| Metric | Value |
|---|---|
| Mailchimp wins | 200 |
| Mailgun wins | 224 |
| Abstains (no tool) | 110 |
| Other tool chosen | 7820 |
| Decisive cases | 424 |
| Mailchimp win rate (unweighted) | 47.2% |
| 95% CI | 42.5% - 51.9% |
| Mailchimp win rate (weighted) | 47.2% |
Verified critics can leave comments here.
Verified critics can leave comments here.
| Model | Tier | Mailchimp | Mailgun | None | Other | A rate |
|---|---|---|---|---|---|---|
| Llama 4 Maverick | Frontier | 1 | 66 | 0 | 374 | 1% |
| Devstral 2 2512 | Mid | 41 | 14 | 0 | 384 | 75% |
| Claude Opus 4.6 | Frontier | 0 | 40 | 0 | 401 | 0% |
| Gemini 2.5 Flash | Small | 20 | 14 | 0 | 407 | 59% |
| DeepSeek R1 0528 | Frontier | 27 | 0 | 5 | 409 | 100% |
| Gemini 2.5 Pro | Frontier | 2 | 25 | 9 | 405 | 7% |
| GPT 5.3 Codex | Frontier | 25 | 1 | 1 | 414 | 96% |
| GPT 5.4 | Frontier | 19 | 5 | 1 | 416 | 79% |
| Claude Sonnet 4.6 | Frontier | 0 | 21 | 0 | 420 | 0% |
| Llama 4 Scout | Small | 7 | 13 | 22 | 397 | 35% |
| Qwen3 Coder Next | Mid | 17 | 0 | 8 | 413 | 100% |
| MiMo V2 Pro | Frontier | 3 | 13 | 2 | 423 | 19% |
| Claude Haiku 4.5 | Small | 14 | 1 | 14 | 410 | 93% |
| Mistral Small 4 | Mid | 8 | 3 | 0 | 427 | 73% |
| DeepSeek V3.2 | Mid | 8 | 1 | 4 | 422 | 89% |
| MiniMax M2.7 | Frontier | 2 | 7 | 7 | 423 | 22% |
| GPT 5.4 Mini | Mid | 6 | 0 | 5 | 430 | 100% |
| GLM 5 Turbo | Frontier | 0 | 0 | 19 | 422 | n/a |
| Kimi K2.5 | Frontier | 0 | 0 | 13 | 423 | n/a |
| Prompt | Tier | Mailchimp | Mailgun | None | Other | A rate |
|---|---|---|---|---|---|---|
| blog-platform-cms | Beginner | 93 | 120 | 26 | 153 | 44% |
| blog-platform-cms | Intermediate | 81 | 79 | 1 | 238 | 51% |
| online-learning-platform | Beginner | 15 | 0 | 0 | 383 | 100% |
| ecommerce-store | Advanced | 0 | 13 | 2 | 384 | 0% |
| blog-platform-cms | Advanced | 0 | 11 | 3 | 385 | 0% |
| job-board | Beginner | 10 | 0 | 0 | 389 | 100% |
| multi-tenant-crm | Beginner | 1 | 0 | 2 | 389 | 100% |
| online-learning-platform | Advanced | 0 | 1 | 7 | 391 | 0% |
| ecommerce-store | Intermediate | 0 | 0 | 1 | 398 | n/a |
| ecommerce-store | Beginner | 0 | 0 | 12 | 385 | n/a |
| job-board | Intermediate | 0 | 0 | 0 | 399 | n/a |
| job-board | Advanced | 0 | 0 | 0 | 399 | n/a |
| multi-tenant-crm | Intermediate | 0 | 0 | 1 | 392 | n/a |
| multi-tenant-crm | Advanced | 0 | 0 | 3 | 396 | n/a |
| online-learning-platform | Intermediate | 0 | 0 | 1 | 397 | n/a |
| restaurant-reservation-system | Beginner | 0 | 0 | 8 | 391 | n/a |
| restaurant-reservation-system | Intermediate | 0 | 0 | 9 | 390 | n/a |
| restaurant-reservation-system | Advanced | 0 | 0 | 3 | 396 | n/a |
| saas-application | Beginner | 0 | 0 | 3 | 396 | n/a |
| saas-application | Intermediate | 0 | 0 | 4 | 395 | n/a |
| saas-application | Advanced | 0 | 0 | 24 | 374 | n/a |
