Kai-Wei Teng

Houston Astros

Age: 27

Bats/Throws: R/R

6'4" / 241

DOB: 12/1/1998

(27 years, 6 months, 7 days)

Player Dashboard:

Stats

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2018	MIN	R	19	3	3	0	10	9	42.2	9.91	3.16	0.00	.319	69.1%	53.2%	0.0%		3.59		2.79	3.24
2019	MIN	A	20	4	0	0	9	8	50.2	8.70	2.49	0.18	.277	74.7%	53.7%	2.0%		1.60		2.89	3.46
2019	SFG	A	20	3	0	0	5	5	29.0	12.10	2.17	0.00	.262	69.2%	45.9%	0.0%		1.55		1.83	2.51
2019	---	MiLB	20	7	0	0	14	13	79.2	9.94	2.37	0.11	.272	73.0%	51.3%	1.4%		1.58		2.51	3.12
2021	SFG	A+	22	5	6	0	21	21	95.2	13.36	4.99	1.03	.328	72.5%	47.8%	15.9%		4.33		4.54	4.18
2021	SFG	ST	22	0	0	0	2	0	1.1	0.00	20.25	0.00	.333	83.3%	66.7%	0.0%		6.75		12.58	14.06
2022	SFG	AA	23	6	12	0	28	28	136.1	11.16	5.61	0.92	.322	67.2%	46.2%	12.3%		5.22		4.54	4.50
2023	SFG	AA	24	1	3	0	12	12	47.1	12.93	3.80	0.76	.340	65.7%	40.4%	12.5%		4.75		3.40	3.28
2023	SFG	AAA	24	6	5	0	17	16	79.0	10.94	5.47	0.46	.326	72.6%	44.3%	5.7%		4.22	4.26	4.38	5.46
2023	SFG	MiLB	24	7	8	0	29	28	126.1	11.68	4.84	0.57	.331	70.2%	42.9%	7.8%		4.42	4.26	4.01	4.64
2024	SFG	CPX	25	0	0	0	2	1	3.2	9.82	4.91	4.91	.333	76.9%	27.3%	40.0%		9.82		12.06	6.25
2024	SFG	AAA	25	3	6	0	23	13	75.1	7.29	5.26	1.67	.336	55.1%	43.2%	16.5%		8.60	6.18	6.66	6.30
2024	SFG	MiLB	25	3	6	0	25	14	79.0	7.41	5.24	1.82	.336	56.0%	42.5%	17.8%		8.66	6.18	6.91	6.30
2024	SFG	MLB	25	0	0	0	4	0	11.0	5.73	6.55	1.64	.351	56.6%	43.6%	13.3%	94.3	9.82	6.88	6.71	6.41	-0.2
2025	SFG	AAA	26	3	2	2	26	4	57.0	14.05	3.47	0.47	.322	67.9%	41.8%	8.3%		3.63	3.42	2.95	3.43
2025	SFG	ST	26	0	0	2	4	0	4.0	11.25	0.00	0.00	.000	100.0%	28.6%	0.0%		0.00		1.23	3.00
2025	SFG	MLB	26	2	4	0	8	7	29.2	11.83	5.16	0.61	.365	57.8%	37.3%	6.9%	93.2	6.37	4.00	3.81	4.44	0.3
2026	HOU	ST	27	1	0	0	6	1	10.2	5.91	5.06	1.69	.038	97.2%	59.3%	33.3%		2.53		6.75	5.36
2026	FGDC	PROJ	27	3	4	0	54	2	61.0	8.91	3.99	1.13	.288	69.6%				4.42		4.43		0.1
2026	Steamer	PROJ	27	3	3	0	54	2	61.0	9.26	3.71	1.11	.295	72.7%	42.7%			4.05		4.13	4.08	0.3
2026	ZiPS	PROJ	27	5	6	0	28	14	86.3	8.55	4.28	1.15	.282	66.6%				4.80		4.73		0.4
2026	ZiPS DC	PROJ	27	3	4	0	54	2	60.0	8.55	4.28	1.15	.282	66.6%				4.80		4.73		0.0
2026	ATC	PROJ	27	2	3	0	30	3	47.0	9.09	3.94	1.04	.294	68.2%				4.46		4.24		0.3
2026	OOPSY	PROJ	27	3	2	0	54	2	59.0	9.63	3.94	1.16	.287	73.6%				3.99		4.14		0.1
2026	HOU	MLB	27	3	4	0	19	6	47.0	8.43	4.02	1.15	.239	82.3%	43.4%	13.6%	94.1	3.06	3.78	4.36	4.05	0.3
2026	FGDC	ROS	27	3	4	0	32	5	52.0	8.81	4.22	1.14	.293	69.5%				4.53		4.47		0.2
2026	Steamer	ROS	27	3	3	0	32	5	52.0	8.94	4.17	1.10	.293	72.6%				4.18		4.31		0.3
2026	ZiPS	ROS	27	3	4		19	8	54.0	8.67	4.28	1.17	.294	66.3%				4.88		4.63		0.3
2026	ZiPS DC	ROS	27	3	4	0	32	5	52.0	8.67	4.28	1.17	.294	66.3%				4.88		4.63		0.1
2026	ATC DC	ROS	27	3	3	0	32	5	58.0	9.29	4.04	1.05	.290	68.5%				4.40		4.18		0.4
2026	THE BAT	ROS	27	3	3	0	32	5	50.0	9.46	4.31	1.17	.297	70.2%				4.57		4.38		0.3
2026	THE BAT X	ROS	27	3	3	0	32	5	50.0	9.22	4.17	1.16	.288	70.7%				4.43		4.34		0.4
2026	OOPSY	ROS	27	3	2	0	32	5	49.0	9.04	3.96	1.19	.287	72.4%				4.19		4.29		0.2
Total	- - -	MLB		5	8	0	31	13	87.2	9.24	4.72	1.03	.298	67.5%	41.5%	11.4%	93.7	5.03	4.22	4.47	4.48	0.5

