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Duel Filter V1 · Daily research cohort

Suppression Candidates

The original pitcher-duel hypothesis, evaluated with immutable point-in-time starter and bullpen snapshots.

Research benchmark only · A cohort match is not a betting recommendation

Evaluated10

V1 matches0

Rejected9

Incomplete1

Point-in-time audit

Daily evaluations

Private source connected

Jul 30, 11:10 AM CDTTropicana Field

Does not match

Away

Texas Rangers

Cole Winnprobable

xERA: 4.95
K-BB%: 16.7%
Bullpen: #19

Pitcher stats through 2026-07-30

Home

Tampa Bay Rays

Shane McClanahanprobable

xERA: 4.17
K-BB%: 13.9%
Bullpen: #16

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Cole WinnxERA
Cole Winn recorded a 4.95 xERA. V1 requires each starter to be below 3.25.
Observed
4.95
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Shane McClanahanxERA
Shane McClanahan recorded a 4.17 xERA. V1 requires each starter to be below 3.25.
Observed
4.17
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Cole WinnK-BB%
Cole Winn recorded a 16.7% K-BB%. V1 requires each starter to be above 18.0%.
Observed
16.7%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
away_starter_k_minus_bb_not_above_18pct
Shane McClanahanK-BB%
Shane McClanahan recorded a 13.9% K-BB%. V1 requires each starter to be above 18.0%.
Observed
13.9%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
home_starter_k_minus_bb_not_above_18pct
Texas Rangers bullpenBullpen ERA rank
Texas Rangers bullpen recorded a #19 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#19
V1 requirement
Top 10 (#1–#10)
away_bullpen_era_rank_not_top_10
Tampa Bay Rays bullpenBullpen ERA rank
Tampa Bay Rays bullpen recorded a #16 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#16
V1 requirement
Top 10 (#1–#10)
home_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:07 AM CDTInputs updated Jul 30, 11:07 AM CDTMLB 822946

Jul 30, 12:40 PM CDTTarget Field

Does not match

Away

Kansas City Royals

Noah Cameronprobable

xERA: 4.95
K-BB%: 13.3%
Bullpen: #29

Pitcher stats through 2026-07-30

Home

Minnesota Twins

Bailey Oberprobable

xERA: 4.41
K-BB%: 11.1%
Bullpen: #26

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Noah CameronxERA
Noah Cameron recorded a 4.95 xERA. V1 requires each starter to be below 3.25.
Observed
4.95
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Bailey OberxERA
Bailey Ober recorded a 4.41 xERA. V1 requires each starter to be below 3.25.
Observed
4.41
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Noah CameronK-BB%
Noah Cameron recorded a 13.3% K-BB%. V1 requires each starter to be above 18.0%.
Observed
13.3%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
away_starter_k_minus_bb_not_above_18pct
Bailey OberK-BB%
Bailey Ober recorded a 11.1% K-BB%. V1 requires each starter to be above 18.0%.
Observed
11.1%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
home_starter_k_minus_bb_not_above_18pct
Kansas City Royals bullpenBullpen ERA rank
Kansas City Royals bullpen recorded a #29 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#29
V1 requirement
Top 10 (#1–#10)
away_bullpen_era_rank_not_top_10
Minnesota Twins bullpenBullpen ERA rank
Minnesota Twins bullpen recorded a #26 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#26
V1 requirement
Top 10 (#1–#10)
home_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 823674

Jul 30, 1:10 PM CDTRate Field

Does not match

Away

New York Yankees

Ryan Weathersprobable

xERA: 4.50
K-BB%: 20.2%
Bullpen: #2

Pitcher stats through 2026-07-30

Home

Chicago White Sox

Sean Burkeprobable

xERA: 3.44
K-BB%: 19.7%
Bullpen: #11

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Ryan WeathersxERA
Ryan Weathers recorded a 4.50 xERA. V1 requires each starter to be below 3.25.
Observed
4.50
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Sean BurkexERA
Sean Burke recorded a 3.44 xERA. V1 requires each starter to be below 3.25.
Observed
3.44
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Chicago White Sox bullpenBullpen ERA rank
Chicago White Sox bullpen recorded a #11 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#11
V1 requirement
Top 10 (#1–#10)
home_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 824568

