ARTVS - Format Adherence: leaderboard
ARTVS format adherence on its fixed synthetic English business-document corpus: mechanical exact-answer grading across classification, invoice, spreadsheet, tool-choice and evidence tasks. Models retain their native precision, reasoning and serving budgets. Content failures include timeouts and context/output limits; format adherence uses the source's format-checked reply denominator.
Metric: Bare JSON adherence among format-checked replies (%). Source: artvs.ai. Saturation forecast: Rough model projection: around 2026. 24 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | Claude Opus 5.5 (Medium) (ARTVS Run: f8636eff133b0699) | 100 | |
| 2 | DeepSeek V4.1 Flash (Thinking) (ARTVS Run: f8636eff133b0699) | 100 | |
| 3 | DeepSeek V4 Pro (0813) (Thinking) (ARTVS Run: f8636eff133b0699) | 100 | |
| 4 | Claude Haiku 5.5 (Medium) (ARTVS Run: f8636eff133b0699) | 100 | |
| 5 | Qwen3.8 27B (IQ3_XXS, Non-reasoning) (ARTVS Run: f8636eff133b0699) | 100 | |
| 6 | Qwen3.8 27B (Q4_K_M, Non-reasoning) (ARTVS Run: f8636eff133b0699) | 100 | |
| 7 | Qwen3.8 27B (IQ3_S, Non-reasoning) (ARTVS Run: f8636eff133b0699) | 100 | |
| 8 | Gemma 4 26B-A4B (Q4_K_M, Non-reasoning) (ARTVS Run: f8636eff133b0699) | 100 | |
| 9 | Gemma 4 E4B (Q4_0, Non-reasoning) (ARTVS Run: f8636eff133b0699) | 100 | |
| 10 | Nemotron 3.5 Bolt E4B (Q8_0, Non-reasoning) (ARTVS Run: f8636eff133b0699) | 100 |
Interactive version: theaggregate.ai/benchmark?slug=artvs-format-adherence · How It Works · Data refreshed daily, snapshot 2026-11-05.