Season	Team	Level	Age	W W - Wins	L L - Losses	SV SV - Saves	G G - Games Pitched	GS GS - Games Started	IP IP - Innings Pitched	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	GB% GB% - Ground Ball Percentage (GB/BIP)	HR/FB HR/FB - Home Run to Fly Ball Ratio	vFA vFA - Fourseam Fastball velocity (Pitch Info)	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA	FIP FIP - Fielder Independent Pitching on an ERA scale	xFIP xFIP - Expected Fielder Independent Pitching where Home Runs are calculated as 10.5% of Fly Balls induced	WAR WAR - Wins Above Replacement
2018	MIN	R	19	3	3	0	10	9	42.2	9.91	3.16	0.00	.319	69.1%	53.2%	0.0%		3.59		2.79	3.24
2019	MIN	A	20	4	0	0	9	8	50.2	8.70	2.49	0.18	.277	74.7%	53.7%	2.0%		1.60		2.89	3.46
2019	SFG	A	20	3	0	0	5	5	29.0	12.10	2.17	0.00	.262	69.2%	45.9%	0.0%		1.55		1.83	2.51
2019	---	MiLB	20	7	0	0	14	13	79.2	9.94	2.37	0.11	.272	73.0%	51.3%	1.4%		1.58		2.51	3.12
2021	SFG	A+	22	5	6	0	21	21	95.2	13.36	4.99	1.03	.328	72.5%	47.8%	15.9%		4.33		4.54	4.18
2021	SFG	ST	22	0	0	0	2	0	1.1	0.00	20.25	0.00	.333	83.3%	66.7%	0.0%		6.75		12.58	14.06
2022	SFG	AA	23	6	12	0	28	28	136.1	11.16	5.61	0.92	.322	67.2%	46.2%	12.3%		5.22		4.54	4.50
2023	SFG	AA	24	1	3	0	12	12	47.1	12.93	3.80	0.76	.340	65.7%	40.4%	12.5%		4.75		3.40	3.28
2023	SFG	AAA	24	6	5	0	17	16	79.0	10.94	5.47	0.46	.326	72.6%	44.3%	5.7%		4.22	4.26	4.38	5.46
2023	SFG	MiLB	24	7	8	0	29	28	126.1	11.68	4.84	0.57	.331	70.2%	42.9%	7.8%		4.42	4.26	4.01	4.64
2024	SFG	CPX	25	0	0	0	2	1	3.2	9.82	4.91	4.91	.333	76.9%	27.3%	40.0%		9.82		12.06	6.25
2024	SFG	AAA	25	3	6	0	23	13	75.1	7.29	5.26	1.67	.336	55.1%	43.2%	16.5%		8.60	6.18	6.66	6.30
2024	SFG	MiLB	25	3	6	0	25	14	79.0	7.41	5.24	1.82	.336	56.0%	42.5%	17.8%		8.66	6.18	6.91	6.30
2024	SFG	MLB	25	0	0	0	4	0	11.0	5.73	6.55	1.64	.351	56.6%	43.6%	13.3%	94.3	9.82	6.88	6.71	6.41	-0.2
2025	SFG	AAA	26	3	2	2	26	4	57.0	14.05	3.47	0.47	.322	67.9%	41.8%	8.3%		3.63	3.42	2.95	3.43
2025	SFG	ST	26	0	0	2	4	0	4.0	11.25	0.00	0.00	.000	100.0%	28.6%	0.0%		0.00		1.23	3.00
2025	SFG	MLB	26	2	4	0	8	7	29.2	11.83	5.16	0.61	.365	57.8%	37.3%	6.9%	93.2	6.37	4.00	3.81	4.44	0.3
2026	HOU	ST	27	1	0	0	6	1	10.2	5.91	5.06	1.69	.038	97.2%	59.3%	33.3%		2.53		6.75	5.36
2026	FGDC	PROJ	27	3	4	0	54	2	61.0	8.91	3.99	1.13	.288	69.6%				4.42		4.43		0.1
2026	Steamer	PROJ	27	3	3	0	54	2	61.0	9.26	3.71	1.11	.295	72.7%	42.7%			4.05		4.13	4.08	0.3
2026	ZiPS	PROJ	27	5	6	0	28	14	86.3	8.55	4.28	1.15	.282	66.6%				4.80		4.73		0.4
2026	ZiPS DC	PROJ	27	3	4	0	54	2	60.0	8.55	4.28	1.15	.282	66.6%				4.80		4.73		0.0
2026	ATC	PROJ	27	2	3	0	30	3	47.0	9.09	3.94	1.04	.294	68.2%				4.46		4.24		0.3
2026	OOPSY	PROJ	27	3	2	0	54	2	59.0	9.63	3.94	1.16	.287	73.6%				3.99		4.14		0.1
2026	HOU	MLB	27	3	4	0	19	6	47.0	8.43	4.02	1.15	.239	82.3%	43.4%	13.6%	94.1	3.06	3.78	4.36	4.05	0.3
2026	FGDC	ROS	27	3	4	0	32	5	52.0	8.81	4.22	1.14	.293	69.5%				4.53		4.47		0.2
2026	Steamer	ROS	27	3	3	0	32	5	52.0	8.94	4.17	1.10	.293	72.6%				4.18		4.31		0.3
2026	ZiPS	ROS	27	3	4		19	8	54.0	8.67	4.28	1.17	.294	66.3%				4.88		4.63		0.3
2026	ZiPS DC	ROS	27	3	4	0	32	5	52.0	8.67	4.28	1.17	.294	66.3%				4.88		4.63		0.1
2026	ATC DC	ROS	27	3	3	0	32	5	58.0	9.29	4.04	1.05	.290	68.5%				4.40		4.18		0.4
2026	THE BAT	ROS	27	3	3	0	32	5	50.0	9.46	4.31	1.17	.297	70.2%				4.57		4.38		0.3
2026	THE BAT X	ROS	27	3	3	0	32	5	50.0	9.22	4.17	1.16	.288	70.7%				4.43		4.34		0.4
2026	OOPSY	ROS	27	3	2	0	32	5	49.0	9.04	3.96	1.19	.287	72.4%				4.19		4.29		0.2
Total	- - -	MLB		5	8	0	31	13	87.2	9.24	4.72	1.03	.298	67.5%	41.5%	11.4%	93.7	5.03	4.22	4.47	4.48	0.5

