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Demystifying ChatGPT’s product feed: required vs. optional fields

Contributors: Amol Ghemud
Published: December 20, 2025

Summary

As conversational AI becomes a key discovery layer for ecommerce, product feeds are no longer just a technical requirement for marketplaces or search engines. They are now a foundational input for how AI systems like ChatGPT understand, compare, and recommend products. This blog breaks down how AI interprets product feeds, clarifies the difference between required and optional fields, and explains why optional attributes often play a decisive role in whether a product is surfaced in AI-generated shopping recommendations.

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Understanding how structured product data influences AI-driven discovery, comparison, and recommendations

Product feeds have traditionally been built to satisfy platform rules. Brands focused on meeting minimum field requirements so listings could be approved, indexed, and displayed. In an AI-driven shopping environment, that approach is no longer sufficient.

ChatGPT and similar systems do not treat product feeds as static databases. They interpret them as knowledge structures. Every field contributes to how confidently an AI system understands what a product is, who it is for, and when it should be recommended. 

This shift makes it critical for ecommerce teams to understand not just which fields are mandatory, but how different types of attributes influence AI reasoning across conversational shopping journeys.

Demystifying ChatGPT’s product feed

What is ChatGPT’s product feed, and how does it differ from traditional feeds?

ChatGPT does not rely on a single, rigid product feed like Google Shopping or marketplaces do. Instead, it synthesises product information from multiple structured and semi-structured sources. These include product feeds, on-page product descriptions, schema markup, reviews, policies, and contextual content.

Traditional feeds are transactional. Their goal is eligibility. AI-oriented product data is interpretive. Its goal is understanding. ChatGPT evaluates products as entities with attributes, relationships, and usage contexts rather than as rows in a catalogue.

This means that products are not simply surfaced because a field exists. They are surfaced because the overall data allows the AI to reason about relevance, suitability, and buyer intent.

Which product fields are considered required for AI interpretation?

Required fields establish a product’s basic identity. Without them, an AI system cannot confidently recognise or classify the product within a shopping context.

Core required fields include a clear product title, an accurate category or taxonomy placement, a primary description explaining what the product does, price and currency information, availability status, and brand or manufacturer details.

These fields answer foundational questions. What is this product? What category does it belong to? Is it purchasable? Who makes it? If any of these are missing, inconsistent, or contradictory across sources, AI systems tend to avoid recommending the product altogether.

Why do optional fields often influence AI recommendations more than required ones?

Optional fields are where decision-making happens. While required fields establish eligibility, optional fields determine preference.

Attributes such as material, dimensions, compatibility, use cases, care instructions, sustainability markers, and warranty details allow AI systems to match products to nuanced buyer intent. In conversational commerce, users rarely ask generic questions on their own. They refine queries based on lifestyle, constraints, and expectations.

When a product lacks optional attributes, the AI has fewer signals to justify recommending it over competitors. As a result, products with richer attribute coverage consistently outperform minimally described products in AI-generated comparisons and buyer guides.

How do required and optional fields work together in conversational contexts?

Conversational shopping is iterative. A user may begin with a broad query and progressively narrow their requirements.

Required fields filter the initial product set. Optional fields guide the refinement process. Each follow-up question eliminates products that cannot confidently satisfy additional criteria.

For example, price and category may initially qualify a product. Compatibility, size, usage environment, or return flexibility determine whether it survives later stages of the conversation. Products that lack depth in optional fields tend to drop out as intent becomes more specific.

How does attribute completeness affect product comparisons?

ChatGPT frequently generates implicit comparisons, even when users do not explicitly request them. Attribute completeness directly affects whether a product can participate in those comparisons.

When one product clearly states performance metrics, limitations, and use cases while another remains vague, the AI tends to prioritise the more complete listing. Missing attributes are not treated neutrally. They are treated as uncertain.

In practice, this means that incomplete products are either excluded from comparisons or framed less favourably due to a lack of evidence.

For brands looking to go beyond traditional SEO, our SEO and GEO optimization services are built to support product discovery across both search engines and conversational AI platforms.

Why is normalisation of attribute values critical for AI reasoning?

AI systems rely on consistent units and formats to accurately compare products. Normalised values allow the system to reason quantitatively rather than descriptively.

For example, battery life expressed in hours, weight expressed in kilograms, or dimensions expressed in centimetres enable accurate comparisons. Vague descriptors like ‘lightweight’ or ‘long-lasting’ reduce AI confidence.

Normalisation ensures that optional attributes can be used as decision signals rather than ignored due to ambiguity.

How do usage scenarios improve AI recommendation accuracy?

Usage scenarios translate attributes into a real-world context. They explain when, where, and for whom a product is suitable.

AI systems use these scenarios to align products with situational queries such as travel use, small living spaces, professional environments, or beginner-friendly setups. Products that explicitly outline usage contexts are easier for AI to recommend in conversational answers because they reduce the need for inference.

What role does consistency play across feeds, pages, and policies?

AI systems cross-reference information. Inconsistencies between product feeds, on-page descriptions, reviews, and policies reduce trust.

If dimensions differ across sources or return policies are unclear, the AI may deprioritise the product to avoid recommending inaccurate information. Consistency across all data sources reinforces product reliability and increases the likelihood of recommendations.

How should ecommerce teams think about feed optimisation for AI shopping?

