By Steve Merrill, Founder of WRKNG Digital | July 3, 2026
AI shopping assistants — ChatGPT, Perplexity, Google AI Overviews, Copilot — now influence more product discovery decisions than most merchants realize. The stores showing up in AI answers aren't lucky. They've made specific changes. Here are the 8 that matter most.
1. Fix Your Google Merchant Center Feed Quality Score
Google Merchant Center is the primary data source for AI shopping recommendations across multiple platforms. ChatGPT Shopping, Google AI Overviews, and several other AI surfaces pull structured product data from GMC feeds. A feed quality score below 70 reduces recommendation eligibility. Log into Merchant Center, go to Diagnostics, and fix every red item. The most common issues: missing GTINs, mismatched prices, and incorrect product taxonomy. These are bulk-fixable via CSV export.
2. Add Product Schema Markup to Every Product Page
Schema markup tells AI crawlers exactly what they're indexing. Without it, crawlers infer product data from unstructured HTML — and inference is wrong often enough to hurt you. Schema.org's Product type covers name, price, availability, brand, SKU, GTIN, and aggregate reviews. Add it to every PDP. Most Shopify themes don't include complete Product schema by default. You either add it manually via a theme snippet or use a schema app. Check what's actually being rendered with Google's Rich Results Test tool.
3. Create an llms.txt File
An llms.txt file is the AI equivalent of robots.txt — it tells AI language models what your site is about, what products you sell, and how to describe your brand. The llmstxt.org specification defines the format. Add it to your root domain at wrkngdigital.com/llms.txt (replace with your domain). It's a plain text file. Writing it takes 30 minutes. Several AI systems, including Claude and Perplexity, have confirmed they read llms.txt when available. It's a direct signal, not an inferred one.
4. Publish Comparison and Best-Of Content
AI systems cite content when answering shopping questions. The content they cite most is comparison roundups and best-of lists — not product pages and not brand blogs. If you sell running shoes, publish "7 Best Running Shoes for Overpronation in 2026" and include your products in the list. We published two agency-comparison listicles on our site. Both are now cited by AI in 100+ prompts each. The format is the signal.
5. Earn Brand Mentions on Third-Party Sites
AI models are trained on the web. The more third-party sites mention and link to your brand, the more authoritative your brand looks to AI systems when they decide who to recommend. This is different from SEO backlinks. The signal here is brand name co-occurrence with relevant product categories. Get mentioned in industry roundups, press articles, and comparison sites. Each third-party mention is a vote that your brand belongs in AI answers about your category.
6. Ensure Your robots.txt Allows AI Crawlers
This one kills stores silently. A common mistake I find in audits: robots.txt blocks GPTBot, PerplexityBot, or ClaudeBot — either intentionally or because of an overly broad "Disallow: /" rule. If your site is blocked to AI crawlers, AI systems can't index your content, and you disappear from AI answers entirely. Check your robots.txt at yourdomain.com/robots.txt. Look for disallow rules that affect GPTBot, CCBot, or PerplexityBot. Google's crawling documentation covers the syntax.
7. Get Your Products Into the Bing Shopping Index
ChatGPT Shopping uses Bing's product index as one of its primary data sources. If you're only in Google Merchant Center, you're invisible to ChatGPT's product discovery layer. Submit your feed to Microsoft Merchant Center. The feed format is nearly identical to Google's. It takes about an hour to set up if your Google feed is already clean. The incremental reach is significant — ChatGPT has 200M+ monthly users actively using shopping search.
8. Update Product Descriptions for Semantic Match
AI agents match product descriptions to conversational queries. "Moisture-wicking athletic shirt for running in warm weather" answers a different query than "men's athletic shirt." Your descriptions need to anticipate how customers phrase shopping requests to an AI assistant, not how they'd type into a search bar. Read through your top 20 product descriptions. Rewrite any that read like spec sheets. Add use case, context, and natural-language attributes. This is the highest-leverage writing change you can make.
How We Chose This List
These 8 changes are ranked by implementation cost versus impact. Each one is achievable without a developer for most Shopify stores, and each has a measurable effect on AI discoverability based on the audits we run.
FAQ
How do I know if AI can find my Shopify store?
Run three tests: search for your brand name in ChatGPT, Perplexity, and Google AI Overviews. Then search for your main product category with no brand name — see if you appear. Then check your robots.txt for AI crawler blocks. These three steps give you a clear picture in about 10 minutes.
What is the fastest way to improve AI shopping discoverability?
Fix your Google Merchant Center feed quality score. It affects multiple AI platforms at once since many pull data from GMC. Getting from a 60 to 85 quality score can measurably increase recommendation eligibility within 7-14 days of feed resubmission.
Does publishing more blog content help with AI discoverability?
Only if the content is in the format AI systems cite. Comparison lists and best-of roundups get cited. Generic how-to blogs rarely do. Publish content that directly answers the questions AI users ask — with specific data, named sources, and a clear answer in the first two sentences.
How does AI shopping discoverability differ from SEO?
SEO optimizes for ranking position on search results pages. AI discoverability optimizes for being mentioned or cited in AI-generated answers. The signals overlap partially (page authority, structured data) but diverge significantly: AI weighs feed quality, schema markup, and brand mention frequency more heavily than keyword density.
Want a complete AI discoverability audit for your Shopify store? We check all 8 of these factors plus 16 others and give you a prioritized action list. Get your free audit here.