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs	CG CG - Complete Games	ShO ShO - Shoutouts	SV SV - Saves	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2018	MIN	R	3	3	3.59	10	9		0	0	0	0	0	42.2	179	36	17	17	0	15	0	4	5	1	47
2019	MIN	A	4	0	1.60	9	8		0	0	0	0	0	50.2	210	40	16	9	1	14	0	5	6	0	49
2019	SFG	A	3	0	1.55	5	5		0	0	0	0	0	29.0	110	16	8	5	0	7	0	3	2	0	39
2019	---	MiLB	7	0	1.58	14	13		0	0	0	0	0	79.2	320	56	24	14	1	21	0	8	8	0	88
2021	SFG	A+	5	6	4.33	21	21		1	0	0	0	0	95.2	416	76	50	46	11	53	0	12	9	0	142
2021	SFG	ST	0	0	6.75	2	0		0	0	0	1	0	1.1	10	2	1	1	0	3	0	1	1	0	0
2022	SFG	AA	6	12	5.22	28	28		0	0	0	0	0	136.1	621	122	87	79	14	85	0	18	22	0	169
2023	SFG	AA	1	3	4.75	12	12		0	0	0	0	0	47.1	202	38	27	25	4	20	0	10	2	0	68
2023	SFG	AAA	6	5	4.22	17	16		0	0	0	0	0	79.0	348	66	38	37	4	48	0	10	8	0	96
2023	SFG	MiLB	7	8	4.42	29	28		0	0	0	0	0	126.1	550	104	65	62	8	68	0	20	10	0	164
2024	SFG	CPX	0	0	9.82	2	1		0	0	0	0	0	3.2	18	5	4	4	2	2	0	1	0	0	4
2024	SFG	AAA	3	6	8.60	23	13		0	0	0	0	0	75.1	358	92	75	72	14	44	0	7	3	0	61
2024	SFG	MiLB	3	6	8.66	25	14		0	0	0	0	0	79.0	376	97	79	76	16	46	0	8	3	0	65
2024	SFG	MLB	0	0	9.82	4	0	0	0	0	0	0	0	11.0	55	15	12	12	2	8	0	1	1	0	7
2025	SFG	AAA	3	2	3.63	26	4		0	0	2	2	1	57.0	240	42	25	23	3	22	0	5	0	0	89
2025	SFG	ST	0	0	0.00	4	0		0	0	2	1	0	4.0	12	0	0	0	0	0	0	0	0	0	5
2025	SFG	MLB	2	4	6.37	8	7	0	0	0	0	0	0	29.2	139	29	24	21	2	17	0	7	0	0	39
2026	HOU	ST	1	0	2.53	6	1		0	0	0	1	1	10.2	42	3	3	3	2	6	0	1	0	0	7
2026	FGDC	PROJ	3	4	4.42	54	2	1			0	7		61.0	265	55	32	30	8	27		6			60
2026	Steamer	PROJ	3	3	4.05	54	2	1	0	0	0	7		61.0	261	55	29	27	7	25	1	4			62
2026	ZiPS	PROJ	5	6	4.80	28	14				0	7		86.3	384	78	50	46	11	41	0	12	6	0	82
2026	ZiPS DC	PROJ	3	4	4.80	54	2	1			0	7		60.0	269	55	35	32	8	29		8			57
2026	ATC	PROJ	2	3	4.46	30	3	1			0	2		47.0	203	42	25	23	5	20	0	5			47
2026	OOPSY	PROJ	3	2	3.99	54	2	2			0	7		59.0	258	53	29	26	8	26		3			63
2026	HOU	MLB	3	4	3.06	19	6	1	0	0	0	2	0	47.0	190	34	17	16	6	21	0	2	2	0	44
2026	FGDC	ROS	3	4	4.53	32	5	2			0	0		52.0	227	48	28	26	7	24		5			51
2026	Steamer	ROS	3	3	4.18	32	5	2	0	0	0	0		52.0	226	47	26	24	6	24		4			52
2026	ZiPS	ROS	3	4	4.88	19	8							54.0	236	50	32	29	7	26		6			52
2026	ZiPS DC	ROS	3	4	4.88	32	5	2			0	0		52.0	227	48	31	28	7	25		6			50
2026	ATC DC	ROS	3	3	4.40	32	5	2			0	0		58.0	252	51	31	28	7	26		5			60
2026	THE BAT	ROS	3	3	4.57	32	5				0	0		50.0	220	46	27	25	7	24	1	4			53
2026	THE BAT X	ROS	3	3	4.43	32	5	1			0	0		50.0	219	45	26	25	6	23	1	4			51
2026	OOPSY	ROS	3	2	4.19	32	5	3			0	0		49.0	213	45	25	23	6	22		2			49
Total	- - -	MLB	5	8	5.03	31	13	1	0	0	0	2	0	87.2	384	78	53	49	10	46	0	10	3	0	90

