Ecommerce search and merchandising · October 2026 Edition
Klevu vs Bloomreach Discovery
One of fourteen models named Klevu first on the direct prompt; one named Bloomreach Discovery. Klevu was named by thirteen of the fourteen models and Bloomreach Discovery by thirteen and both carry 43 labels, so the shares below are directly comparable.
Named in one category this edition.
Named in one category this edition.
First-choice share10%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate16%35%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#3#7A position in a field of 11; printed, not drawn.
Labels4343Equal, which is what makes the shares comparable.
The two percentage rows are drawn on one 0 to 100 track, Klevu reading right to left. Rank and label count are printed, not drawn.Searchspring was named alongside these two in eight of the fourteen direct answers. Algolia vs Klevu · Algolia vs Bloomreach Discovery · Doofinder vs Klevu
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; every quote names the model and the prompt it came from. Both figures come from the ecommerce search and merchandising page.
By framing
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
KlevuFirst choices, of fourteen modelsBloomreach Discovery
Direct111 against Bloomreach Discovery
Paraphrase301 against Bloomreach Discovery
Comparative011 against Bloomreach Discovery
Budget-constrained002 against Klevu · 4 against Bloomreach Discovery
Scale-constrained101 against Bloomreach Discovery
Negative005 against Klevu · 7 against Bloomreach Discovery
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.
Across every category in the October 2026 Edition, Klevu and Bloomreach Discovery were named in the same answer sixty-five times, of the 105 answers naming Klevu and the 132 naming Bloomreach Discovery. In those answers Bloomreach Discovery took the first choice seven times and Klevu six.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Klevu and Bloomreach Discovery stood in it.
| Model | Direct | Paraphrase | Comparative | Budget-constrained | Scale-constrained | Negative |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | | | | |
| GPT-5.4 mini | | | | |||
| Gemini 3.5 Flash | | | | | | |
| Perplexity Sonar | | | | |||
| Grok 4.1 Fast | | | | | | |
| Mistral Small | | | | |||
| DeepSeek V4 Flash | | | | | | |
| Llama 4 Maverick | ||||||
| Qwen 3.7 Flash | | | ||||
| Kimi K2 | | | | | | |
| GLM 4.7 FlashX | | | | | | |
| MiniMax M2.5 | | |||||
| GPT-6 Luna | | | | |||
| Muse Glimmer 30B | | | |
Klevu Bloomreach Discovery first choice named as an alternative argued againstblank: not namedEach cell is one answer, Klevu on the left and Bloomreach Discovery on the right.The direct prompt
The plain question, one answer per model, grouped by where Klevu and Bloomreach Discovery stood in it.
Klevu first, Bloomreach Discovery not the choice
1 of 14 modelsBloomreach Discovery was named in the answer but not as the choice, or not at all.Grok 4.1 FastKlevu alternatives: Algolia, Searchspring
Bloomreach Discovery first, Klevu not the choice
1 of 14 modelsKlevu was named in the answer but not as the choice, or not at all.Kimi K2Algolia, Bloomreach Discovery alternatives: Clerk.io, Constructor, Searchspring
Neither was the first choice, one was named
9 of 14 modelsThe answer put something else first and named one of the two as an alternative.Claude Haiku 4.5BigCommerce B2B Edition alternatives: Bloomreach Discovery, Nosto, OroCommerce, Searchspring
GPT-5.4 miniHawksearch alternatives: BigCommerce, Bloomreach Discovery, Constructor
Gemini 3.5 FlashHawksearch alternatives: Algolia, Klevu, Searchspring
Perplexity SonarCoveo alternatives: Algolia, Bloomreach Discovery, Constructor, Doofinder
DeepSeek V4 FlashCoveo, Searchspring alternatives: Algolia, Klevu
Qwen 3.7 FlashBigCommerce alternatives: Algolia, Klevu
GLM 4.7 FlashXShopify Plus with B2B Suite alternatives: Algolia, Bloomreach Discovery, Clerk.io, Searchspring
MiniMax M2.5Clerk.io, Searchspring alternatives: Experro, Klevu, Nosto
GPT-6 LunaAlgolia alternatives: Coveo, Hawksearch, Klevu
Neither was named
3 of 14 modelsThe answer made no first choice from these two in this category.Mistral SmallExperro alternatives: Clerk.io, Hawksearch
Llama 4 Maverickno first choice
Muse Glimmer 30BSearchspring alternatives: Clerk.io, Coveo
Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Klevu leads by nine points.
Klevu11%#3 of 13Bloomreach Discovery2%#7 of 13Mid-marketThe figures above
Klevu leads by eight points.
Klevu10%#3 of 11Bloomreach Discovery2%#7 of 11Enterprise
The order flips: Bloomreach Discovery leads at enterprise.
Bloomreach Discovery13%#3 of 9Klevu0%#9 of 9What the models said about Klevu
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“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
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“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
Also compared
Algolia vs KlevuAlgolia vs Bloomreach DiscoveryDoofinder vs KlevuDoofinder vs Bloomreach DiscoveryKlevu vs SearchspringKlevu vs CoveoKlevu vs Clerk.ioKlevu vs Luigi's BoxSearchspring vs Bloomreach DiscoveryCoveo vs Bloomreach DiscoveryClerk.io vs Bloomreach DiscoveryBloomreach Discovery vs Luigi's BoxAll twenty-eight head-to-head pages and the full ecommerce search standing
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.