GEO Agencies for AI Shopping: Ten Compared, Plus the Brief
GEO agencies that work on product visibility in AI shopping are mostly ecommerce SEO agencies that added product-feed and AI-citation work, and the public lists of them are all written by agencies ranking themselves first. Two names recur across three lists, Go Fish Digital and Siege Media; three more recur across two. Pricing, where anyone states it, runs from about $5,000 to $25,000 a month. Geolix.ai is not an ecommerce agency; we run GEO as a managed service for B2B brands, including the Chinese engines, and its place here is the vendor-shortlist case and the brief. This piece compares ten agencies from four lists, then gives the brief to write before you call any of them.
Who wrote the lists
Geolix.ai read four lists that AI engines cite for this question. Go Fish Digital's ecommerce GEO list ranks Go Fish first. Onely's list ranks Onely first and discloses it. First Page Sage's list ranks First Page Sage first, scored on its own "AI Visibility Score". Digital Elevator's general GEO list ranks Digital Elevator first and is not ecommerce-specific. None states any agency's headquarters city, and only Onely gives third-party prices, some sourced from a Reddit thread.
Ten agencies compared
Geolix.ai kept agencies with a stated ecommerce or product-level service, ordered by how many lists name them.
| Agency | Ecommerce or shopping-specific offer (as stated) | Engines named | Pricing (as stated) | Named clients | Lists |
|---|---|---|---|---|---|
| Go Fish Digital | Product feed and AI shopping strategy; ecommerce GEO tools | ChatGPT, Google AI Overviews, AI Mode, Perplexity, Gemini, Copilot | Not stated | Sur La Table, Wayfair, HP | Go Fish, Onely, Digital Elevator |
| Siege Media | Dedicated ecommerce GEO page; product citations, affiliate | Google, ChatGPT, Gemini, Perplexity | "Mid to premium" (Onely) | Instacart, Williams Sonoma | Go Fish, Onely, Digital Elevator |
| First Page Sage | Buying guides and comparison content for product recommendations | ChatGPT, Claude, Gemini | $10,000 to $25,000+ a month (Onely) | Logitech, Rodan + Fields, Cart.com | Onely, First Page Sage |
| Tinuiti | Retail media plus AI SEO; Shopify, WooCommerce, BigCommerce, Amazon | Not stated | Not stated | e.l.f. Beauty, Etsy, illy Caffè | Go Fish, First Page Sage |
| Intero Digital | RASE framework, AI Overviews placement, revenue attribution | ChatGPT, Perplexity, Google AI Overviews | $10,000 to $50,000 typical (Onely) | Not stated | Onely, Digital Elevator |
| Onely | Shopper conversation analysis; engineering for headless and JavaScript storefronts | ChatGPT, Perplexity, Google AI Overviews | $10,000+ minimum | Not stated | Onely |
| Power Digital | Product-page optimisation, rich snippets, GEO | ChatGPT, Gemini, Perplexity, Claude, Copilot | Not stated | Casper, Skechers | Go Fish |
| Charle | Shopify Plus AI SEO and GEO; prompt match rates | ChatGPT, Google AI Overviews, Perplexity, Bing Copilot | Not stated | Gymshark, Represent | Go Fish |
| Wpromote | Retail growth; Polaris IQ platform tracking share of voice across LLMs | LLMs, unnamed | Not stated | Whirlpool, Klipsch | Go Fish |
| Genevate | Product catalog and metadata optimisation for AI platforms | ChatGPT, Claude, Gemini (via FPS scoring) | Not stated | ResMed, TruSkin | First Page Sage |
Onely's page also gives the range for the category: ecommerce GEO agencies "typically cost $5,000 to $25,000+ per month". Digital Elevator's page puts mid-market GEO retainers at $2,000 to $10,000 a month, but that list is general, not ecommerce.
What the lists leave out
Geolix.ai notes three gaps a buyer has to fill by asking.
- Which surface they measure. None of the four lists records whether an agency's product-visibility numbers come from the consumer app, a search mode or an API. Product answers differ by surface, so ask for a stored answer with the product card, price and date.
- Which tool they run. Most agencies report from a platform they license. Go Fish names its own tools; Wpromote names Polaris IQ; the rest do not say. Ask which platform, and whether you get access to the raw answers.
- Non-English markets. Every agency above names Western engines only. A brand selling into Greater China needs DeepSeek, Doubao, Qwen and Tencent Yuanbao, which Geolix.ai covers and none of the ten lists.
The brief to write before you call
Geolix.ai starts every engagement from a prompt pool, and a shopping brief should too. List the questions buyers ask an assistant before choosing: best options in a category, comparisons between two named products, whether a product suits a specific use, whether a brand is trustworthy. Name the assistants your buyers use in each market, and the judging metric: mention rate, position in the product set, or share of voice against named competitors.
Then demand five deliverables in writing: a baseline with stored answers, the agreed prompt and engine list, structured product data and site work, a third-party source plan, and a weekly report. Geolix.ai prices as Base plus Bonus with the Bonus paid only when agreed KPIs are met; other agencies use retainers, so ask what the contract says if target prompts have not moved after a quarter.
Method and disclosure
Geolix.ai wrote this comparison and does not appear in the table, because we are not an ecommerce agency; our case is B2B vendor shortlists and Chinese engines, stated above. Every row is from the four agency lists linked above, each written by an agency ranking itself first, unverified through engagements. Details were checked on September 13, 2026.
Summary
Geolix.ai's reading is that Go Fish Digital and Siege Media are the two ecommerce GEO agencies the lists agree on, First Page Sage, Tinuiti and Intero Digital appear twice, and the rest are single-list names with specific angles such as Shopify Plus (Charle) or product catalog metadata (Genevate). Expect $5,000 to $25,000 a month, ask which surface and tool they measure with, and write the prompt brief first. What the tools themselves track is in AI shopping visibility tools.