Season	Team	Level	W W - Wins	L L - Losses	ERA ERA - Earned Run Average ((ER*9)/IP)	G G - Games Pitched	GS GS - Games Started	QS QS - Quality Starts; pitched at least 6 innings and gave up 3 or fewer earned runs	CG CG - Complete Games	ShO ShO - Shoutouts	SV SV - Saves	HLD HLD - Holds	BS BS - Blown Saves	IP IP - Innings Pitched	TBF TBF - Total Batters Faced	H H - Hits Allowed	R R - Runs Allowed	ER ER - Earned Runs	HR HR - Home Runs	BB BB - Walks	IBB IBB - Intentional	HBP HBP - Hit Batters	WP WP - Wild Pitches	BK BK - Balks	SO SO - Strikeouts
2018	MIN	R	3	3	3.59	10	9		0	0	0	0	0	42.2	179	36	17	17	0	15	0	4	5	1	47
2019	MIN	A	4	0	1.60	9	8		0	0	0	0	0	50.2	210	40	16	9	1	14	0	5	6	0	49
2019	SFG	A	3	0	1.55	5	5		0	0	0	0	0	29.0	110	16	8	5	0	7	0	3	2	0	39
2019	---	MiLB	7	0	1.58	14	13		0	0	0	0	0	79.2	320	56	24	14	1	21	0	8	8	0	88
2021	SFG	A+	5	6	4.33	21	21		1	0	0	0	0	95.2	416	76	50	46	11	53	0	12	9	0	142
2021	SFG	ST	0	0	6.75	2	0		0	0	0	1	0	1.1	10	2	1	1	0	3	0	1	1	0	0
2022	SFG	AA	6	12	5.22	28	28		0	0	0	0	0	136.1	621	122	87	79	14	85	0	18	22	0	169
2023	SFG	AA	1	3	4.75	12	12		0	0	0	0	0	47.1	202	38	27	25	4	20	0	10	2	0	68
2023	SFG	AAA	6	5	4.22	17	16		0	0	0	0	0	79.0	348	66	38	37	4	48	0	10	8	0	96
2023	SFG	MiLB	7	8	4.42	29	28		0	0	0	0	0	126.1	550	104	65	62	8	68	0	20	10	0	164
2024	SFG	CPX	0	0	9.82	2	1		0	0	0	0	0	3.2	18	5	4	4	2	2	0	1	0	0	4
2024	SFG	AAA	3	6	8.60	23	13		0	0	0	0	0	75.1	358	92	75	72	14	44	0	7	3	0	61
2024	SFG	MiLB	3	6	8.66	25	14		0	0	0	0	0	79.0	376	97	79	76	16	46	0	8	3	0	65
2024	SFG	MLB	0	0	9.82	4	0	0	0	0	0	0	0	11.0	55	15	12	12	2	8	0	1	1	0	7
2025	SFG	AAA	3	2	3.63	26	4		0	0	2	2	1	57.0	240	42	25	23	3	22	0	5	0	0	89
2025	SFG	ST	0	0	0.00	4	0		0	0	2	1	0	4.0	12	0	0	0	0	0	0	0	0	0	5
2025	SFG	MLB	2	4	6.37	8	7	0	0	0	0	0	0	29.2	139	29	24	21	2	17	0	7	0	0	39
2026	HOU	ST	1	0	2.53	6	1		0	0	0	1	1	10.2	42	3	3	3	2	6	0	1	0	0	7
2026	FGDC	PROJ	3	4	4.42	54	2	1			0	7		61.0	265	55	32	30	8	27		6			60
2026	Steamer	PROJ	3	3	4.05	54	2	1	0	0	0	7		61.0	261	55	29	27	7	25	1	4			62
2026	ZiPS	PROJ	5	6	4.80	28	14				0	7		86.3	384	78	50	46	11	41	0	12	6	0	82
2026	ZiPS DC	PROJ	3	4	4.80	54	2	1			0	7		60.0	269	55	35	32	8	29		8			57
2026	ATC	PROJ	2	3	4.46	30	3	1			0	2		47.0	203	42	25	23	5	20	0	5			47
2026	OOPSY	PROJ	3	2	3.99	54	2	2			0	7		59.0	258	53	29	26	8	26		3			63
2026	HOU	MLB	3	4	3.06	19	6	1	0	0	0	2	0	47.0	190	34	17	16	6	21	0	2	2	0	44
2026	FGDC	ROS	3	4	4.53	32	5	2			0	0		52.0	227	48	28	26	7	24		5			51
2026	Steamer	ROS	3	3	4.18	32	5	2	0	0	0	0		52.0	226	47	26	24	6	24		4			52
2026	ZiPS	ROS	3	4	4.88	19	8							54.0	236	50	32	29	7	26		6			52
2026	ZiPS DC	ROS	3	4	4.88	32	5	2			0	0		52.0	227	48	31	28	7	25		6			50
2026	ATC DC	ROS	3	3	4.40	32	5	2			0	0		58.0	252	51	31	28	7	26		5			60
2026	THE BAT	ROS	3	3	4.57	32	5				0	0		50.0	220	46	27	25	7	24	1	4			53
2026	THE BAT X	ROS	3	3	4.43	32	5	1			0	0		50.0	219	45	26	25	6	23	1	4			51
2026	OOPSY	ROS	3	2	4.19	32	5	3			0	0		49.0	213	45	25	23	6	22		2			49
Total	- - -	MLB	5	8	5.03	31	13	1	0	0	0	2	0	87.2	384	78	53	49	10	46	0	10	3	0	90

