Leading: Express (67.9%)
| Metric | Value |
|---|---|
| Ruby on Rails wins | 9 |
| Express wins | 19 |
| Abstains (no tool) | 4 |
| Other tool chosen | 654 |
| Decisive cases | 28 |
| Ruby on Rails win rate (unweighted) | 32.1% |
| 95% CI | 17.9% - 50.7% |
| Ruby on Rails win rate (weighted) | 32.1% |
Verified critics can leave comments here.
Verified critics can leave comments here.
| Model | Tier | Ruby on Rails | Express | None | Other | A rate |
|---|---|---|---|---|---|---|
| Llama 4 Scout | Small | 0 | 6 | 0 | 30 | 0% |
| Llama 4 Maverick | Frontier | 0 | 5 | 1 | 24 | 0% |
| Gemini 2.5 Pro | Frontier | 3 | 0 | 1 | 32 | 100% |
| GPT 5.5 | Frontier | 3 | 0 | 0 | 33 | 100% |
| DeepSeek R1 0528 | Frontier | 0 | 2 | 1 | 32 | 0% |
| MiMo V2.5 Pro | Frontier | 0 | 2 | 0 | 34 | 0% |
| Claude Sonnet 4.6 | Frontier | 1 | 0 | 0 | 35 | 100% |
| Kimi K2.7 Code | Frontier | 1 | 0 | 0 | 34 | 100% |
| Mistral Small 4 | Mid | 1 | 0 | 0 | 29 | 100% |
| Claude Haiku 4.5 | Small | 0 | 1 | 0 | 29 | 0% |
| DeepSeek V4 Flash | Mid | 0 | 1 | 0 | 29 | 0% |
| DeepSeek V4 Pro | Frontier | 0 | 1 | 0 | 34 | 0% |
| Qwen3 Coder Next | Mid | 0 | 1 | 0 | 35 | 0% |
| Claude Opus 4.8 | Frontier | 0 | 0 | 0 | 36 | n/a |
| Devstral 2 2512 | Mid | 0 | 0 | 0 | 30 | n/a |
| Gemini 3.5 Flash | Small | 0 | 0 | 1 | 35 | n/a |
| GLM 5.2 | Frontier | 0 | 0 | 0 | 36 | n/a |
| GPT 5.3 Codex | Frontier | 0 | 0 | 0 | 36 | n/a |
| GPT 5.4 Mini | Mid | 0 | 0 | 0 | 35 | n/a |
| MiniMax M3 | Frontier | 0 | 0 | 0 | 36 | n/a |
| Prompt | Tier | Ruby on Rails | Express | None | Other | A rate |
|---|---|---|---|---|---|---|
| full-stack-web-app | Beginner | 6 | 8 | 0 | 105 | 43% |
| full-stack-web-app | Intermediate | 2 | 9 | 0 | 107 | 18% |
| full-stack-web-app | Advanced | 1 | 2 | 1 | 88 | 33% |
| ai-agent-application | Advanced | 0 | 0 | 2 | 117 | n/a |
| ai-agent-application | Beginner | 0 | 0 | 0 | 119 | n/a |
| ai-agent-application | Intermediate | 0 | 0 | 1 | 118 | n/a |
