# TestGorilla vs Testlify: which do AI models recommend for candidate assessment, September 2026

HR AI Recommendation Index, September 2026 Edition, Candidate assessment. Nine of twelve models named TestGorilla first on the direct prompt; zero named Testlify. Page: https://hr-ai-index.com/talent/candidate-assessment/testgorilla-vs-testlify/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| TestGorilla | 68% | #1 of 10 | 7% | 54 | 12 of 12 |
| Testlify | 2% | #4 of 10 | 0% | 13 | 10 of 12 |

## The direct prompt, model by model

- GPT-5.4 mini: testgorilla first (first choices: TestGorilla) (alternatives: HireVue, Talogy)
- Gemini 3.5 Flash: testgorilla first (first choices: TestGorilla) (alternatives: Coderbyte, Criteria Corp, Intervue, The Predictive Index, Vervoe)
- Grok 4.1 Fast: testgorilla first (first choices: TestGorilla) (alternatives: Criteria Corp)
- Mistral Small: testgorilla first (first choices: TestGorilla) (alternatives: Adaface, Greenhouse, The Predictive Index)
- DeepSeek V4 Flash: testgorilla first (first choices: TestGorilla) (alternatives: Criteria Corp, The Predictive Index)
- Llama 4 Maverick: testgorilla first (first choices: TestGorilla)
- Qwen 3.7 Flash: testgorilla first (first choices: TestGorilla) (alternatives: CodeSignal, HireVue, Talmundo)
- Kimi K2: testgorilla first (first choices: Criteria Corp, TestGorilla) (alternatives: Plum, The Predictive Index)
- MiniMax M2.5: testgorilla first (first choices: SHL, TestGorilla) (alternatives: Test Partnership)
- Claude Haiku 4.5: neither first, one named (first choices: The Predictive Index) (alternatives: Criteria Corp, TestGorilla)
- Perplexity Sonar: neither first, one named (first choices: Criteria Corp) (alternatives: TestGorilla)
- GLM 4.7 FlashX: neither first, one named (first choices: Criteria Corp) (alternatives: Harver, Plum, TestGorilla)

## What the models said about TestGorilla

- "TestGorilla is a skills-first platform offering a test library of 350+ validated skills tests spanning cognitive ability, personality, coding tests, job-specific and role-specific skills" (Claude Haiku 4.5, comparative prompt, first choice)
- "the best pre-employment assessment platform is usually TestGorilla if you want the strongest overall mix of low entry cost, broad test coverage, and a free tier" (Perplexity Sonar, budget prompt, first choice)
- "For most mid-market B2B companies, TestGorilla is the best overall choice due to its affordability, comprehensive test library, and strong reputation." (Mistral Small, direct prompt, first choice)

## What the models said about Testlify

- "the recommended skills testing tool for hiring for a mid-sized B2B company is Testlify" (Llama 4 Maverick, paraphrase prompt, first choice)
- "Reputable alternatives like those with strong validation (e.g., some mention Testlify positively) prioritize usability and fairness." (Grok 4.1 Fast, negative prompt, alternative)
- "Choose Mercer Mettl/Testlify if: You are a large enterprise needing robust compliance, massive scale" (Qwen 3.7 Flash, comparative prompt, alternative)

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