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonAverages

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2018	MIN	R	9.91	3.16	3.13	0.00	26.3%	8.4%	17.9%	.225	1.20	.319	69.1%	96	71	2.79
2019	MIN	A	8.70	2.49	3.50	0.18	23.3%	6.7%	16.7%	.209	1.07	.277	74.7%	42	75	2.89
2019	SFG	A	12.10	2.17	5.57	0.00	35.5%	6.4%	29.1%	.160	0.79	.262	69.2%	43	50	1.83
2019	---	MiLB	9.94	2.37	4.19	0.11	27.5%	6.6%	20.9%	.192	0.97	.272	73.0%	42	66	2.51
2021	SFG	A+	13.36	4.99	2.68	1.03	34.1%	12.7%	21.4%	.217	1.35	.328	72.5%	95	98	4.54
2021	SFG	ST	0.00	20.25	0.00	0.00	0.0%	30.0%	-30.0%	.333	3.75	.333	83.3%	142	275	12.58
2022	SFG	AA	11.16	5.61	1.99	0.92	27.2%	13.7%	13.5%	.236	1.52	.322	67.2%	122	105	4.54
2023	SFG	AA	12.93	3.80	3.40	0.76	33.7%	9.9%	23.8%	.221	1.23	.340	65.7%	113	80	3.40
2023	SFG	AAA	10.94	5.47	2.00	0.46	27.6%	13.8%	13.8%	.228	1.44	.326	72.6%	82	80	4.38
2023	SFG	MiLB	11.68	4.84	2.41	0.57	29.8%	12.4%	17.5%	.225	1.36	.331	70.2%	94	80	4.01
2024	SFG	CPX	9.82	4.91	2.00	4.91	22.2%	11.1%	11.1%	.333	1.91	.333	76.9%	181	222	12.06
2024	SFG	AAA	7.29	5.26	1.39	1.67	17.0%	12.3%	4.7%	.300	1.81	.336	55.1%	181	132	6.66
2024	SFG	MiLB	7.41	5.24	1.41	1.82	17.3%	12.2%	5.1%	.301	1.81	.336	56.0%	181	136	6.91
2024	SFG	MLB	5.73	6.55	0.88	1.64	12.7%	14.5%	-1.8%	.326	2.09	.351	56.6%	244	170	6.71
2024			8.60	3.12	2.76	1.14	22.6%	8.2%	14.4%	.241	1.27	.289	72.1%			4.11
2025	SFG	AAA	14.05	3.47	4.05	0.47	37.1%	9.2%	27.9%	.197	1.12	.322	67.9%	74	56	2.95
2025	SFG	ST	11.25	0.00	5.00	0.00	41.7%	0.0%	41.7%	.000	0.00	.000	100.0%	0	26	1.23
2025	SFG	MLB	11.83	5.16	2.29	0.61	28.1%	12.2%	15.8%	.252	1.55	.365	57.8%	155	96	3.81
2025			8.49	3.21	2.64	1.18	22.2%	8.4%	13.8%	.242	1.29	.289	72.3%			4.22
2026	HOU	ST	5.91	5.06	1.17	1.69	16.7%	14.3%	2.4%	.086	0.84	.038	97.2%	53	138	6.75
2026	FGDC	PROJ	8.91	3.99	2.23	1.13	22.6%	10.1%	12.5%	.237	1.35	.288	69.6%			4.43
2026	Steamer	PROJ	9.26	3.71	2.50	1.11	24.0%	9.6%	14.4%	.238	1.32	.295	72.7%			4.13
2026	ZiPS	PROJ	8.55	4.28	2.00	1.15	21.4%	10.7%	10.7%	.236	1.38	.282	66.6%			4.73
2026	ZiPS DC	PROJ	8.55	4.28	2.00	1.15	21.4%	10.7%	10.7%	.236	1.38	.282	66.6%			4.73
2026	ATC	PROJ	9.09	3.94	2.31	1.04	23.2%	10.1%	13.1%	.238	1.35	.294	68.2%			4.24
2026	OOPSY	PROJ	9.63	3.94	2.44	1.16	24.6%	10.1%	14.5%	.231	1.33	.287	73.6%			4.14
2026	HOU	MLB	8.43	4.02	2.10	1.15	23.2%	11.1%	12.1%	.204	1.17	.239	82.3%	74	105	4.36
2026			8.46	3.53	2.40	1.10	22.0%	9.2%	12.9%	.238	1.30	.286	72.2%			4.24
2026	FGDC	ROS	8.81	4.22	2.08	1.14	22.5%	10.8%	11.7%	.241	1.38	.293	69.5%			4.47
2026	Steamer	ROS	8.94	4.17	2.14	1.10	22.9%	10.7%	12.2%	.239	1.37	.293	72.6%			4.31
2026	ZiPS	ROS	8.67	4.28	2.03	1.17	22.1%	10.9%	11.2%	.243	1.39	.294	66.3%			4.63
2026	ZiPS DC	ROS	8.67	4.28	2.03	1.17	22.1%	10.9%	11.2%	.243	1.39	.294	66.3%			4.63
2026	ATC DC	ROS	9.29	4.04	2.30	1.05	23.8%	10.4%	13.5%	.233	1.33	.290	68.5%			4.18
2026	THE BAT	ROS	9.46	4.31	2.19	1.17	24.0%	10.9%	13.0%	.239	1.39	.297	70.2%			4.38
2026	THE BAT X	ROS	9.22	4.17	2.21	1.16	23.4%	10.6%	12.8%	.235	1.36	.288	70.7%			4.34
2026	OOPSY	ROS	9.04	3.96	2.28	1.19	23.1%	10.1%	13.0%	.237	1.36	.287	72.4%			4.29
Total	- - -	MLB	9.24	4.72	1.96	1.03	23.4%	12.0%	11.5%	.238	1.41	.298	67.5%	123	110	4.47

