Early Preview Lineups: Projected Odds Posted 6 min read

Cleveland Guardians vs Kansas City Royals Preview

Cleveland visits Kansas City as Gavin Williams faces Stephen Kolek. The Guardians enter at 18-18 while the Royals ride a four-game win streak

Cleveland Guardians at Kansas City Royals MLB game preview for May 5, 2026
CLE
Cleveland Guardians
Gavin Williams RHP
@
7:40 PM ET
Kauffman Stadium
KC
Kansas City Royals
Stephen Kolek RHP
Last updated Tuesday, May 5, 2026
Final This game has finished. Read the recap for final score, model grades, and box score.

Key Facts

Matchup
Cleveland Guardians at Kansas City Royals
Date
Tuesday, May 5, 2026
First Pitch
7:40 PM ET
Venue
Kauffman Stadium
Probable Starters
Gavin Williams (RHP) vs Stephen Kolek (RHP)
Lineups
Projected
Odds Snapshot
May 5, 7:41 PM ET
Last Updated
May 5, 11:07 AM ET

Betting Board

Snapshot May 5, 7:41 PM ET
Moneyline
CLE -110
KC +102
Total
Over 7.5 -106
Under 7.5 -114
Run Line
CLE -1.5 +142
KC +1.5 -172

Model Angles

NRFI Model
NRFI · 56%
+5.0% edge · playable
Projected Total
5.0
model combined runs
Park Factor
0.99
Neutral · HR 0.96
First Pitch Weather
55°F
6.4 mph NE
The Cleveland Guardians visit Kauffman Stadium on Monday night to open a series against the Kansas City Royals, with first pitch scheduled for 7:40 PM ET. Cleveland enters at 18-18 following a two-game losing streak, while Kansas City sits at 16-19 but has won four straight games. Right-hander Gavin Williams takes the ball for the Guardians, sporting a 2.70 ERA, 1.02 WHIP, and 11.01 strikeouts per nine innings. The Royals counter with Stephen Kolek, a right-hander making an appearance with limited data available. The projected total sits at 5.0 runs, with both teams forecast for 2.5 runs apiece. Kauffman Stadium features a 0.99 park factor, and evening conditions call for 53-degree temperatures with light wind at 3 mph from the south-southeast.
  • Williams posts 2.70 ERA with 11.01 strikeouts per nine
  • Kansas City has won four consecutive games entering Monday
  • Bobby Witt Jr. hitting .307 against right-handed pitching

Pitching Matchup

CLE Away
Gavin Williams
RHP · 5-1 · 7 GS
ERA
2.70
WHIP
1.02
K/9
11.01
IP
43.1
Career: 3.44 ERA · 1.26 WHIP · 9.41 K/9
NRFI: 71.8%
1st Inn ERA: 4.30
KC Home
Stephen Kolek
RHP · undefined-undefined · undefined GS
ERA
undefined
WHIP
undefined
K/9
undefined
IP
undefined
Career: 4.01 ERA · 1.26 WHIP · 6.55 K/9
NRFI: 76.2%
1st Inn ERA: 5.14
  • K projections: Gavin Williams at 3.8 (line 5.5)
  • Stephen Kolek projected at 4.1 (line 2.5).
  • First-inning scoring: Gavin Williams holds a 71.8% career NRFI rate, Stephen Kolek at 76.2%. Combined average: 74.0%.
  • Both starters throw from the R side, limiting platoon splits for either lineup.

Strikeout Projections

Gavin Williams vs KC
Proj: 3.8Line: 5.5
-1.7
Confidence:
Stephen Kolek vs CLE
Proj: 4.1Line: 2.5
+1.6
Confidence:
View all K projections on SlateIQ

Our strikeout model weighs pitcher K rate, opponent lineup whiff tendency, park factors, and umpire zone size to project total strikeouts per starter.

Gavin Williams (Cleveland Guardians) is projected for 3.8 strikeouts against a posted line of 5.5. The projection sits 1.7 K below the line, giving the model an Under lean.
He faces a moderate-K lineup that strikes out at 22.1% with a 28.0% whiff rate.

