Kenley Jansen has appeared in the most career games by an active pitcher, with 882 games.

Interpreted as:

most regular-season games played current MLB pitcher

	NAME	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Kenley Jansen K. Jansen	882	49	37	.570	0	2.60	1,230	0	0	453	877.2	584	254	272	83	265	31	661	18	3,486	21	12.61	2.72	4.64	0.85	35.3	7.6	0.97	.267	2.79	66	2.57	63	5.99	143.3
2	Aroldis Chapman A. Chapman	809	57	45	.559	0	2.61	1,263	0	0	339	771.1	454	224	248	52	397	33	527	7	3,158	82	14.74	4.63	3.18	0.61	40.0	12.6	1.10	.285	2.89	64	2.41	58	5.30	147.3
3	Ryan Pressly R. Pressly	636	37	37	.500	0	3.24	698	0	0	115	663.0	577	239	268	61	197	13	249	14	2,728	47	9.48	2.67	3.54	0.83	25.6	7.2	1.17	.293	3.64	78	3.19	76	7.83	73.9
4	Andrew Chafin A. Chafin	602	21	27	.438	3	3.41	557	0	0	20	509.0	433	193	212	37	215	16	96	18	2,147	29	9.85	3.80	2.59	0.65	25.9	10.0	1.27	.300	3.75	81	3.28	80	7.66	47.9
5	Justin Wilson J. Wilson	600	35	29	.547	0	3.61	569	0	0	20	523.2	455	210	222	48	227	16	121	14	2,220	38	9.78	3.90	2.51	0.82	25.6	10.2	1.30	.299	3.82	89	3.54	87	7.82	31.4
6	Luis García L. García	562	27	28	.491	4	4.13	516	0	0	15	544.2	532	250	277	52	242	26	137	23	2,397	62	8.53	4.00	2.13	0.86	21.5	10.1	1.42	.307	4.58	101	3.97	94	8.79	14.2
7	Raisel Iglesias R. Iglesias	543	39	51	.433	21	2.93	811	0	0	230	681.2	530	222	247	80	188	25	413	15	2,747	17	10.71	2.48	4.31	1.06	29.5	6.8	1.05	.274	3.26	69	3.24	77	7.00	73.7
8	Justin Verlander J. Verlander	533	262	149	.637	533	3.31	3,448	26	9	0	3452.2	2,926	1,270	1,374	360	965	115	0	27	14,102	97	8.99	2.52	3.57	0.94	24.5	6.8	1.13	.278	3.58	78	3.42	81	7.63	307.5
9	Taylor Rogers T. Rogers	523	29	34	.460	0	3.30	581	0	0	83	502.0	443	184	212	51	147	33	156	20	2,080	12	10.42	2.64	3.95	0.91	27.9	7.1	1.18	.309	3.80	78	3.24	77	7.94	55.6
10	Blake Treinen B. Treinen	507	43	36	.544	7	2.79	570	0	0	82	557.2	465	173	198	40	207	19	191	22	2,293	23	9.20	3.34	2.75	0.65	24.9	9.0	1.21	.292	3.20	67	3.26	78	7.50	55.4
11	Liam Hendriks L. Hendriks	482	33	34	.493	44	3.81	733	1	0	116	656.0	623	278	310	78	163	19	216	16	2,731	42	10.06	2.24	4.50	1.07	26.8	6.0	1.20	.314	4.25	93	3.27	79	8.55	66.4
12	Edwin Díaz E. Díaz	471	23	33	.411	0	3.03	762	0	0	232	466.0	329	157	169	52	168	34	356	9	1,903	30	14.72	3.24	4.54	1.00	40.0	8.8	1.07	.312	3.26	75	2.63	63	6.35	79.9
13	Max Scherzer M. Scherzer	467	215	112	.657	458	3.16	3,408	12	5	0	2881.0	2,349	1,012	1,085	337	756	112	2	20	11,640	78	10.65	2.36	4.51	1.05	29.3	6.5	1.08	.286	3.39	76	3.18	77	7.34	307.9
14	Carlos Estévez C. Estévez	453	28	31	.475	0	4.13	453	0	0	92	435.1	416	200	224	54	170	21	204	20	1,885	23	9.37	3.51	2.66	1.12	24.0	9.0	1.35	.305	4.63	88	4.02	91	8.60	19.3
15	T.J. McFarland	448	26	20	.565	3	4.14	322	0	0	1	539.2	608	248	282	47	173	18	123	34	2,337	14	5.37	2.89	1.86	0.78	13.8	7.4	1.45	.316	4.70	100	4.14	100	10.14	-1.4
16	Wandy Peralta W. Peralta	445	24	20	.545	1	3.81	324	0	0	13	397.1	350	168	188	47	174	21	97	8	1,696	13	7.34	3.94	1.86	1.06	19.1	10.3	1.32	.268	4.26	90	4.54	106	7.93	-12.3
17	Kirby Yates K. Yates	441	29	22	.569	0	3.16	599	0	0	95	427.2	306	150	163	56	169	29	199	13	1,771	18	12.61	3.56	3.54	1.18	33.8	9.5	1.11	.272	3.43	77	3.46	83	6.44	33.8
18	Josh Hader J. Hader	433	29	29	.500	0	2.67	773	0	0	206	474.2	262	141	151	58	185	22	292	5	1,870	18	14.66	3.51	4.18	1.10	41.3	9.9	0.94	.245	2.86	65	2.81	67	4.97	74.1
19	Phil Maton P. Maton	432	19	16	.543	1	4.14	476	0	0	6	426.0	386	196	220	50	163	43	81	7	1,835	10	10.06	3.44	2.92	1.06	25.9	8.9	1.29	.305	4.65	101	3.91	95	8.15	10.7
20	Clayton Kershaw C. Kershaw	432	212	94	.693	429	2.50	2,968	25	15	0	2742.2	2,091	762	835	227	678	44	1	28	10,816	103	9.74	2.22	4.38	0.74	27.4	6.3	1.01	.270	2.74	64	2.82	70	6.86	366.8
21	Yimi García Y. García	429	22	30	.423	1	3.55	451	0	0	28	413.0	332	163	189	61	102	25	123	17	1,682	5	9.83	2.22	4.42	1.33	26.8	6.1	1.05	.260	4.12	88	3.82	93	7.23	13.5
22	Joe Jiménez J. Jiménez	425	20	27	.426	0	4.47	488	0	0	23	391.0	344	194	215	50	145	28	108	6	1,680	11	11.23	3.34	3.37	1.15	29.0	8.6	1.25	.303	4.95	103	3.67	86	7.92	24.6
23	Emilio Pagán E. Pagán	423	26	23	.531	2	3.73	517	0	0	41	453.1	359	188	202	78	128	9	131	6	1,834	12	10.26	2.54	4.04	1.55	28.2	7.0	1.07	.255	4.01	91	4.03	96	7.13	9.2
24	Ryne Stanek R. Stanek	416	17	20	.459	56	3.67	485	0	0	12	415.0	328	169	186	54	206	10	86	14	1,759	30	10.52	4.47	2.35	1.17	27.6	11.7	1.29	.273	4.03	89	4.08	98	7.11	2.4
25	Tommy Kahnle T. Kahnle	402	10	14	.417	0	3.38	464	0	0	13	386.1	290	145	174	40	176	12	82	9	1,612	34	10.81	4.10	2.64	0.93	28.8	10.9	1.21	.272	4.05	78	3.56	84	6.76	31.3