Season	Team	Level	K/9 K/9 - Strikeouts per 9 Innings ((SO*9)/IP)	BB/9 BB/9 - Walks per 9 Innings ((BB*9)/IP)	K/BB K/BB - Strikeout to Walk Ratio (SO/BB)	HR/9 HR/9 - Home Runs per 9 Innings ((HR*9)/IP)	K% K% - Strikeout Percentage (SO/TBF)	BB% BB% - Walk Percentage (BB/TBF)	K-BB% K-BB% - The difference between strikeout percentage and walk percentage	AVG AVG - Batting Average Against	WHIP WHIP - Walks + Hits divided by Innings Pitched	BABIP BABIP - Batting Average on Balls in Play	LOB% LOB% - Left on Base Percentage	ERA- ERA- - ERA adjusted for park and league where 100 is average and lower is better	FIP- FIP- - FIP adjusted for park and league where 100 is average and lower is better	FIP FIP - Fielder Independent Pitching on an ERA scale
2018	MIN	R	9.91	3.16	3.13	0.00	26.3%	8.4%	17.9%	.225	1.20	.319	69.1%	96	71	2.79
2019	MIN	A	8.70	2.49	3.50	0.18	23.3%	6.7%	16.7%	.209	1.07	.277	74.7%	42	75	2.89
2019	SFG	A	12.10	2.17	5.57	0.00	35.5%	6.4%	29.1%	.160	0.79	.262	69.2%	43	50	1.83
2019	---	MiLB	9.94	2.37	4.19	0.11	27.5%	6.6%	20.9%	.192	0.97	.272	73.0%	42	66	2.51
2021	SFG	A+	13.36	4.99	2.68	1.03	34.1%	12.7%	21.4%	.217	1.35	.328	72.5%	95	98	4.54
2021	SFG	ST	0.00	20.25	0.00	0.00	0.0%	30.0%	-30.0%	.333	3.75	.333	83.3%	142	275	12.58
2022	SFG	AA	11.16	5.61	1.99	0.92	27.2%	13.7%	13.5%	.236	1.52	.322	67.2%	122	105	4.54
2023	SFG	AA	12.93	3.80	3.40	0.76	33.7%	9.9%	23.8%	.221	1.23	.340	65.7%	113	80	3.40
2023	SFG	AAA	10.94	5.47	2.00	0.46	27.6%	13.8%	13.8%	.228	1.44	.326	72.6%	82	80	4.38
2023	SFG	MiLB	11.68	4.84	2.41	0.57	29.8%	12.4%	17.5%	.225	1.36	.331	70.2%	94	80	4.01
2024	SFG	CPX	9.82	4.91	2.00	4.91	22.2%	11.1%	11.1%	.333	1.91	.333	76.9%	181	222	12.06
2024	SFG	AAA	7.29	5.26	1.39	1.67	17.0%	12.3%	4.7%	.300	1.81	.336	55.1%	181	132	6.66
2024	SFG	MiLB	7.41	5.24	1.41	1.82	17.3%	12.2%	5.1%	.301	1.81	.336	56.0%	181	136	6.91
2024	SFG	MLB	5.73	6.55	0.88	1.64	12.7%	14.5%	-1.8%	.326	2.09	.351	56.6%	244	170	6.71
