Benchmarks · economics
TaxEval (Vals)
A Vals-created set of questions and responses to tax questions Scores are the values published by VALS AI. Source benchmark version 2.
59 models · 59 results · updated 2026-09-01 · vals.ai ↗
Leaderboard
Muse Spark 1.2 xhigh
Heavy line: best score at each price. Thin lines join one model's effort levels. Cost uses each model's median subscription plan, or API price with no plan data. 38 more models under All models in settings.
More from this benchmark
3 published measuresTime per task145 results · lower is better
38 more models under All models in settings.
Score vs any published measure2 measures: sub-scores, splits, counts
Breakdown
darker is better within each column · click a column to sort| Model | ||
|---|---|---|
| Muse Spark 1.2 xhigh | 68.0 | 92.7 |
| Muse Spark 1.1 xhigh | 66.9 | 92.6 |
| Muse Spark | 65.6 | 89.8 |
| Sonnet 4.6 max | 65.8 | 88.4 |
| Fable 5 max | 65.8 | 88.1 |
| GPT-5.6 Luna max | 66.6 | 85.8 |
| GPT-5.6 Terra xhigh | 65.8 | 86.5 |
| Fable 5.1 max | 64.1 | 87.8 |
| Grok 3 none | 63.9 | 87.9 |
| Kimi K3 max | 65.3 | 86.1 |
| Opus 4.8 max | 64.5 | 86.8 |
| Sonnet 5 max | 64.0 | 87.2 |
| GLM 5.3 Flash max | 64.0 | 87.2 |
| Qwen 3.8 Max | 64.1 | 87.0 |
| Inkling Small max | 63.9 | 87.2 |
| Inkling max | 63.5 | 87.1 |
| Qwen 3.7 Max | 63.5 | 87.1 |
| Opus 4.7 max | 63.8 | 86.8 |
| Opus 5 max | 62.0 | 88.3 |
| GPT-5.5 xhigh | 65.5 | 84.5 |
| Gemini 3.6 Flash high | 63.5 | 86.2 |
| GPT-5.6 Sol max | 65.0 | 84.5 |
| Gemini 3.7 Flash high | 63.6 | 85.9 |
| Qwen 3.6 Plus max | 64.2 | 85.3 |
| Kimi K2.6 max | 62.7 | 86.6 |
All results
59 rows| # | Model | Effort | TaxEval (Vals) | Subscription $ / task | API $ / task | Time |
|---|---|---|---|---|---|---|
| 1 | Muse Spark 1.2 | xhigh | 80.4% | $0.007 | $0.014 | 48s |
| 2 | Muse Spark 1.1 | xhigh | 79.7% | $0.015 | $0.015 | 33s |
| 3 | Muse Spark | 77.7% | $0.002 | $0.002 | 58s | |
| 4 | Sonnet 4.6 | max | 77.1% | $0.13 | $0.13 | 2.1 min |
| 5 | Fable 5 | max | 76.9% | $0.025 | $0.22 | 57s |
| 6 | GPT-5.6 Luna | max | 76.2% | $0.001 | $0.012 | 77s |
| 7 | GPT-5.6 Terra | xhigh | 76.2% | $0.001 | $0.036 | 37s |
| 8 | Fable 5.1 | max | 76.0% | $0.054 | $0.35 | 86s |
| 9 | Grok 3 | none | 75.9% | $0.017 | $0.017 | 13s |
| 10 | Kimi K3 | max | 75.7% | $0.007 | $0.078 | 2.4 min |
| 11 | Opus 4.8 | max | 75.6% | $0.003 | $0.16 | 70s |
| 12 | Sonnet 5 | max | 75.6% | $0.005 | $0.30 | 3.4 min |
| 13 | GLM 5.3 Flash | max | 75.6% | free | $0.002 | 53s |
| 14 | Qwen 3.8 Max | max | 75.6% | $0.009 | $0.076 | 4.4 min |
| 15 | Inkling Small | max | 75.5% | $0.014 | $0.018 | 4.0 min |
| 16 | Inkling | max | 75.3% | $0.009 | $0.10 | 3.3 min |
| 17 | Qwen 3.7 Max | max | 75.3% | $0.009 | $0.028 | 58s |
| 18 | Opus 4.7 | max | 75.3% | $0.12 | $0.12 | 62s |
| 19 | Opus 5 | max | 75.1% | $0.002 | $0.11 | 58s |
| 20 | GPT-5.5 | xhigh | 75.0% | $0.002 | $0.060 | 1.6 min |
| 21 | Gemini 3.6 Flash | high | 74.9% | $0.001 | $0.020 | 12s |
| 22 | GPT-5.6 Sol | max | 74.8% | $0.004 | $0.14 | 62s |
| 23 | Gemini 3.7 Flash | high | 74.7% | $0.002 | $0.019 | 7.8s |
| 24 | Qwen 3.6 Plus | max | 74.7% | $0.006 | $0.011 | 71s |
| 25 | Kimi K2.6 | max | 74.7% | $0.015 | $0.029 | 4.5 min |
| 26 | Gemini 3.8 Flash | high | 74.4% | $0.001 | $0.024 | 8.8s |
| 27 | Gemini 3.5 Flash | high | 74.4% | $0.038 | $0.038 | 20s |
| 28 | MiMo V2.5 Pro | xhigh | 73.8% | $0.000 | $0.003 | 63s |
| 29 | Qwen 3 Max | max | 73.5% | $0.007 | $0.007 | 29s |
| 30 | GLM 5.2 | max | 73.3% | $0.000 | $0.015 | 65s |