# Ecommerce search and merchandising for enterprise buyers: what AI models recommend, November 2026

Gane Index, November 2026 Edition. Asked as "ecommerce search and merchandising platform" and as "onsite product search engine for an online store", six framings each, to fourteen models with search on, on behalf of an enterprise B2B company. Added to the November 2026 Edition. Page: https://www.gane.ai/index/gtm/marketing/ecommerce-search-and-merchandising/2026-11/enterprise

**Standing:** Constructor leads with 30% of first choices; verdict contested. 54 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Constructor](https://www.gane.ai/index/gtm/vendors/constructor/index.md) | 30% | 3% | 59 |
| 2 | [Coveo for Commerce](https://www.gane.ai/index/gtm/vendors/coveo-for-commerce/index.md) | 26% | 16% | 57 |
| 3 | [Bloomreach Discovery](https://www.gane.ai/index/gtm/vendors/bloomreach-discovery/index.md) | 19% | 8% | 62 |
| 4 | [Algolia](https://www.gane.ai/index/gtm/vendors/algolia/index.md) | 11% | 31% | 68 |
| 5 | [Luigi's Box](https://www.gane.ai/index/gtm/vendors/luigi-s-box/index.md) | 2% | 7% | 14 |
| 6 | [Klevu](https://www.gane.ai/index/gtm/vendors/klevu/index.md) | 2% | 33% | 15 |
| 12 | [Searchspring](https://www.gane.ai/index/gtm/vendors/searchspring/index.md) | 2% | 45% | 11 |
| 13 | [Netcore Unbxd](https://www.gane.ai/index/gtm/vendors/netcore-unbxd/index.md) | 0% | 0% | 11 |
| 16 | [Athos Commerce](https://www.gane.ai/index/gtm/vendors/athos-commerce/index.md) | 0% | 27% | 11 |
| 85 | [Elasticsearch](https://www.gane.ai/index/gtm/vendors/elasticsearch/index.md) | 0% | 64% | 11 |

Rank is by share of first choices among all 88 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: Luigi's Box; alternatives Adobe Commerce, BigCommerce B2B Edition, Bloomreach Discovery, OroCommerce
- GPT-5.4 mini: Algolia, Coveo for Commerce; alternatives Bloomreach Discovery
- Gemini 3.5 Flash: Coveo for Commerce; alternatives Algolia, Bloomreach Discovery, Constructor, GroupBy
- Perplexity Sonar: Coveo for Commerce; alternatives Algolia, Bloomreach Discovery, Constructor, Lucidworks Fusion
- Grok 4.20: Bloomreach Discovery; alternatives Algolia, Constructor, Coveo for Commerce, Luigi's Box
- Mistral Small: Bloomreach Discovery, Constructor; alternatives Algolia
- DeepSeek V4 Flash: Constructor, Coveo for Commerce; alternatives Bloomreach Discovery, Hawksearch
- Llama 4 Maverick: Salesforce Commerce for B2B; alternatives Bloomreach Discovery, Constructor, Hawksearch, Luigi's Box
- Qwen 3.7 Flash: Bloomreach Discovery; alternatives Algolia, Constructor, Coveo for Commerce, Hawksearch
- Kimi K2: Bloomreach Discovery, Constructor; alternatives Algolia
- GLM 4.7 FlashX: Bloomreach Discovery, Constructor; alternatives Adobe Commerce, Algolia, OroCommerce
- MiniMax M2.5: Constructor; alternatives Algolia, Bloomreach Discovery, Coveo for Commerce
- GPT-6 Luna: Coveo for Commerce; alternatives Algolia, Constructor
- Muse Glimmer 30B: Coveo for Commerce; alternatives Algolia, Bloomreach Discovery, Constructor

## Sources the answers cite

75 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- constructor.com: 39 answers, 46 citations
- marketmaze.me: 36 answers, 36 citations
- clerk.io: 34 answers, 45 citations
- algolia.com: 30 answers, 52 citations
- g2.com: 24 answers, 45 citations
- guideflow.com: 23 answers, 26 citations
- luigisbox.com: 20 answers, 22 citations
- trustradius.com: 14 answers, 14 citations

Pages named in the most answers:

- https://marketmaze.me/p/tools-ecommerce-site-search (36 answers)
- https://constructor.com/blog/ecommerce-search-product-discovery-solutions (27 answers)
- https://clerk.io/solutions/b2b-ecommerce/search (18 answers)
- https://luigisbox.com/blog/b2b-ecommerce-search (16 answers)
- https://guideflow.com/blog/best-e-merchandising-software (14 answers)
- https://ecommercegermany.com/blog/product-discovery-software (13 answers)
- https://netcoreunbxd.com/blogs/best-ecommerce-search-platforms-2026 (12 answers)
- https://trustradius.com/categories/search-and-product-discovery?company-size=enterprise (11 answers)
- https://guideflow.com/blog/best-ecommerce-search-software (10 answers)
- https://algolia.com/blog/ecommerce/ecommerce-search-solutions (9 answers)

## Warned against

- Algolia: 21 of 68 labels negative. "What to Avoid for Predictable Total Cost ... Pure Pay-Per-Query / Pay-Per-Operation SaaS (e.g., standard Algolia plans)" (Gemini 3.5 Flash, budget prompt)
- Coveo for Commerce: 9 of 57 labels negative. "Coveo is often over-engineered and over-priced for what you get. Avoid unless you also have a broader enterprise search requirement." (DeepSeek V4 Flash, negative prompt)
- Elasticsearch: 7 of 11 labels negative. "Self-Hosted Open Source Engines (Without Heavy Infrastructure Teams) Candidates: Elasticsearch (vanilla), Apache Solr." (Qwen 3.7 Flash, negative prompt)
- Bloomreach Discovery: 5 of 62 labels negative. "What to Avoid ... Custom quote "from $3K/month" but historically opaque pricing." (DeepSeek V4 Flash, budget prompt)

## Movement since October 2026

Floor: 11 points of share, measured on the calibration repeat.
New leader: Coveo for Commerce (26%) to Constructor (30%). Margin 4 points, within noise.

- Constructor: 13% to 30%, +17. Cleared the floor by 6 points · rank 4 → 1 of 88.
- Bloomreach Discovery: 13% to 19%, +6. Inside the floor by 5 points · rank 3 of 88, unchanged.
- Algolia: 17% to 11%, −6. Inside the floor by 5 points · rank 2 → 4 of 88.
- Nosto: 4% to 0%, −4. Inside the floor by 7 points · rank 6 → 14 of 88.
- Elasticsearch: 4% to 0%, −4. Inside the floor by 7 points · rank 9 → 85 of 88.
- Luigi's Box: 0% to 2%, +2. Inside the floor by 9 points · rank 59 → 5 of 88.
- Klevu: 0% to 2%, +2. Inside the floor by 9 points · rank 18 → 6 of 88.
- Searchspring: 4% to 2%, −2. Inside the floor by 9 points · rank 7 → 12 of 88.
- Coveo for Commerce: 26% to 26%, ±0. Inside the floor by 11 points · rank 1 → 2 of 88.
- Netcore Unbxd: 0% to 0%, ±0. Inside the floor by 11 points · rank 15 → 13 of 88.
- Athos Commerce: 0% to 0%, ±0. Inside the floor by 11 points · rank 80 → 16 of 88.

## Record

- Method: https://www.gane.ai/index/gtm/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/gtm.