Stephen Kolek (Kansas City Royals) is projected for 4.1 strikeouts against a posted line of 2.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.0% with a 28.0% whiff rate.

The Kansas City Royals lineup is more vulnerable to strikeouts in this matchup. Kansas City Royals batters K at 22.1%, Cleveland Guardians batters at 22.0%.

NRFI & First 5 Analysis

NRFI Model
56.4%
probability of NRFI
+5.0%
market edge
Signal
Market implied: 51.5%Model: 56.4%
First 5 Innings
2.8est. F5 runs
CLE
2.70 ERA
6.2 inn/start
KC
— ERA
F5 lean: Slight KC
CLE K Projection
Gavin Williams
3.8proj
Line: 5.5
-1.7 UNDER
Confidence
KC K Projection
Stephen Kolek
4.1proj
Line: 2.5
+1.6 NEUTRAL
Confidence
Explore all model projections

Our NRFI model analyzes both starting pitchers' first-inning profiles, the top-of-order hitters in each lineup, the umpire's historical zone, and environmental factors to produce a probability estimate. For this game, the model assigns a 56.4% probability of no runs in the first inning, compared to the market's implied probability of 51.5%.

  • That creates a slim 5.0% edge on NRFI.
  • The best available line is NRFI -106 / YRFI -114 at FanDuel.
  • This qualifies as a playable in our publication system.

The home plate umpire for this game has not yet been assigned. MLB typically posts assignments the morning of game day. Umpire data will be added automatically once the assignment is posted.
Our NRFI model sits at 41-39 (51.2%) on official picks this season.

Prop Edges

3 model signals detected
Bobby Witt Jr.
Hits (1+) Lean Hit 0.5
69.3%
Gavin Williams
Strikeouts Under 5.5
Bobby Witt Jr.
Home Run Strong 0.5
13.4%
See all today's picks and edges

Lineup & Matchup Breakdown

Cleveland Guardians Projected
K%: 22.0
Whiff rate: 28.0%Team page
Kansas City Royals Projected
K%: 22.1
4Bobby Witt Jr.RSS
Whiff rate: 28.0%Team page
Batter vs Pitcher matchup tool

Lineups are projected as of this writing.

Cleveland Guardians K vulnerability: 22.0% strikeout rate, 28.0% whiff rate.

Kansas City Royals K vulnerability: 22.1% strikeout rate, 28.0% whiff rate.

Ballpark, Weather & Umpire

Kauffman Stadium
Run Factor0.99
HR Factor0.96
Full park profile
Home Plate Umpire
Slightly wide NRFI: 47.7% 65 games
Full umpire profile
Hourly Game Forecast
55°
7 PM
6 mph
NE
55°
8 PM
6 mph
NE
55°
9 PM
6 mph
NE
55°
10 PM
6 mph
NE
  • Kauffman Stadium carries a 0.99 run factor (neutral).
  • Home run factor: 0.96 — the park neutral for HR power.
  • Park notes: Deep center field (410ft); Elevated location; Wide outfield.

First pitch forecast: 55F with 6 mph winds from the NE. Humidity: 67%.

  • Home plate umpire: John Bacon.
  • Career NRFI rate: 47.7% across 65 games tracked.
  • Zone tendency: Slightly wide.
  • K factor: 0.977 (below average strikeouts in his games).

Run Projections & Total

  • Our projection model puts the total at 5.0 combined runs, with Cleveland Guardians projected for 2.5 and Kansas City Royals for 2.5.
  • That's 2.5 runs below the posted total of 7.5, suggesting a lean toward the Under.
  • The run projection is essentially a coin flip between these two teams.
The Bottom Line
Williams brings strong peripherals to Kansas City, where the Royals have momentum with four straight wins. The projected total of 5.0 runs reflects a low-scoring expectation at Kauffman Stadium, with a 56 percent probability on a scoreless first inning.
This preview is generated from thecapper.io projection models and publicly available data. All projections are model estimates, not guarantees. Gamble responsibly. If you or someone you know has a gambling problem, call 1-800-GAMBLER.