San Francisco 49ersCB

JackJones

5'11"175 lbAge 285 seasonsArizona StateDraft 2022 · R4 P121
Week 4 ProjectionBFIQ model
vs Broncos · Sun, Oct 4 · 4:25 PM ET
Solo Tackles2.9
Assist Tackles1.6

Backfield IQ model: 2025 per-game production adjusted for opponent defense.

Shared model
Joint roster forecast
Guarded specialist marginals across both complete rosters
Relational
Offensive snaps
0%
Defensive snaps
67%
Solo tackles2.86P10–P90 1.0–5.0
Assist tackles1.60P10–P90 0.0–4.0

Ranges integrate uncertainty in game environment, team volume, participation, allocation, and conversion. Context links show learned attention, not isolated causal effects.

The game around the player
Role across game environments.
How the same player changes when the game script changes.
99%
Any-snap probability
DB
Pregame role
Assisted tackles
opponent plays change tackle chances; defensive role and tackle-credit rate remain player-specific
1.46 → 1.73
One-score game · defensive · slow
SF controls · high scoring · fast
Solo tackles
opponent plays change tackle chances; defensive role and tackle-credit rate remain player-specific
2.61 → 3.10
One-score game · defensive · slow
SF controls · high scoring · fast
Sacks
opponent dropbacks change rush chances; participation, pressure allocation and finish remain player-specific
0.01 → 0.02
One-score game · defensive · slow
SF controls · high scoring · fast

Scenario means integrate back to the guarded player distribution. “Validated” is awarded per market; a descriptive forecast is not automatically a betting signal.

This season

2026 Game Log

WeekOppResultSOLOAST
Week 3ARIW 36–3032
1 games32
Performance history

2025 Game Log

WeekOppResultSOLOAST
Week 1@INDL 8–3335
Week 2NEL 27–332—
Week 3@BUFL 21–3121
Week 4NYJW 27–2114
Week 5@CARL 24–274—
Week 6LACL 27–296—
Week 7@CLEL 6–312—
Week 8@ATLW 34–1031
Week 9BALL 6–281—
Week 10BUFW 30–1333
Week 11WASW 16–13—1
Week 13NOW 21–1732
Week 14@NYJW 34–10—4
Week 15@PITL 15–2862
Week 16CINL 21–4531
Week 17TBW 20–1782
Week 18@NEL 10–3822
17 games4928