2024			8.60	3.12	2.76	1.14	22.6%	8.2%	14.4%	.241	1.27	.289	72.1%			4.11
2025	SFG	AAA	14.05	3.47	4.05	0.47	37.1%	9.2%	27.9%	.197	1.12	.322	67.9%	74	56	2.95
2025	SFG	ST	11.25	0.00	5.00	0.00	41.7%	0.0%	41.7%	.000	0.00	.000	100.0%	0	26	1.23
2025	SFG	MLB	11.83	5.16	2.29	0.61	28.1%	12.2%	15.8%	.252	1.55	.365	57.8%	155	96	3.81
2025			8.49	3.21	2.64	1.18	22.2%	8.4%	13.8%	.242	1.29	.289	72.3%			4.22
2026	HOU	ST	5.91	5.06	1.17	1.69	16.7%	14.3%	2.4%	.086	0.84	.038	97.2%	53	138	6.75
2026	FGDC	PROJ	8.91	3.99	2.23	1.13	22.6%	10.1%	12.5%	.237	1.35	.288	69.6%			4.43
2026	Steamer	PROJ	9.26	3.71	2.50	1.11	24.0%	9.6%	14.4%	.238	1.32	.295	72.7%			4.13
2026	ZiPS	PROJ	8.55	4.28	2.00	1.15	21.4%	10.7%	10.7%	.236	1.38	.282	66.6%			4.73
2026	ZiPS DC	PROJ	8.55	4.28	2.00	1.15	21.4%	10.7%	10.7%	.236	1.38	.282	66.6%			4.73
2026	ATC	PROJ	9.09	3.94	2.31	1.04	23.2%	10.1%	13.1%	.238	1.35	.294	68.2%			4.24
2026	OOPSY	PROJ	9.63	3.94	2.44	1.16	24.6%	10.1%	14.5%	.231	1.33	.287	73.6%			4.14
2026	HOU	MLB	8.43	4.02	2.10	1.15	23.2%	11.1%	12.1%	.204	1.17	.239	82.3%	74	105	4.36
2026			8.46	3.53	2.40	1.10	22.0%	9.2%	12.9%	.238	1.30	.286	72.2%			4.24
2026	FGDC	ROS	8.81	4.22	2.08	1.14	22.5%	10.8%	11.7%	.241	1.38	.293	69.5%			4.47
2026	Steamer	ROS	8.94	4.17	2.14	1.10	22.9%	10.7%	12.2%	.239	1.37	.293	72.6%			4.31
2026	ZiPS	ROS	8.67	4.28	2.03	1.17	22.1%	10.9%	11.2%	.243	1.39	.294	66.3%			4.63
2026	ZiPS DC	ROS	8.67	4.28	2.03	1.17	22.1%	10.9%	11.2%	.243	1.39	.294	66.3%			4.63
2026	ATC DC	ROS	9.29	4.04	2.30	1.05	23.8%	10.4%	13.5%	.233	1.33	.290	68.5%			4.18
2026	THE BAT	ROS	9.46	4.31	2.19	1.17	24.0%	10.9%	13.0%	.239	1.39	.297	70.2%			4.38
2026	THE BAT X	ROS	9.22	4.17	2.21	1.16	23.4%	10.6%	12.8%	.235	1.36	.288	70.7%			4.34
2026	OOPSY	ROS	9.04	3.96	2.28	1.19	23.1%	10.1%	13.0%	.237	1.36	.287	72.4%			4.29
Total	- - -	MLB	9.24	4.72	1.96	1.03	23.4%	12.0%	11.5%	.238	1.41	.298	67.5%	123	110	4.47