Feed optimisation for AI is not about blindly adding more fields. It is about building a coherent product narrative through structured data.

Teams should treat required fields as identity anchors and optional fields as intent matchers. Together, they form a complete product profile that AI systems can confidently interpret, compare, and recommend across conversational shopping environments.

Building AI-ready product feeds that convert

AI-driven shopping recommendations reward clarity, completeness, and consistency. Required product feed fields establish whether a product can be understood at all, but optional fields determine whether it is chosen. As ChatGPT and similar systems increasingly influence buyer decisions, ecommerce brands must rethink product data as a strategic asset rather than a technical checklist.

By aligning required and optional attributes into a coherent, intent-aware structure, brands can ensure their products are accurately interpreted, confidently compared, and appropriately recommended across conversational shopping journeys. Product feeds that are built for AI understanding today will define discoverability, trust, and relevance tomorrow.

Looking to future-proof your product feeds for AI-driven shopping discovery.

Connect with upGrowth to build a structured, intent-focused optimization framework that strengthens visibility, trust, and long-term growth.

ChatGPT Product Feed Strategy

Mastering required vs. optional fields for AI discovery for upGrowth.in

Core Required Fields

To even appear in AI-driven search, your feed must contain accurate IDs, Titles, and Descriptions. High-quality titles are non-negotiable, as ChatGPT uses this text as the primary hook to match products with complex natural language queries from users.

The Power of Optional Attributes

While “optional,” fields like material, color, and size provide the granular context AI needs for filters. Including rich metadata allows ChatGPT to recommend your specific products when users ask nuanced questions like “What’s a sustainable cotton shirt for summer?”

Optimizing for AI Inference

AI doesn’t just read data; it infers value. Strategic use of optional fields like ‘Product Highlights’ or ‘Brand’ helps the model rank your product higher for authoritative searches, ensuring your e-commerce feed is optimized for the next generation of conversational commerce.

FAQs

1. What is the difference between required and optional fields in a product feed?

Required fields define a product’s basic identity, such as title, price, category, and availability. Optional fields add depth, context, and intent signals that help AI systems determine when and why a product should be recommended.

2. Why do optional fields matter so much for ChatGPT recommendations?

Optional fields help AI match products to specific user needs, constraints, and usage scenarios. Without them, AI systems lack the confidence to recommend a product during detailed or comparative shopping conversations.

3. Can products rank in AI shopping results with only the required fields?

Products with only required fields may appear in inclusive contexts, but they are less likely to surface in refined recommendations, comparisons, or buyer guides where intent clarity is critical.

4. How does attribute consistency impact AI trust?

AI systems cross-check data across feeds, product pages, and policies. Inconsistent attributes reduce trust and can result in products being deprioritised or excluded from recommendations.

5. Do structured feeds replace on-page product descriptions?

No. Structured feeds and on-page descriptions work together. Feeds provide structured signals, while on-page content adds semantic context and narrative depth that AI systems also evaluate.

6. How often should product feeds be updated for AI optimization?

Feeds should be updated whenever pricing, availability, features, policies, or positioning change. Regular updates help ensure that AI systems reference accurate, up-to-date product information.

7. Is feed optimization for AI different from SEO?

Yes, but it complements SEO. Feed optimization focuses on structured attributes and intent alignment, while SEO focuses on visibility in traditional search. Together, they strengthen product discoverability across platforms.


Glossary: Key Terms Explained

TermMeaning
Product feedA structured dataset containing product information used by platforms and AI systems to understand and surface products.
Required fieldsMandatory product attributes needed to establish product identity and eligibility.
Optional fieldsAdditional attributes that provide context, intent signals, and depth of comparison for AI interpretation.
Conversational commerceShopping experiences driven by natural language interactions with AI systems.
Attribute normalizationStandardizing units and formats so AI can accurately compare products.
Intent matchingThe process of aligning product attributes with a user’s underlying needs or goals.
Structured dataOrganized information formatted so machines can easily interpret relationships and meaning.
Product entityThe AI representation of a product as a distinct, contextual object with attributes and relationships.
Recommendation confidenceThe level of certainty an AI system has when suggesting a product to a user.
Data consistencyAlignment of product information across feeds, pages, reviews, and policies.

For Curious Minds

Treating product data as a knowledge structure means your goal shifts from mere compliance to creating a rich, interconnected web of information that AI can reason with. This interpretive approach is vital because AI recommends products based on its confidence in understanding their context and suitability, not just their presence in a feed. A traditional feed is transactional, focused on getting a product listed. An AI-oriented knowledge structure is contextual, built to get a product understood. This involves:
  • Moving beyond eligibility: Instead of just providing the minimum required fields, you add rich optional attributes like material, compatibility, and use cases.
  • Connecting data points: The AI synthesizes information from feeds, on-page descriptions, and reviews to see the product as a complete entity.
  • Enabling nuanced matching: Detailed data allows the AI to connect a product to highly specific conversational queries, such as 'a waterproof jacket for hiking in humid climates.'
Products with data structured for interpretation consistently outperform those with minimal data in AI-generated comparisons. Explore our full analysis to see how to begin building these intelligent structures.

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About the Author

amol
Optimizer in Chief

Amol has helped catalyse business growth with his strategic & data-driven methodologies. With a decade of experience in the field of marketing, he has donned multiple hats, from channel optimization, data analytics and creative brand positioning to growth engineering and sales.

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