Which one AI picks, and when.
Data as of Aug 13, 2026 · Based on 157 AI claims comparing the two · See how Parse measures this
Head to head
The two are furthest apart on authority, where ADP leads by 11 points.
| Measure |  ADP |  Paychex |
|---|---|---|
| Parse Score | 94 |
| 86 |
| Strength | 74 | 65 |
|---|
| Reach | 80 | 77 |
|---|
| Authority (widest gap) | 78 | 67 |
|---|