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2023	SFG	AAA	194	84.6	107.9	12.2	7	3.6%	46	23.7%	4.22	4.26
2024	SFG	AAA	246	88.3	110.8	11.5	15	6.1%	92	37.4%	8.60	6.18
2024	SFG	MLB	39	89.5	109.1	13.5	4	10.3%	20	51.3%	9.82	6.88
2025	SFG	AAA	124	86.7	112.4	12.0	6	4.8%	37	29.8%	3.63	3.42
2025	SFG	MLB	76	89.4	109.4	14.5	3	3.9%	24	31.6%	6.37	4.00
2026	HOU	ST	28	94.9	110.6	6.6	0	0.0%	16	57.1%	2.53
2026	HOU	MLB	123	89.8	111.4	13.9	7	5.7%	45	36.6%	3.06	3.78
Total	- - -	MLB	238	89.6	111.4	14.0	14	5.9%	89	37.4%	5.03	4.22

Season	Team	Level	Events Events - The number of Batted Balls (TBF - SO - BB - HBP)	EV EV - Exit Velocity (mph) - Speed of the baseball as it comes off the bat	maxEV maxEV - Maximum Exit Velocity (mph) - Highest speed of a ball off the bat.	LA LA - Launch Angle (degree) - Vertical direction of the ball as it leaves the bat	Barrels Barrels - A batted ball with comparable hit types (in terms of exit velocity and launch angle) have led to a minimum .500 batting average and 1.500 slugging percentage	Barrel% Barrel% - Percentage of batted balls that are classified as barrels	HardHit HardHit - Number of batted balls with exit velocity of 95 mph or higher	HardHit% HardHit% - Percentage of batted balls with exit velocity of 95 mph or higher	ERA ERA - Earned Run Average ((ER*9)/IP)	xERA xERA - Expected ERA
2023	SFG	AAA	194	84.6	107.9	12.2	7	3.6%	46	23.7%	4.22	4.26
2024	SFG	AAA	246	88.3	110.8	11.5	15	6.1%	92	37.4%	8.60	6.18
2024	SFG	MLB	39	89.5	109.1	13.5	4	10.3%	20	51.3%	9.82	6.88
2025	SFG	AAA	124	86.7	112.4	12.0	6	4.8%	37	29.8%	3.63	3.42
2025	SFG	MLB	76	89.4	109.4	14.5	3	3.9%	24	31.6%	6.37	4.00
2026	HOU	ST	28	94.9	110.6	6.6	0	0.0%	16	57.1%	2.53
2026	HOU	MLB	123	89.8	111.4	13.9	7	5.7%	45	36.6%	3.06	3.78
Total	- - -	MLB	238	89.6	111.4	14.0	14	5.9%	89	37.4%	5.03	4.22

Kai-Wei Teng

Stats

Dashboard

Standard

Advanced

Statcast

BAL	CHW	ATH
BOS	CLE	HOU
NYY	DET	LAA
TBR	KCR	SEA
TOR	MIN	TEX

ATL	CHC	ARI
MIA	CIN	COL
NYM	MIL	LAD
PHI	PIT	SDP
WSN	STL	SFG