| Metric | Value |
|---|---|
| Mailchimp wins | 273 |
| Mailgun wins | 293 |
| Abstains (no tool) | 134 |
| Other tool chosen | 10537 |
| Decisive cases | 566 |
| Mailchimp win rate (unweighted) | 48.2% |
| 95% CI | 44.1% - 52.3% |
| Mailchimp win rate (weighted) | 48.2% |
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 | 89 | 0 | 498 | 1% |
| Devstral 2 2512 | Mid | 56 | 17 | 0 | 492 | 77% |
| Claude Opus 4.6 | Frontier | 0 | 41 | 0 | 421 | 0% |
| Gemini 2.5 Pro | Frontier | 2 | 36 | 12 | 537 | 5% |
| DeepSeek R1 0528 | Frontier | 37 | 0 | 7 | 544 | 100% |
| Gemini 2.5 Flash | Small | 21 | 15 | 1 | 425 | 58% |
| GPT 5.3 Codex | Frontier | 33 | 1 | 2 | 552 | 97% |
| Claude Sonnet 4.6 | Frontier | 0 | 28 | 0 | 560 | 0% |
| Llama 4 Scout | Small | 9 | 18 | 28 | 531 | 33% |
| GPT 5.4 | Frontier | 19 | 5 | 1 | 437 | 79% |
| Qwen3 Coder Next | Mid | 23 | 0 | 8 | 554 | 100% |
| Claude Haiku 4.5 | Small | 18 | 1 | 15 | 551 | 95% |
| MiMo V2 Pro | Frontier | 3 | 14 | 2 | 443 | 18% |
| Mistral Small 4 | Mid | 13 | 3 | 0 | 566 | 81% |
| DeepSeek V3.2 | Mid | 10 | 1 | 4 | 440 | 91% |
| MiniMax M2.7 | Frontier | 2 | 8 | 7 | 443 | 20% |
| GPT 5.5 | Frontier | 8 | 1 | 1 | 115 | 89% |
| GPT 5.4 Mini | Mid | 7 | 0 | 6 | 575 | 100% |
| MiMo V2.5 Pro | Frontier | 5 | 1 | 1 | 117 | 83% |
| GLM 5.2 | Frontier | 3 | 2 | 0 | 121 | 60% |
| DeepSeek V4 Pro | Frontier | 0 | 5 | 2 | 119 | 0% |
| Gemini 3.5 Flash | Small | 0 | 4 | 0 | 121 | 0% |
| DeepSeek V4 Flash | Mid | 1 | 2 | 3 | 117 | 33% |
| Claude Opus 4.8 | Frontier | 2 | 0 | 0 | 124 | 100% |
| Kimi K2.7 Code | Frontier | 0 | 1 | 0 | 124 | 0% |
| GLM 5 Turbo | Frontier | 0 | 0 | 20 | 442 | n/a |
| Kimi K2.5 | Frontier | 0 | 0 | 14 | 443 | n/a |
| MiniMax M3 | Frontier | 0 | 0 | 0 | 125 | n/a |
| Prompt | Tier | Mailchimp | Mailgun | None | Other | A rate |
|---|---|---|---|---|---|---|
| blog-platform-cms | Beginner | 131 | 162 | 32 | 202 | 45% |
| blog-platform-cms | Intermediate | 109 | 96 | 2 | 328 | 53% |
| online-learning-platform | Beginner | 20 | 0 | 2 | 514 | 100% |
| ecommerce-store | Advanced | 0 | 18 | 2 | 517 | 0% |
| blog-platform-cms | Advanced | 0 | 15 | 3 | 517 | 0% |
| job-board | Beginner | 12 | 0 | 0 | 524 | 100% |
| multi-tenant-crm | Beginner | 1 | 0 | 3 | 522 | 100% |
| ecommerce-store | Intermediate | 0 | 1 | 2 | 534 | 0% |
| online-learning-platform | Advanced | 0 | 1 | 7 | 529 | 0% |
| ecommerce-store | Beginner | 0 | 0 | 15 | 519 | n/a |
| job-board | Intermediate | 0 | 0 | 0 | 537 | n/a |
| job-board | Advanced | 0 | 0 | 1 | 536 | n/a |
| multi-tenant-crm | Intermediate | 0 | 0 | 1 | 530 | n/a |
| multi-tenant-crm | Advanced | 0 | 0 | 4 | 532 | n/a |
| online-learning-platform | Intermediate | 0 | 0 | 1 | 534 | n/a |
| restaurant-reservation-system | Beginner | 0 | 0 | 9 | 528 | n/a |
| restaurant-reservation-system | Intermediate | 0 | 0 | 9 | 528 | n/a |
| restaurant-reservation-system | Advanced | 0 | 0 | 4 | 533 | n/a |
| saas-application | Beginner | 0 | 0 | 3 | 534 | n/a |
| saas-application | Intermediate | 0 | 0 | 5 | 532 | n/a |
| saas-application | Advanced | 0 | 0 | 29 | 507 | n/a |
