San Francisco Giants vs Cleveland Guardians — Prediction & Odds

August 18, 2026 · Carson Whisenhunt vs Foster Griffin · 78°F

5.0% edge · San Francisco Giants

San Francisco Giants win

41.3%

Cleveland Guardians win

58.7%

Fair line (home)

-142

Proj. total

7.81

Score distribution

How often each team scores each run total across all simulations.

San Francisco Giants (mean 3.62)Cleveland Guardians (mean 4.20)

Totals

O/U line

Proj. total

7.81

Over

40.0%

Under

52.4%

Model vs. market

Side	Model	Book	Fair
San Francisco Giants	41.3%	+170	+142
Cleveland Guardians	58.7%	-186	-142

Projected starters

Starter	IP	K	H	BB	R
Carson Whisenhunt LHP · San Francisco Giants	4.9	3.4	5.1	1.9	2.3
Foster Griffin LHP · Cleveland Guardians	5.6	5.3	5.3	1.4	2.1

Strikeout ladder

Carson Whisenhunt4+ 45%6+ 15%8+ 3%

Foster Griffin4+ 75%6+ 44%8+ 19%

Per-game averages across all simulations. IP is a decimal average of outs recorded, not baseball's 5.2 notation. R is runs allowed while the starter was still in the game; the simulation models no errors, so every run is earned by construction — which is why this says R and not ER.

San Francisco Giants — projected lines

Batter	PA	1B	2B	3B	HR	BB	K	AVG	OBP	SLG	OPS
Jonah Cox	4.7	.792	.165	.057	.066	.262	1.220	.247	.297	.356	.653
Rafael Devers	4.6	.579	.193	.009	.200	.467	1.220	.242	.326	.442	.768
Victor Bericoto	4.5	.720	.153	.018	.123	.235	1.079	.242	.287	.375	.662
Bryce Eldridge	4.3	.595	.180	.005	.148	.376	1.306	.236	.309	.398	.706
Osleivis Basabe	4.3	.687	.190	.012	.053	.209	.789	.236	.281	.329	.611
Buddy Kennedy	4.1	.591	.157	.011	.085	.371	.927	.228	.310	.345	.655
Drew Gilbert	4.0	.556	.164	.023	.092	.316	.804	.229	.303	.363	.666
Andrew Knizner	3.9	.551	.146	.010	.092	.279	.879	.224	.293	.349	.642
Christian Koss	3.8	.610	.166	.012	.066	.162	.887	.238	.282	.346	.629

Cleveland Guardians — projected lines

Batter	PA	1B	2B	3B	HR	BB	K	AVG	OBP	SLG	OPS
Steven Kwan	4.6	.890	.186	.024	.059	.505	.361	.285	.368	.387	.755
José Ramírez	4.5	.739	.222	.012	.166	.431	.473	.283	.357	.468	.825
Jo Adell	4.4	.664	.166	.016	.193	.280	.925	.258	.318	.452	.770
Angel Martínez	4.3	.685	.193	.016	.116	.237	.776	.255	.306	.399	.705
Rhys Hoskins	4.2	.510	.162	.006	.148	.555	1.037	.233	.345	.407	.752
Angel Genao	4.1	.713	.176	.011	.050	.316	.683	.256	.320	.350	.670
Travis Bazzana	4.0	.563	.179	.024	.079	.493	.814	.246	.348	.381	.729
Patrick Bailey	3.8	.610	.135	.017	.067	.306	.890	.236	.302	.342	.644
Brayan Rocchio	3.7	.632	.158	.018	.068	.292	.538	.260	.331	.378	.709

Data notes: away starter Carson Whisenhunt: only 30 BF vs LHB this season · 20/20 lineup+starter talents from projections