# BigCommerce vs Square Online: which do AI models recommend for ecommerce, September 2026

GTM AI Recommendation Index, September 2026 Edition, Ecommerce platforms. Three of twelve models named BigCommerce first on the direct prompt; zero named Square Online. Page: https://gtm-ai-index.com/revops/ecommerce-platforms/bigcommerce-vs-square-online/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| BigCommerce | 18% | #2 of 11 | 3% | 38 | 12 of 12 |
| Square Online | 9% | #5 of 11 | 5% | 19 | 10 of 12 |

## The direct prompt, model by model

- GPT-5.4 mini: bigcommerce first (first choices: BigCommerce) (alternatives: Adobe Commerce, SAP Commerce Cloud, Salesforce B2B Commerce)
- GLM 4.7 FlashX: bigcommerce first (first choices: BigCommerce) (alternatives: Elastic Path, Shopify, VTEX)
- MiniMax M2.5: bigcommerce first (first choices: BigCommerce, Shopify) (alternatives: Adobe Commerce)
- Qwen 3.7 Flash: neither first, one named (first choices: OroCommerce) (alternatives: BigCommerce, Oracle NetSuite Commerce, SAP Commerce Cloud, Salesforce B2B Commerce Cloud, Shopify)
- Claude Haiku 4.5: neither named
- Gemini 3.5 Flash: neither named (first choices: BigCommerce B2B Edition) (alternatives: OroCommerce, Sana Commerce, Shopify)
- Perplexity Sonar: neither named (first choices: BigCommerce B2B Edition) (alternatives: Adobe Commerce, OroCommerce, SAP Commerce Cloud, Shopify)
- Grok 4.1 Fast: neither named (first choices: BigCommerce B2B Edition) (alternatives: Shopify)
- Mistral Small: neither named (first choices: Shopify Plus B2B) (alternatives: BigCommerce B2B Edition)
- DeepSeek V4 Flash: neither named (first choices: BigCommerce B2B Edition) (alternatives: Adobe Commerce, Shopify)
- Llama 4 Maverick: neither named (first choices: BigCommerce B2B Edition)
- Kimi K2: neither named (first choices: BigCommerce B2B Edition) (alternatives: Adobe Commerce, OroCommerce, Shopify)

## What the models said about BigCommerce

- "Trustpilot rating of only 1.4/5 ("Bad")" (DeepSeek V4 Flash, negative prompt, soft negative)
- "Best overall budget pick for a full store: BigCommerce Standard at $29/month is a strong low-cost option" (Perplexity Sonar, budget prompt, first choice)
- "If you can stretch to ~$29/month, BigCommerce offers the best long-term value with zero transaction fees." (DeepSeek V4 Flash, budget prompt, first choice)
- "Start with Shopify Plus or BigCommerce Enterprise unless you have specific complexity" (Kimi K2, scale prompt, first choice)

## What the models said about Square Online

- "Weaknesses: Limited scalability beyond $1-2M GMV" (Mistral Small, comparative prompt, soft negative)
- "If you have $0 for monthly fees: Choose Square Online." (Qwen 3.7 Flash, budget prompt, first choice)
- "1. Square Online — FREE Plan ⭐ Best for Tightest Budgets" (Kimi K2, budget prompt, first choice)
- "🏆 Best Overall Value: Square Online (free plan)" (Mistral Small, budget prompt, first choice)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.