Jul 30, 1:15 PM CDTBusch Stadium

Does not match

Away

Chicago Cubs

Javier Assadprobable

xERA: 4.66
K-BB%: 9.9%
Bullpen: #14

Pitcher stats through 2026-07-30

Home

St. Louis Cardinals

Andre Pallanteprobable

xERA: 3.65
K-BB%: 10.9%
Bullpen: #20

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Javier AssadxERA
Javier Assad recorded a 4.66 xERA. V1 requires each starter to be below 3.25.
Observed
4.66
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Andre PallantexERA
Andre Pallante recorded a 3.65 xERA. V1 requires each starter to be below 3.25.
Observed
3.65
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Javier AssadK-BB%
Javier Assad recorded a 9.9% K-BB%. V1 requires each starter to be above 18.0%.
Observed
9.9%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
away_starter_k_minus_bb_not_above_18pct
Andre PallanteK-BB%
Andre Pallante recorded a 10.9% K-BB%. V1 requires each starter to be above 18.0%.
Observed
10.9%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
home_starter_k_minus_bb_not_above_18pct
Chicago Cubs bullpenBullpen ERA rank
Chicago Cubs bullpen recorded a #14 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#14
V1 requirement
Top 10 (#1–#10)
away_bullpen_era_rank_not_top_10
St. Louis Cardinals bullpenBullpen ERA rank
St. Louis Cardinals bullpen recorded a #20 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#20
V1 requirement
Top 10 (#1–#10)
home_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 823023

Jul 30, 6:10 PM CDTGreat American Ball Park

Does not match

Away

Pittsburgh Pirates

Yohan Ramírezprobable

xERA: 3.81
K-BB%: 11.7%
Bullpen: #22

Pitcher stats through 2026-07-30

Home

Cincinnati Reds

Rhett Lowderprobable

xERA: 5.61
K-BB%: 7.9%
Bullpen: #25

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Yohan RamírezxERA
Yohan Ramírez recorded a 3.81 xERA. V1 requires each starter to be below 3.25.
Observed
3.81
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Rhett LowderxERA
Rhett Lowder recorded a 5.61 xERA. V1 requires each starter to be below 3.25.
Observed
5.61
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Yohan RamírezK-BB%
Yohan Ramírez recorded a 11.7% K-BB%. V1 requires each starter to be above 18.0%.
Observed
11.7%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
away_starter_k_minus_bb_not_above_18pct
Rhett LowderK-BB%
Rhett Lowder recorded a 7.9% K-BB%. V1 requires each starter to be above 18.0%.
Observed
7.9%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
home_starter_k_minus_bb_not_above_18pct
Pittsburgh Pirates bullpenBullpen ERA rank
Pittsburgh Pirates bullpen recorded a #22 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#22
V1 requirement
Top 10 (#1–#10)
away_bullpen_era_rank_not_top_10
Cincinnati Reds bullpenBullpen ERA rank
Cincinnati Reds bullpen recorded a #25 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#25
V1 requirement
Top 10 (#1–#10)
home_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 824488

Jul 30, 6:10 PM CDTCiti Field

Does not match

Away

Miami Marlins

Eury Pérezprobable

xERA: 4.00
K-BB%: 17.0%
Bullpen: #12

Pitcher stats through 2026-07-30

Home

New York Mets

Nolan McLeanprobable

xERA: 3.52
K-BB%: 20.0%
Bullpen: #8

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Eury PérezxERA
Eury Pérez recorded a 4.00 xERA. V1 requires each starter to be below 3.25.
Observed
4.00
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Nolan McLeanxERA
Nolan McLean recorded a 3.52 xERA. V1 requires each starter to be below 3.25.
Observed
3.52
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Eury PérezK-BB%
Eury Pérez recorded a 17.0% K-BB%. V1 requires each starter to be above 18.0%.
Observed
17.0%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
away_starter_k_minus_bb_not_above_18pct
Miami Marlins bullpenBullpen ERA rank
Miami Marlins bullpen recorded a #12 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#12
V1 requirement
Top 10 (#1–#10)
away_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 823595

Jul 30, 6:15 PM CDTTruist Park

Does not match

Away

Washington Nationals

Jake Irvinprobable

xERA: 5.25
K-BB%: 15.8%
Bullpen: #28

Pitcher stats through 2026-07-30

Home

Atlanta Braves

Grant Holmesprobable

xERA: 4.72
K-BB%: 9.5%
Bullpen: #3

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Jake IrvinxERA
Jake Irvin recorded a 5.25 xERA. V1 requires each starter to be below 3.25.
Observed
5.25
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Grant HolmesxERA
Grant Holmes recorded a 4.72 xERA. V1 requires each starter to be below 3.25.
Observed
4.72
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Jake IrvinK-BB%
Jake Irvin recorded a 15.8% K-BB%. V1 requires each starter to be above 18.0%.
Observed
15.8%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
away_starter_k_minus_bb_not_above_18pct
Grant HolmesK-BB%
Grant Holmes recorded a 9.5% K-BB%. V1 requires each starter to be above 18.0%.
Observed
9.5%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
home_starter_k_minus_bb_not_above_18pct
Washington Nationals bullpenBullpen ERA rank
Washington Nationals bullpen recorded a #28 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#28
V1 requirement
Top 10 (#1–#10)
away_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 824894

