Technical hiring assessments · November 2026 Edition
Codility vs TestGorilla
Seven of fourteen models named Codility first on the direct prompt; one named TestGorilla. Both were named by all fourteen models and Codility carries 58 labels and TestGorilla 36, so the shares are not directly comparable.
Named in four categories this edition.
Named in six categories this edition.
First-choice share21%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate21%11%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#7A position in a field of 8; printed, not drawn.
Labels5836A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Codility reading right to left. Rank and label count are printed, not drawn.CodeSignal was named alongside these two in thirteen of the fourteen direct answers. HackerRank vs Codility · HackerRank vs TestGorilla · Codility vs Coderbyte
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 technical hiring assessments page.
By framing
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
CodilityFirst choices, of fourteen modelsTestGorilla
Direct711 against TestGorilla
Paraphrase201 against Codility · 1 against TestGorilla
Comparative401 against TestGorilla
Budget-constrained005 against Codility
Scale-constrained10
Negative106 against Codility · 1 against TestGorilla
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, Codility and TestGorilla were named in the same answer 139 times, of the 251 answers naming Codility and the 277 naming TestGorilla. In those answers TestGorilla took the first choice thirty-one times and Codility twenty-four.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Codility and TestGorilla 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 4.20 | | | | | ||
| 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 | | | | | |
Codility TestGorilla first choice named as an alternative argued againstblank: not namedEach cell is one answer, Codility on the left and TestGorilla on the right.The direct prompt
The plain question, one answer per model, grouped by where Codility and TestGorilla stood in it.
Codility first, TestGorilla an alternative
7 of 14 modelsTestGorilla was named in the answer but not as the choice, or not at all.GPT-5.4 miniCodility alternatives: CodeSignal, HackerRank
DeepSeek V4 FlashCodility alternatives: CodeSignal, Coderbyte, HackerRank, TestGorilla
Llama 4 MaverickCodility alternatives: CodeSignal, Coderbyte, HackerRank
Kimi K2Codility, HackerRank alternatives: CodeSignal
GLM 4.7 FlashXCodility alternatives: Canditech, CodeSignal, Coderbyte, HackerRank
MiniMax M2.5Codility alternatives: CodeSignal, Coderbyte, HackerRank
Muse Glimmer 30BCodility alternatives: Canditech, HackerRank, TestGorilla
TestGorilla first, Codility an alternative
1 of 14 modelsCodility was named in the answer but not as the choice, or not at all.Claude Haiku 4.5CodeSubmit, TestGorilla alternatives: CodeSignal, Codility, Qualified
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 FlashCoderbyte alternatives: CodeSignal, CoderPad, DevSkiller, TestGorilla
Perplexity SonarHackerRank alternatives: CodeSignal, Coderbyte, Codility, TestGorilla
Grok 4.20HackerRank alternatives: CodeSignal, Codility
Mistral SmallCodeSignal alternatives: Coderbyte, Codility, HackerRank, TestGorilla
Qwen 3.7 FlashCodeSignal alternatives: Coderbyte, Codility
Neither was named
1 of 14 modelsThe answer made no first choice from these two in this category.GPT-6 LunaHackerRank alternatives: CodeSignal, CoderPad
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
TestGorilla leads by two points.
TestGorilla6%#4 of 9Codility4%#6 of 9Mid-marketThe figures above
The order flips: Codility leads at mid-market.
Codility21%#2 of 8TestGorilla2%#7 of 8Enterprise
Codility leads by twenty-one points.
Codility21%#2 of 10TestGorilla0%#10 of 10What the models said about Codility
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of six in this category shown.
“Why Avoid the Giants? (HackerRank & Codility) ... often poor choices for *strictly* limited budgets” Qwen 3.7 Flash · budget prompt · hard negative
“While these are industry standards, they carry specific complaints regarding *usability* and *relevance* rather than malice.” Qwen 3.7 Flash · negative prompt · soft negative
“significantly cheaper than enterprise-focused platforms like HackerRank or Codility (which start around $1,200+/year)” Kimi K2 · budget prompt · soft negative
“Codility | Defensible hiring decisions; agentic AI coding | ~$1,200/yr (120 credits) | Strongest proctoring, VS Code env, Claude Code integration” DeepSeek V4 Flash · scale prompt · first choice
“Choose Codility if you need defensible, custom work-sample assessments, strong compliance/auditability and explicit coding-agent support.” Muse Glimmer 30B · comparative prompt · first choice
“For most mid-market B2B companies, Codility offers the best balance of assessment quality, pricing, and defensibility.” MiniMax M2.5 · direct prompt · first choice
What the models said about TestGorilla
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of four in this category shown.
“Why to Be Cautious: While popular for its variety of assessments, users often complain about the ratio of "fluff" to actual coding questions.” Qwen 3.7 Flash · negative prompt · soft negative
“Better suited to teams consolidating general hiring assessments than to teams needing a deep software-engineering workbench.” GPT-6 Luna · comparative prompt · soft negative
“TestGorilla is favored by small businesses, indicating a potential mismatch for larger companies” Muse Glimmer 30B · paraphrase prompt · soft negative
“TestGorilla is designed for both technical and non-technical hiring... specifically aimed at providing an affordable solution for small- and medium-sized enterprises” Claude Haiku 4.5 · direct prompt · first choice
Also compared
HackerRank vs CodilityHackerRank vs TestGorillaCodility vs CoderbyteCodility vs CodeSignalCodility vs CoderPadCodility vs TestDomeCoderbyte vs TestGorillaCodeSignal vs TestGorillaCoderPad vs TestGorillaTestDome vs TestGorillaAll twenty-one head-to-head pages and the full technical hiring assessm 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.