# Coderbyte vs DevSkiller: which do AI models recommend for technical hiring assessm, October 2026

HR AI Recommendation Index, October 2026 Edition, Technical hiring assessments. One of fourteen models named Coderbyte first on the direct prompt; one named DevSkiller. Page: https://hr-ai-index.com/talent/technical-hiring-assessments/coderbyte-vs-devskiller/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Coderbyte | 10% | #4 of 9 | 9% | 22 | 12 of 14 |
| DevSkiller | 2% | #8 of 9 | 0% | 10 | 9 of 14 |

## The direct prompt, model by model

- Kimi K2: coderbyte first (first choices: Coderbyte) (alternatives: HackerRank, TestGorilla)
- Muse Glimmer 30B: devskiller first (first choices: CodeSignal, DevSkiller, HackerRank) (alternatives: Codility)
- Perplexity Sonar: neither first, one named (first choices: CodeSignal) (alternatives: Coderbyte, DevSkiller)
- Grok 4.1 Fast: neither first, one named (first choices: HackerRank) (alternatives: CodeSignal, CoderPad, Coderbyte, Codility)
- Llama 4 Maverick: neither first, one named (first choices: Goodfit) (alternatives: CodeSignal, Coderbyte, HackerRank)
- GLM 4.7 FlashX: neither first, one named (first choices: Codility, TestGorilla) (alternatives: CodeSignal, Coderbyte, HackerRank)
- Claude Haiku 4.5: neither named (first choices: HackerEarth, TestGorilla) (alternatives: CodeSignal)
- GPT-5.4 mini: neither named (first choices: HackerRank) (alternatives: CodeSignal, Codility)
- Gemini 3.5 Flash: neither named (first choices: CoderPad, Woven) (alternatives: CodeSignal)
- Mistral Small: neither named (first choices: Goodfit) (alternatives: HackerRank)
- DeepSeek V4 Flash: neither named (first choices: Codility) (alternatives: CodeSignal, HackerRank)
- Qwen 3.7 Flash: neither named (first choices: CodeSignal) (alternatives: CoderPad, Codility, TestGorilla, Voomer)
- MiniMax M2.5: neither named (first choices: Codility) (alternatives: AssessHub, CoderPad, HackerRank)
- GPT-6 Luna: neither named (first choices: CodeSignal Hire Grow) (alternatives: CoderPad, HackerRank)

## What the models said about Coderbyte

- "Frequently called out as one of the worst by candidates due to bugs ... "riddled with bugs"" (Grok 4.1 Fast, negative prompt, hard negative)
- "Some platforms (like Coderbyte) have cheap base prices but charge add-ons for proctoring" (DeepSeek V4 Flash, budget prompt, soft negative)
- "Best for Regular Hiring: Coderbyte ... unlimited plan offers the best value." (Kimi K2, budget prompt, first choice)
- "For a small company watching cash flow, I'd start with Coderbyte's monthly plan." (GPT-6 Luna, budget prompt, first choice)
- "Coderbyte stands out as one of the best coding assessment platforms" (Grok 4.1 Fast, budget prompt, first choice)

## What the models said about DevSkiller

- "CodeSignal / DevSkiller are commonly recommended for 50-500 hires mid-market teams" (Muse Glimmer 30B, direct prompt, first choice)
- "CodeSignal or DevSkiller is explicitly listed for *mid-market (50–500 hires)*" (Perplexity Sonar, direct prompt, alternative)
- "Uses the RealLifeTesting" methodology... realistic code scenarios" (GLM 4.7 FlashX, 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.