Jul 30, 8:40 PM CDTSutter Health Park

Does not match

Away

Boston Red Sox

Sonny Grayprobable

xERA: 3.81
K-BB%: 15.1%
Bullpen: #1

Pitcher stats through 2026-07-30

Home

Athletics

Mason Barnettprobable

xERA: 4.75
K-BB%: 9.5%
Bullpen: #30

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Sonny GrayxERA
Sonny Gray recorded a 3.81 xERA. V1 requires each starter to be below 3.25.
Observed
3.81
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Mason BarnettxERA
Mason Barnett recorded a 4.75 xERA. V1 requires each starter to be below 3.25.
Observed
4.75
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Sonny GrayK-BB%
Sonny Gray recorded a 15.1% K-BB%. V1 requires each starter to be above 18.0%.
Observed
15.1%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
away_starter_k_minus_bb_not_above_18pct
Mason BarnettK-BB%
Mason Barnett recorded a 9.5% K-BB%. V1 requires each starter to be above 18.0%.
Observed
9.5%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
home_starter_k_minus_bb_not_above_18pct
Athletics bullpenBullpen ERA rank
Athletics bullpen recorded a #30 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#30
V1 requirement
Top 10 (#1–#10)
home_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 824974

Jul 30, 8:40 PM CDTPetco Park

Incomplete data

Away

San Francisco Giants

Starter not linkedunknown

xERA: —
K-BB%: —
Bullpen: #21

Pitcher stats through not available

Home

San Diego Padres

JP Searsprobable

xERA: 4.32
K-BB%: 12.1%
Bullpen: #6

Pitcher stats through 2026-07-30

Incomplete data

No pass/fail conclusion was made because required point-in-time evidence was missing.

Missing point-in-time inputs

San Francisco Giants starterxERA
No point-in-time xERA snapshot was linked for San Francisco Giants starter when this evaluation ran. V1 did not infer a replacement value.
Observed
Missing at evaluation
V1 requirement
Below 3.25
missing_away_starter_xera
San Francisco Giants starterK-BB%
No point-in-time K-BB% snapshot was linked for San Francisco Giants starter when this evaluation ran. V1 did not infer a replacement value.
Observed
Missing at evaluation
V1 requirement
Above 18.0%
missing_away_starter_k_minus_bb

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 823271

Jul 30, 9:10 PM CDTUNIQLO Field at Dodger Stadium

Does not match

Away

Seattle Mariners

Bryan Wooprobable

xERA: 3.52
K-BB%: 18.9%
Bullpen: #4

Pitcher stats through 2026-07-30

Home

Los Angeles Dodgers

Roki Sasakiprobable

xERA: 4.35
K-BB%: 14.5%
Bullpen: #13

Pitcher stats through 2026-07-30

Does not match

The evaluation was complete, but one or more immutable V1 thresholds did not pass.

Thresholds not met

Bryan WooxERA
Bryan Woo recorded a 3.52 xERA. V1 requires each starter to be below 3.25.
Observed
3.52
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
away_starter_xera_not_below_3_25
Roki SasakixERA
Roki Sasaki recorded a 4.35 xERA. V1 requires each starter to be below 3.25.
Observed
4.35
V1 requirement
Below 3.25
Exactly 3.25 does not pass this V1 rule.
home_starter_xera_not_below_3_25
Roki SasakiK-BB%
Roki Sasaki recorded a 14.5% K-BB%. V1 requires each starter to be above 18.0%.
Observed
14.5%
V1 requirement
Above 18.0%
Exactly 18.0% does not pass this V1 rule.
home_starter_k_minus_bb_not_above_18pct
Los Angeles Dodgers bullpenBullpen ERA rank
Los Angeles Dodgers bullpen recorded a #13 ERA rank. V1 requires each bullpen to be in the top 10 (#1–#10).
Observed
#13
V1 requirement
Top 10 (#1–#10)
home_bullpen_era_rank_not_top_10

Duel Filter V1 · v1.0.0Evaluated Jul 30, 11:46 AM CDTInputs updated Jul 30, 11:46 AM CDTMLB 823921