Leading: Express (69.2%)
| Metric | Value |
|---|---|
| Ruby on Rails wins | 12 |
| Express wins | 27 |
| Abstains (no tool) | 4 |
| Other tool chosen | 994 |
| Decisive cases | 39 |
| Ruby on Rails win rate (unweighted) | 30.8% |
| 95% CI | 18.6% - 46.4% |
| Ruby on Rails win rate (weighted) | 30.8% |
Verified critics can leave comments here.
Verified critics can leave comments here.
| Model range | Tier | Ruby on Rails | Express | None | Other | A rate |
|---|---|---|---|---|---|---|
| DeepSeek Flash 3.2–4.1 | Mid | 0 | 1 | 0 | 45 | 0% |
| DeepSeek Pro 4–4 0813 | Frontier | 0 | 1 | 0 | 52 | 0% |
| DeepSeek R1 | Frontier | 1 | 2 | 1 | 48 | 33% |
| Devstral | Mid | 0 | 0 | 0 | 42 | n/a |
| Gemini Flash 2.5–3.8 | Small | 0 | 0 | 1 | 53 | n/a |
| Gemini Pro 2.5–3.1 Preview | Frontier | 3 | 0 | 1 | 50 | 100% |
| GLM 5 Turbo–5.3 | Frontier | 1 | 0 | 0 | 53 | 100% |
| GPT 5.4–6 Astra | Frontier | 3 | 0 | 0 | 51 | 100% |
| GPT Coding 5.3 Codex–6.1 Sol | Frontier | 0 | 0 | 0 | 54 | n/a |
| GPT Mini 5.4 Mini–6 Luna | Mid | 0 | 0 | 0 | 53 | n/a |
| Haiku | Small | 0 | 1 | 0 | 44 | 0% |
| Kimi 2.5–3 | Frontier | 1 | 0 | 0 | 52 | 100% |
| Llama Maverick | Frontier | 1 | 7 | 1 | 45 | 13% |
| Llama Scout | Small | 0 | 12 | 0 | 42 | 0% |
| MiMo Pro 2–2.6 | Frontier | 0 | 2 | 0 | 52 | 0% |
| MiniMax M 2.7–3 | Frontier | 0 | 0 | 0 | 54 | n/a |
| Mistral Small | Mid | 1 | 0 | 0 | 44 | 100% |
| Opus 4.6–5.5 | Frontier | 0 | 0 | 0 | 54 | n/a |
| Qwen Coder | Mid | 0 | 1 | 0 | 53 | 0% |
| Sonnet 4.6–5.5 | Frontier | 1 | 0 | 0 | 53 | 100% |
| Prompt | Tier | Ruby on Rails | Express | None | Other | A rate |
|---|---|---|---|---|---|---|
| full-stack-web-app | Beginner | 7 | 12 | 0 | 159 | 37% |
| full-stack-web-app | Intermediate | 3 | 12 | 0 | 161 | 20% |
| full-stack-web-app | Advanced | 2 | 3 | 1 | 143 | 40% |
| ai-agent-application | Advanced | 0 | 0 | 2 | 176 | n/a |
| ai-agent-application | Beginner | 0 | 0 | 0 | 178 | n/a |
| ai-agent-application | Intermediate | 0 | 0 | 1 | 177 | n/a |
