Vals AI TaxEval v2 — leaderboard
Metric: Accuracy (%). Source: www.vals.ai. 129 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | Muse Spark 1.1 | 79.72 |
| 2 | Muse Spark | 77.68 |
| 3 | Claude Sonnet 4.6 | 77.11 |
| 4 | Claude Fable 5 | 76.94 |
| 5 | GPT-5.6 Terra | 76.17 |
| 6 | GPT-5.6 Luna | 76.17 |
| 7 | Claude Opus 4.6 (Thinking) | 75.96 |
| 8 | Grok 3 | 75.88 |
| 9 | GPT-5.2 | 75.76 |
| 10 | Kimi K3 | 75.72 |
| 11 | Grok 4 Fast (Reasoning) | 75.7 |
| 12 | Claude Opus 4.8 | 75.63 |
| 13 | Claude Sonnet 5 | 75.63 |
| 14 | Qwen 3.7 Max | 75.31 |
| 15 | Inkling | 75.31 |
Interactive version: theaggregate.ai/benchmark?slug=vals-ai-taxeval-v2 · How the rankings work · Data refreshed daily, snapshot 2026-07-22.