Thinking Machines Inkling Launch - FORTRESS Adversarial: leaderboard
Metric: Harmful-Request Refusal Rate (%). Source: thinkingmachines.ai. 9 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Claude Fable 5 (Max) | 96 |
| 2 | GPT-5.6 Sol | 82.4 |
| 3 | Nemotron 3 Ultra | 77.6 |
| 4 | GLM-5.2 | 71.3 |
| 5 | Kimi K2.6 | 65.6 |
| 6 | Gemini 3.1 Pro (Preview) (High) | 65.2 |
| 7 | Kimi K2.5 | 54.1 |
| 8 | DeepSeek V4 Pro | 36 |
Interactive version: theaggregate.ai/benchmark?slug=thinking-machines-inkling-launch-fortress-adversarial · How It Works · Data refreshed daily, snapshot 2026-09-19.