Pitching

Kai Peterson

Free Agent (A)

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Age: 24

Bats/Throws: L/L

6'0" / 190

DOB: 8/14/2002

(24 years, 22 days)

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Preseason ProjectionsIn-Season ProjectionsMinor Leagues

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2024	TOR	A	21	6	3	2	22	0	31.1		18.10	8.33	0.29	.367	66.5%	43.8%	6.3%				4.60	3.48	3.30	3.45
2024	TOR	A+	21	0	1	2	18	0	18.1		13.75	6.87	0.00	.282	63.3%	48.7%	0.0%				4.42		3.58	4.43
2024	TOR	MiLB	21	6	4	4	40	0	49.2		16.49	7.79	0.18	.330	65.4%	46.0%	3.4%				4.53	3.48	3.40	3.81
2025	TOR	A+	22	3	1	1	29	0	42.2		10.13	4.64	0.63	.270	77.1%	29.0%	5.7%				2.74		4.22	5.05
2025	TOR	AA	22	0	0	0	9	0	7.2		15.26	8.22	1.17	.471	84.3%	27.8%	14.3%				4.70		5.12	4.48
2025	TOR	MiLB	22	3	1	1	38	0	50.1		10.91	5.19	0.72	.299	78.7%	28.8%	6.7%				3.04		4.36	4.96
2026	Steamer	PROJ	23	0	0	0	1	0	1.0		8.48	5.09	1.24	.288	72.9%	37.9%					4.61		4.93	5.01	0.0
2026	OOPSY	PROJ	23	0	0	0	1	0	1.3		8.68	5.48	1.38	.279	71.4%						4.90		5.20		0.0
2026	WSN	CPX	23	0	0	0	1	0	0.2		27.00	13.50	0.00	1.000	100.0%	100.0%	0.0%				0.00		2.74	2.74
2026	WSN	A	23	0	0	1	4	0	6.1		7.11	14.21	0.00	.235	80.0%	31.3%	0.0%				2.84		7.29	8.18
2026	TOR	AA	23	1	0	0	15	0	19.0		11.37	7.11	0.95	.283	67.4%	25.5%	8.7%				5.68		4.95	5.84
2026	---	MiLB	23	1	0	1	20	0	26.0		10.73	9.00	0.69	.281	73.0%	28.1%	7.4%				4.85		5.46	6.33
2026	Steamer	ROS	23	0	0	0	1	0	1.0		7.98	6.00	1.27	.288	72.1%						5.03		5.36		0.0
2026	OOPSY	ROS	23	0	0	0	1	0	1.3		8.40	6.11	1.43	.278	71.2%						5.19		5.56		0.0

Season	Team	Level	Age	W	L	SV	G	GS	IP	divider	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	divider	vFA	divider	ERA	xERA	FIP	xFIP	WAR
2024	TOR	A	21	6	3	2	22	0	31.1		18.10	8.33	0.29	.367	66.5%	43.8%	6.3%				4.60	3.48	3.30	3.45
2024	TOR	A+	21	0	1	2	18	0	18.1		13.75	6.87	0.00	.282	63.3%	48.7%	0.0%				4.42		3.58	4.43
2024	TOR	MiLB	21	6	4	4	40	0	49.2		16.49	7.79	0.18	.330	65.4%	46.0%	3.4%				4.53	3.48	3.40	3.81
2025	TOR	A+	22	3	1	1	29	0	42.2		10.13	4.64	0.63	.270	77.1%	29.0%	5.7%				2.74		4.22	5.05
2025	TOR	AA	22	0	0	0	9	0	7.2		15.26	8.22	1.17	.471	84.3%	27.8%	14.3%				4.70		5.12	4.48
2025	TOR	MiLB	22	3	1	1	38	0	50.1		10.91	5.19	0.72	.299	78.7%	28.8%	6.7%				3.04		4.36	4.96
2026	Steamer	PROJ	23	0	0	0	1	0	1.0		8.48	5.09	1.24	.288	72.9%	37.9%					4.61		4.93	5.01	0.0
2026	OOPSY	PROJ	23	0	0	0	1	0	1.3		8.68	5.48	1.38	.279	71.4%						4.90		5.20		0.0
2026	WSN	CPX	23	0	0	0	1	0	0.2		27.00	13.50	0.00	1.000	100.0%	100.0%	0.0%				0.00		2.74	2.74
2026	WSN	A	23	0	0	1	4	0	6.1		7.11	14.21	0.00	.235	80.0%	31.3%	0.0%				2.84		7.29	8.18
2026	TOR	AA	23	1	0	0	15	0	19.0		11.37	7.11	0.95	.283	67.4%	25.5%	8.7%				5.68		4.95	5.84
2026	---	MiLB	23	1	0	1	20	0	26.0		10.73	9.00	0.69	.281	73.0%	28.1%	7.4%				4.85		5.46	6.33
2026	Steamer	ROS	23	0	0	0	1	0	1.0		7.98	6.00	1.27	.288	72.1%						5.03		5.36		0.0
2026	OOPSY	ROS	23	0	0	0	1	0	1.3		8.40	6.11	1.43	.278	71.2%						5.19		5.56		0.0

