Prospect Baseline Prospect Baseline
Model Last Run Oct 5, 2026
Player Profile

Dean Livingston

ARI · High-A · P · Age 20

Bats R · Throws R
Prospect Score72.2#146 Overall
Baseline67Most likely outcome
Performance62Solid current performance
Trend0.0Stable

Projected Outcome

Prospect Baseline model range
Floor62Lower-end outcome
Baseline67Most likely outcome
Ceiling72High-end outcome

Why Prospect Baseline Sees Him This Way

Prospect Baseline surfaced this player because of a balanced combination of projection, performance, and developmental context. Continued progress would reinforce the current baseline and ceiling.

Performance

Selected evidence
62Solid current performance
Miss ability8.6 K/9Near expected range
Command3.0 BB/9Near expected range
Traffic prevention1.13 WHIPStrong traffic prevention

Scouting Profile

20–80 scale
Overall45
Fastball60
Slider50
Curveball45
Changeup50
Control50

Source: MLB Pipeline · Updated 2026-09-29

Model Detail
ConfidenceHigh90How much reliable information supports the evaluation.
RiskHigh0Uncertainty surrounding the projected outcome.
Age-to-LevelUnavailableN/AHow advanced the player is relative to the level.
Track RecordUnavailableN/AStability of the model record over time.
Data QualityUnavailableN/ACompleteness and reliability of available inputs.
Forecasts
StatusAvailable
2027 Projection50.0
Projected Range29–71
Arrival Probability24%
Productive Role Probability2%
Player Background
OrganizationArizona Diamondbacks
LevelHigh-A
PositionP
BatsR
ThrowsR
Development History

Model history

Median movement
First recorded 70 Latest recorded 67
74 68.5 63 2026-09-02 · Median 70 2026-09-03 · Median 70 2026-09-05 · Median 70 2026-09-06 · Median 70 2026-09-09 · Median 69 2026-09-14 · Median 68.8 2026-09-15 · Median 69 2026-09-16 · Median 69 2026-09-17 · Median 69 2026-09-18 · Median 69 2026-09-19 · Median 69 2026-09-21 · Median 69 2026-09-22 · Median 69 2026-09-24 · Median 69 2026-09-25 · Median 69 2026-09-29 · Median 67 2026-09-30 · Median 67 2026-10-03 · Median 67 2026-10-04 · Median 67 2026-10-05 · Median 67 2026-09-02 2026-10-05

2026-10-05 · Median 67

Saved median assessments. Gaps indicate unavailable or non-comparable observations.
View recorded values
DateMedian
2026-10-0567
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2026-09-1468.8
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