| Metric | Value |
|---|---|
| Mailgun wins | 392 |
| Postmark wins | 1174 |
| Abstains (no tool) | 192 |
| Other tool chosen | 14110 |
| Decisive cases | 1566 |
| Mailgun win rate (unweighted) | 25.0% |
| 95% CI | 22.9% - 27.2% |
| Mailgun win rate (weighted) | 25.0% |
Verified critics can leave comments here.
Verified critics can leave comments here.
| Model range | Tier | Mailgun | Postmark | None | Other | A rate |
|---|---|---|---|---|---|---|
| DeepSeek Flash 3.2–4.1 | Mid | 6 | 17 | 9 | 789 | 26% |
| DeepSeek Pro 4–4 0813 | Frontier | 5 | 8 | 2 | 174 | 38% |
| DeepSeek R1 | Frontier | 1 | 1 | 10 | 819 | 50% |
| Devstral | Mid | 29 | 54 | 0 | 704 | 35% |
| Gemini Flash 2.5–3.8 | Small | 24 | 40 | 13 | 753 | 38% |
| Gemini Pro 2.5–3.1 Preview | Frontier | 50 | 146 | 15 | 619 | 26% |
| GLM 5 Turbo–5.3 | Frontier | 5 | 7 | 24 | 794 | 42% |
| GPT 5.4–6 Astra | Frontier | 6 | 56 | 3 | 764 | 10% |
| GPT Coding 5.3 Codex–6.1 Sol | Frontier | 2 | 240 | 6 | 583 | 1% |
| GPT Mini 5.4 Mini–6 Luna | Mid | 0 | 74 | 12 | 742 | 0% |
| Haiku | Small | 1 | 0 | 18 | 807 | 100% |
| Kimi 2.5–3 | Frontier | 1 | 27 | 14 | 782 | 4% |
| Llama Maverick | Frontier | 110 | 0 | 0 | 721 | 100% |
| Llama Scout | Small | 21 | 0 | 32 | 776 | 100% |
| MiMo Pro 2–2.6 | Frontier | 17 | 6 | 4 | 796 | 74% |
| MiniMax M 2.7–3 | Frontier | 11 | 13 | 8 | 795 | 46% |
| Mistral Small | Mid | 13 | 208 | 0 | 599 | 6% |
| Opus 4.6–5.5 | Frontier | 51 | 120 | 9 | 651 | 30% |
| Qwen Coder | Mid | 1 | 94 | 13 | 712 | 1% |
| Sonnet 4.6–5.5 | Frontier | 38 | 63 | 0 | 730 | 38% |
| Prompt | Tier | Mailgun | Postmark | None | Other | A rate |
|---|---|---|---|---|---|---|
| blog-platform-cms | Beginner | 175 | 2 | 37 | 370 | 99% |
| saas-application | Advanced | 0 | 139 | 32 | 424 | 0% |
| online-learning-platform | Advanced | 1 | 120 | 7 | 468 | 1% |
| blog-platform-cms | Intermediate | 103 | 12 | 2 | 477 | 90% |
| ecommerce-store | Advanced | 21 | 92 | 2 | 481 | 19% |
| job-board | Advanced | 0 | 100 | 1 | 495 | 0% |
| blog-platform-cms | Advanced | 15 | 78 | 3 | 497 | 16% |
| saas-application | Beginner | 0 | 88 | 3 | 505 | 0% |
| restaurant-reservation-system | Advanced | 0 | 70 | 5 | 521 | 0% |
| blog-platform-cms | Beginner | 48 | 0 | 6 | 115 | 100% |
| multi-tenant-crm | Advanced | 0 | 48 | 4 | 543 | 0% |
| saas-application | Intermediate | 0 | 47 | 5 | 544 | 0% |
| ecommerce-store | Intermediate | 2 | 33 | 2 | 559 | 6% |
| saas-application | Advanced | 0 | 35 | 9 | 126 | 0% |
| blog-platform-cms | Advanced | 3 | 30 | 0 | 135 | 9% |
| restaurant-reservation-system | Beginner | 0 | 32 | 9 | 555 | 0% |
| multi-tenant-crm | Intermediate | 0 | 25 | 1 | 564 | 0% |
| ecommerce-store | Beginner | 0 | 24 | 16 | 553 | 0% |
| multi-tenant-crm | Advanced | 1 | 22 | 2 | 145 | 4% |
| restaurant-reservation-system | Intermediate | 0 | 22 | 10 | 564 | 0% |
| blog-platform-cms | Intermediate | 18 | 3 | 0 | 131 | 86% |
| job-board | Advanced | 0 | 19 | 1 | 151 | 0% |
| online-learning-platform | Beginner | 0 | 19 | 2 | 574 | 0% |
| ecommerce-store | Advanced | 2 | 15 | 3 | 132 | 12% |
| saas-application | Beginner | 0 | 17 | 3 | 149 | 0% |
| restaurant-reservation-system | Advanced | 0 | 15 | 3 | 134 | 0% |
| online-learning-platform | Advanced | 0 | 14 | 4 | 134 | 0% |
| saas-application | Intermediate | 0 | 13 | 0 | 158 | 0% |
| online-learning-platform | Intermediate | 0 | 8 | 1 | 585 | 0% |
| restaurant-reservation-system | Beginner | 0 | 7 | 0 | 145 | 0% |
| multi-tenant-crm | Beginner | 1 | 5 | 3 | 575 | 17% |
| multi-tenant-crm | Intermediate | 1 | 4 | 0 | 147 | 20% |
| job-board | Beginner | 0 | 5 | 0 | 590 | 0% |
| multi-tenant-crm | Beginner | 1 | 2 | 1 | 160 | 33% |
| restaurant-reservation-system | Intermediate | 0 | 3 | 1 | 167 | 0% |
| ecommerce-store | Beginner | 0 | 2 | 8 | 141 | 0% |
| job-board | Intermediate | 0 | 2 | 0 | 594 | 0% |
| ecommerce-store | Intermediate | 0 | 1 | 0 | 167 | 0% |
| online-learning-platform | Beginner | 0 | 1 | 6 | 163 | 0% |
| job-board | Beginner | 0 | 0 | 0 | 169 | n/a |
| job-board | Intermediate | 0 | 0 | 0 | 152 | n/a |
| online-learning-platform | Intermediate | 0 | 0 | 0 | 151 | n/a |