Preseason ProjectionsIn-Season ProjectionsMinor Leagues

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2024	TOR	A	6	3	4.60	22	0		0	0	2	1	2	31.1	148	19	19	16	1	29	1	6	8	1	63
2024	TOR	A+	0	1	4.42	18	0		0	0	2	0	0	18.1	86	11	11	9	0	14	0	5	1	0	28
2024	TOR	MiLB	6	4	4.53	40	0		0	0	4	1	2	49.2	234	30	30	25	1	43	1	11	9	1	91
2025	TOR	A+	3	1	2.74	29	0		0	0	1	1	2	42.2	181	30	17	13	3	22	0	8	3	1	48
2025	TOR	AA	0	0	4.70	9	0		0	0	0	3	0	7.2	40	9	4	4	1	7	0	2	0	0	13
2025	TOR	MiLB	3	1	3.04	38	0		0	0	1	4	2	50.1	221	39	21	17	4	29	0	10	3	1	61
2026	Steamer	PROJ	0	0	4.61	1	0	0	0	0	0	0		1.0	4	1	1	1	0	1	0	0			1
2026	OOPSY	PROJ	0	0	4.90	1	0	0			0	0		1.3	6	1	1	1	0	1	0	0			1
2026	WSN	CPX	0	0	0.00	1	0		0	0	0	1	0	0.2	4	1	0	0	0	1	0	0	0	0	2
2026	WSN	A	0	0	2.84	4	0		0	0	1	0	1	6.1	33	4	3	2	0	10	0	1	1	0	5
2026	TOR	AA	1	0	5.68	15	0		0	0	0	0	0	19.0	88	15	12	12	2	15	0	1	1	0	24
2026	---	MiLB	1	0	4.85	20	0		0	0	1	1	1	26.0	125	20	15	14	2	26	0	2	2	0	31
2026	Steamer	ROS	0	0	5.03	1	0	0	0	0	0	0		1.0	5	1	1	1	0	1		0			1
2026	OOPSY	ROS	0	0	5.19	1	0	0			0	0		1.3	6	1	1	1	0	1	0	0			1

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2024	TOR	A	6	3	4.60	22	0		0	0	2	1	2	31.1	148	19	19	16	1	29	1	6	8	1	63
2024	TOR	A+	0	1	4.42	18	0		0	0	2	0	0	18.1	86	11	11	9	0	14	0	5	1	0	28
2024	TOR	MiLB	6	4	4.53	40	0		0	0	4	1	2	49.2	234	30	30	25	1	43	1	11	9	1	91
2025	TOR	A+	3	1	2.74	29	0		0	0	1	1	2	42.2	181	30	17	13	3	22	0	8	3	1	48
2025	TOR	AA	0	0	4.70	9	0		0	0	0	3	0	7.2	40	9	4	4	1	7	0	2	0	0	13
2025	TOR	MiLB	3	1	3.04	38	0		0	0	1	4	2	50.1	221	39	21	17	4	29	0	10	3	1	61
2026	Steamer	PROJ	0	0	4.61	1	0	0	0	0	0	0		1.0	4	1	1	1	0	1	0	0			1
2026	OOPSY	PROJ	0	0	4.90	1	0	0			0	0		1.3	6	1	1	1	0	1	0	0			1
2026	WSN	CPX	0	0	0.00	1	0		0	0	0	1	0	0.2	4	1	0	0	0	1	0	0	0	0	2
2026	WSN	A	0	0	2.84	4	0		0	0	1	0	1	6.1	33	4	3	2	0	10	0	1	1	0	5
2026	TOR	AA	1	0	5.68	15	0		0	0	0	0	0	19.0	88	15	12	12	2	15	0	1	1	0	24
2026	---	MiLB	1	0	4.85	20	0		0	0	1	1	1	26.0	125	20	15	14	2	26	0	2	2	0	31
2026	Steamer	ROS	0	0	5.03	1	0	0	0	0	0	0		1.0	5	1	1	1	0	1		0			1
2026	OOPSY	ROS	0	0	5.19	1	0	0			0	0		1.3	6	1	1	1	0	1	0	0			1

