# Klevu vs Bloomreach Discovery: which do AI models recommend for ecommerce search, October 2026

GTM AI Recommendation Index, October 2026 Edition, Ecommerce search and merchandising. One of fourteen models named Klevu first on the direct prompt; one named Bloomreach Discovery. Page: https://gtm-ai-index.com/marketing/ecommerce-search-and-merchandising/klevu-vs-bloomreach-discovery/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Klevu | 10% | #3 of 11 | 16% | 43 | 13 of 14 |
| Bloomreach Discovery | 2% | #7 of 11 | 35% | 43 | 13 of 14 |

## The direct prompt, model by model

- Grok 4.1 Fast: klevu first (first choices: Klevu) (alternatives: Algolia, Searchspring)
- Kimi K2: bloomreach discovery first (first choices: Algolia, Bloomreach Discovery) (alternatives: Clerk.io, Constructor, Searchspring)
- Claude Haiku 4.5: neither first, one named (first choices: BigCommerce B2B Edition) (alternatives: Bloomreach Discovery, Nosto, OroCommerce, Searchspring)
- GPT-5.4 mini: neither first, one named (first choices: Hawksearch) (alternatives: BigCommerce, Bloomreach Discovery, Constructor)
- Gemini 3.5 Flash: neither first, one named (first choices: Hawksearch) (alternatives: Algolia, Klevu, Searchspring)
- Perplexity Sonar: neither first, one named (first choices: Coveo) (alternatives: Algolia, Bloomreach Discovery, Constructor, Doofinder)
- DeepSeek V4 Flash: neither first, one named (first choices: Coveo, Searchspring) (alternatives: Algolia, Klevu)
- Qwen 3.7 Flash: neither first, one named (first choices: BigCommerce) (alternatives: Algolia, Klevu)
- GLM 4.7 FlashX: neither first, one named (first choices: Shopify Plus with B2B Suite) (alternatives: Algolia, Bloomreach Discovery, Clerk.io, Searchspring)
- MiniMax M2.5: neither first, one named (first choices: Clerk.io, Searchspring) (alternatives: Experro, Klevu, Nosto)
- GPT-6 Luna: neither first, one named (first choices: Algolia) (alternatives: Coveo, Hawksearch, Klevu)
- Mistral Small: neither named (first choices: Experro) (alternatives: Clerk.io, Hawksearch)
- Llama 4 Maverick: neither named
- Muse Glimmer 30B: neither named (first choices: Searchspring) (alternatives: Clerk.io, Coveo)

## What the models said about Klevu

- "Klevu's G2 review sample is very small, so individual complaints—including one about renewal terms—aren't enough to establish a general pattern" (GPT-6 Luna, negative prompt, soft negative)
- "Klevu has less robust analytics and recommendations compared to other tools... may not scale well or support large catalogs" (Claude Haiku 4.5, negative prompt, soft negative)
- "Limited advanced merchandising — Strong on search basics, but users note gaps in complex merchandising features." (DeepSeek V4 Flash, negative prompt, soft negative)
- "Often top for mid-market B2B/B2C hybrids... "Mid-market value champion" with 32% conversion lifts" (Grok 4.1 Fast, direct prompt, first choice)
- "Klevu: Best AI-First Option for Modern B2B ... Klevu is the gold standard" (Gemini 3.5 Flash, paraphrase prompt, first choice)
- "I recommend Klevu as the best onsite product search engine" (Mistral Small, paraphrase prompt, first choice)

## What the models said about Bloomreach Discovery

- "enterprise-focused, custom pricing almost always $1,000+/month" (DeepSeek V4 Flash, budget prompt, hard negative)
- "Avoid enterprise tools like Bloomreach (custom, pricey)." (Grok 4.1 Fast, budget prompt, hard negative)
- "enterprise-grade solutions like Bloomreach, Constructor.io, or Coveo are highly capable, they typically require custom contracts running several thousands of dollars per month" (Gemini 3.5 Flash, budget prompt, soft negative)
- "Best for: Enterprise brands needing a full commerce experience with search, merchandising, content personalization, and a CDP all in one platform." (Mistral Small, comparative prompt, first choice)
- "Algolia or Bloomreach typically offer the best balance of B2B-specific capabilities" (Kimi K2, direct prompt, first choice)
- "Bloomreach offers a broader commerce experience approach that includes intelligent search as part of its offerings" (Claude Haiku 4.5, comparative prompt, alternative)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen 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.