

ListingsMarketplace
4Presets
14Specific fields
jsonpromptbuilder.com
Server assembly

Listings

Marketplace

Live builder
Plain request

Create an SEO article about choosing a CRM for a small business. Include structure, FAQ, and a clear CTA.

Transformation
  • Common fields + category settings + humanization
JSON prompt
{
  "category": "marketplace",
  "task": "...",
  "common_settings": { ... },
  "category_settings": { ... }
}

Builder

Builder: Marketplace

Start with the common settings, then tune the category-specific fields and generate a ready-to-use JSON prompt.

Builder mode

Builder mode

Play mode keeps the whole form on one screen, while Wizard guides the user through clear numbered steps.

Blank mode

Start from scratch

Use it when the request does not fit one category cleanly and you want a more universal JSON prompt setup.

PRO

Quick start and presets

Use a built-in scenario to fill the form fast, then export, import, or share your own preset configuration.

Preset families

Core starters

Reliable starting points for the most common use cases in this category.

3
Starter

Amazon premium listing

For a premium marketplace listing built around quality, trust, and perceived value.

Use case: General use case

Starter

SEO title refresh

A quick-start preset for refreshing titles and bullets around search visibility.

Use case: General use case

Starter

Wildberries budget offer

A preset for mass-market products where clicks, clarity, and price matter most.

Use case: General use case

Preset families

Product comparison

Templates for comparison intent, side-by-side evaluation, and option selection.

1
1

Task

Describe the plain-language request in your own words. This value will be stored as the task field in the final JSON.

2

Common settings

These parameters affect the result regardless of the selected category.

Target audience

Who the content or prompt is primarily written for.

Beginners: an audience with limited experience that needs a clear explanation.

Reasoning method

How the model should approach the task before producing the final output.

Standard: a direct answer without an extra reasoning framework.

Output language

Which language the model should use in the generated result.

English: the output should be written in English.

Content length

How concise or detailed the final output should be.

Brief

a compact result without long expansion.

BriefLongform
Tone

How the final output should sound emotionally.

Friendly: warm, light, and easy to understand.

Writing style

How the final output should be organized and presented.

Concise: minimal fluff and maximum substance.

Output format

In what format the model should return the result.

HTML: the result should be returned in HTML.

3

Category-specific settings

These fields depend on the selected category and its use case.

Writer role

What professional role the model should take.

Marketplace copywriter: writes listings that read well and convert.

What to create

What kind of marketplace content should be created.

Product listing: the main copy for a product card.

Marketplace

Which marketplace the copy is for.

Amazon: strong focus on search, benefits, and structure.

Listing type

What type of product or offer the listing describes.

Single product: a listing for one specific product.

Product category

What product category the listing belongs to.

Beauty and care: cosmetics, skincare, and beauty accessories.

Listing goal

What main result the listing copy should deliver.

More clicks: make the listing more clickable in search results.

Target buyer

Who is most likely to buy this product.

Impulse buyer: decides quickly and emotionally.

Title length

How short or dense the listing title should be.

40 characters

a short and clean title.

40 characters140 characters
Keyword strategy

How search keywords should be used inside the listing.

Natural: keywords are integrated smoothly without stuffing.

Trust elements

What should increase trust in the product listing.

You can choose multiple options.

USP focus

What the listing should emphasize most.

Quality: reliability, materials, and durability.

Price positioning

How the price should be framed inside the listing.

Budget: emphasizes affordability and value.

Shipping emphasis

How much emphasis should be placed on delivery and fulfillment convenience.

Fast delivery: receiving the product quickly matters.

CTA style

How the listing should encourage purchase.

Soft: gently nudges the buyer toward a decision.

4

Additional sections

Named blocks for rules, constraints, examples, and any context that does not fit into the standard fields.

Additional sections

Named blocks for rules, constraints, examples, and any context that does not fit into the standard fields.

Sections left: 10

Use this area for brand rules, negative examples, legal constraints, or formatting instructions.

5

Humanization controls

Reduces recognizable AI markers, makes the tone feel more natural, and lets you explicitly exclude common AI phrases.

Humanization controls

Reduces recognizable AI markers, makes the tone feel more natural, and lets you explicitly exclude common AI phrases.

Which AI markers to avoid

Choose the phrases and constructions the model should avoid.

Custom phrases to exclude

List additional phrases or constructions to avoid. Use one phrase per line.

6

Review and generate

Use the generated JSON prompt right away: copy it, download it, and drop it into any AI workflow or internal tool.

Send feedback

Result

Generated JSON prompt

Use the generated JSON prompt right away: copy it, download it, and drop it into any AI workflow or internal tool.

Listings

Marketplace

The marketplace builder is designed for product listings where platform search visibility, conversion, and clarity all matter at once.

It helps define instructions for titles, descriptions, benefit framing, trust elements, category context, price positioning, and delivery messaging.

This is especially useful for e-commerce teams, marketplace managers, and brands that scale catalogs and launch many new listings.

FAQ

FAQ

Does the builder support different marketplaces?

Yes. The category includes a marketplace selector and listing format controls, so the same base can be adapted for Amazon, Ozon, Wildberries, and other channels.

Can I work only on the title or only on the description?

Yes. The content-type field lets you choose product title, bullet points, full listing, and other listing formats.

Is keyword optimization supported?

Yes. The marketplace category includes a dedicated keyword-strategy field.

Can I manually add unique product characteristics?

Yes. All major selectable fields support Custom value mode.