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAverages

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2024	TOR	A	18.10	8.33	2.17	0.29		42.6%	19.6%	23.0%		.168	1.53	.367	66.5%		113	81		3.30
2024	TOR	A+	13.75	6.87	2.00	0.00		32.6%	16.3%	16.3%		.164	1.36	.282	63.3%		112	88		3.58
2024	TOR	MiLB	16.49	7.79	2.12	0.18		38.9%	18.4%	20.5%		.167	1.47	.330	65.4%		113	84		3.40
2025	TOR	A+	10.13	4.64	2.18	0.63		26.5%	12.2%	14.4%		.199	1.22	.270	77.1%		64	95		4.22
2025	TOR	AA	15.26	8.22	1.86	1.17		32.5%	17.5%	15.0%		.290	2.09	.471	84.3%		122	133		5.12
2025	TOR	MiLB	10.91	5.19	2.10	0.72		27.6%	13.1%	14.5%		.214	1.35	.299	78.7%		73	101		4.36
2026	Steamer	PROJ	8.48	5.09	1.66	1.24		21.0%	12.6%	8.4%		.243	1.51	.288	72.9%					4.93
2026	OOPSY	PROJ	8.68	5.48	1.59	1.38		21.1%	13.3%	7.8%		.239	1.54	.279	71.4%					5.20
2026	WSN	CPX	27.00	13.50	2.00	0.00		50.0%	25.0%	25.0%		.333	3.00	1.000	100.0%		0	49		2.74
2026	WSN	A	7.11	14.21	0.50	0.00		15.2%	30.3%	-15.2%		.182	2.21	.235	80.0%		60	153		7.29
2026	TOR	AA	11.37	7.11	1.60	0.95		27.3%	17.0%	10.2%		.208	1.58	.283	67.4%		120	105		4.95
2026	---	MiLB	10.73	9.00	1.19	0.69		24.8%	20.8%	4.0%		.206	1.77	.281	73.0%		102	115		5.46
2026	Steamer	ROS	7.98	6.00	1.33	1.27		19.3%	14.5%	4.8%		.248	1.63	.288	72.1%					5.36
2026	OOPSY	ROS	8.40	6.11	1.37	1.43		19.8%	14.4%	5.4%		.242	1.64	.278	71.2%					5.56

Season	Team	Level	K/9	BB/9	K/BB	HR/9	divider	K%	BB%	K-BB%	divider	AVG	WHIP	BABIP	LOB%	divider	ERA-	FIP-	divider	FIP
2024	TOR	A	18.10	8.33	2.17	0.29		42.6%	19.6%	23.0%		.168	1.53	.367	66.5%		113	81		3.30
2024	TOR	A+	13.75	6.87	2.00	0.00		32.6%	16.3%	16.3%		.164	1.36	.282	63.3%		112	88		3.58
2024	TOR	MiLB	16.49	7.79	2.12	0.18		38.9%	18.4%	20.5%		.167	1.47	.330	65.4%		113	84		3.40
2025	TOR	A+	10.13	4.64	2.18	0.63		26.5%	12.2%	14.4%		.199	1.22	.270	77.1%		64	95		4.22
2025	TOR	AA	15.26	8.22	1.86	1.17		32.5%	17.5%	15.0%		.290	2.09	.471	84.3%		122	133		5.12
2025	TOR	MiLB	10.91	5.19	2.10	0.72		27.6%	13.1%	14.5%		.214	1.35	.299	78.7%		73	101		4.36
2026	Steamer	PROJ	8.48	5.09	1.66	1.24		21.0%	12.6%	8.4%		.243	1.51	.288	72.9%					4.93
2026	OOPSY	PROJ	8.68	5.48	1.59	1.38		21.1%	13.3%	7.8%		.239	1.54	.279	71.4%					5.20
2026	WSN	CPX	27.00	13.50	2.00	0.00		50.0%	25.0%	25.0%		.333	3.00	1.000	100.0%		0	49		2.74
2026	WSN	A	7.11	14.21	0.50	0.00		15.2%	30.3%	-15.2%		.182	2.21	.235	80.0%		60	153		7.29
2026	TOR	AA	11.37	7.11	1.60	0.95		27.3%	17.0%	10.2%		.208	1.58	.283	67.4%		120	105		4.95
2026	---	MiLB	10.73	9.00	1.19	0.69		24.8%	20.8%	4.0%		.206	1.77	.281	73.0%		102	115		5.46
2026	Steamer	ROS	7.98	6.00	1.33	1.27		19.3%	14.5%	4.8%		.248	1.63	.288	72.1%					5.36
2026	OOPSY	ROS	8.40	6.11	1.37	1.43		19.8%	14.4%	5.4%		.242	1.64	.278	71.2%					5.56