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Data quality and observability · November 2026 Edition

Great Expectations vs Bigeye

Zero of fourteen models named Great Expectations first on the direct prompt; one named Bigeye. Great Expectations was named by thirteen of the fourteen models and Bigeye by thirteen and Great Expectations carries 36 labels and Bigeye 40, so the shares are not directly comparable.

Great Expectations

accepted challenger

Named in two categories this edition.

Bigeye

criticized challenger

Named in one category this edition.

First-choice share4%4%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate22%28%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#5#6A position in a field of 14; printed, not drawn.
Labels3640A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Great Expectations reading right to left. Rank and label count are printed, not drawn.Monte Carlo was named alongside these two in nine of the fourteen direct answers. Metaplane vs Great Expectations · Metaplane vs Bigeye · Monte Carlo vs Great Expectations

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 data quality and observability page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Great ExpectationsFirst choices, of fourteen modelsBigeye
Direct01
Paraphrase00
Comparative02
Budget-constrained205 against Bigeye
Scale-constrained01
Negative008 against Great Expectations · 6 against Bigeye
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 November 2026 Edition, Great Expectations and Bigeye were named in the same answer sixty-two times, of the 95 answers naming Great Expectations and the 120 naming Bigeye. In those answers Bigeye took the first choice four times and Great Expectations three.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where Great Expectations and Bigeye stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.20
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
Great Expectations Bigeye first choice named as an alternative argued againstblank: not namedEach cell is one answer, Great Expectations on the left and Bigeye on the right.

The direct prompt

The plain question, one answer per model, grouped by where Great Expectations and Bigeye stood in it.

Bigeye first, Great Expectations not the choice

1 of 14 modelsGreat Expectations was named in the answer but not as the choice, or not at all.
Muse Glimmer 30BBigeye alternatives: Acceldata, DQLabs, Metaplane, Soda

Neither was the first choice, one was named

5 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Gemini 3.5 FlashMetaplane alternatives: Bigeye, Elementary Data, Monte Carlo
Grok 4.20Metaplane alternatives: Bigeye, Datadog Observability, Soda
Qwen 3.7 FlashMonte Carlo alternatives: Bigeye, Datadog Data Observability, Soda
Kimi K2Metaplane alternatives: Bigeye, Soda
GLM 4.7 FlashXMonte Carlo alternatives: Bigeye, Sifflet

Neither was named

8 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5Metaplane, New Relic alternatives: Monte Carlo, Motadata ObserveOps
GPT-5.4 miniMetaplane alternatives: Monte Carlo
Perplexity SonarMetaplane alternatives: Elementary, Monte Carlo, Soda
Mistral SmallDatadog Data Observability, New Relic alternatives: IBM Instana
DeepSeek V4 FlashMonte Carlo alternatives: Metaplane, Sifflet
Llama 4 Maverickno first choice
MiniMax M2.5Monte Carlo alternatives: Acceldata, DQLabs, Metaplane, Soda
GPT-6 LunaSoda alternatives: Datadog Data Observability, Monte Carlo

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
Great Expectations leads by two points.
Great Expectations3%#4 of 11
Bigeye2%#8 of 11
The full small business standing →
Mid-marketThe figures above
Level: the same share of first choices.
Great Expectations4%#5 of 14
Bigeye4%#6 of 14
The full mid-market standing →
Enterprise
The order flips: Bigeye leads at enterprise.
Bigeye2%#6 of 15
Great Expectations0%#14 of 15
The full enterprise standing →

What the models said about Great Expectations

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“Best avoided if you need real-time monitoring or handle large datasets, due to scalability limitations.” Mistral Small · negative prompt · hard negative
“Open-source data quality engines (like Great Expectations or Soda) ... self-hosting and maintaining them at scale requires significant engineering bandwidth.” Gemini 3.5 Flash · negative prompt · soft negative
“Steep setup for production... documentation gaps for advanced use cases... Some users abandon it for custom solutions” Grok 4.20 · negative prompt · soft negative
“Best ultra-budget option: Great Expectations or Soda Core for basic data quality checks” GPT-5.4 mini · budget prompt · first choice
“Start with GX Core or Soda Core for data quality testing” MiniMax M2.5 · budget prompt · first choice
“Best if the company has strong Python engineering skills and wants an open-source, highly customizable framework; however, the team must manage deployment” Perplexity Sonar · paraphrase prompt · alternative

What the models said about Bigeye

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.

“Avoid if on a Tight Budget ... Bigeye (~$45K+/year)” DeepSeek V4 Flash · budget prompt · hard negative
“can be a good fit, but it is positioned as an enterprise-grade platform; its docs and vendor materials emphasize enterprise use cases more than budget-first adoption” GPT-5.4 mini · budget prompt · soft negative
“Emerging or niche tools (e.g., older mentions of Bigeye, Acceldata, Databand): These have fewer public complaints but mixed adoption.” Grok 4.20 · negative prompt · soft negative
“Bigeye is the most cited mid-market-friendly option with transparent per-table pricing and auto metric generation.” Muse Glimmer 30B · direct prompt · first choice
“Want cross-stack incident detection and lineage? Start with Monte Carlo and Bigeye.” GPT-6 Luna · comparative prompt · first choice
“Bigeye or Acceldata for hybrid support and pipeline‑layer visibility.” GLM 4.7 FlashX · comparative prompt · first choice
Also compared

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.