Paul Skenes has the lowest ERA this season, with an ERA of 1.97.

Interpreted as:

lowest pitching staff era with a minimum of 1 IP per team game by a player this regular season

	NAME	ERA	SEASON	TM	G	W	L	W%	GS	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	Paul Skenes P. Skenes	1.97	2025	PIT	32	10	10	.500	32	216	1	0	0	187.2	136	41	45	11	42	6	0	0	733	2	10.36	2.01	5.14	0.53	29.5	5.7	0.95	.273	2.16	46	2.36	57	6.52	37.1
2	Tarik Skubal T. Skubal	2.21	2025	DET	31	13	6	.684	31	241	1	1	0	195.1	141	48	55	18	33	5	0	0	748	3	11.10	1.52	7.30	0.83	32.2	4.4	0.89	.273	2.53	55	2.45	59	6.50	37
3	Hunter Brown H. Brown	2.43	2025	HOU	31	12	9	.571	31	206	1	0	0	185.1	133	50	55	17	57	7	0	1	729	0	10.00	2.77	3.61	0.83	28.3	7.8	1.03	.262	2.67	60	3.14	76	6.46	20.7
4	Cristopher Sánchez C. Sánchez	2.57	2025	PHI	31	13	5	.722	31	204	1	0	0	196.1	169	56	58	12	44	6	0	0	789	6	9.35	2.02	4.64	0.55	25.9	5.6	1.08	.300	2.66	61	2.61	62	7.75	34.6
5	Yoshinobu Yamamoto Y. Yamamoto	2.58	2025	LAD	29	11	8	.579	29	194	0	0	0	167.2	109	48	53	14	57	3	0	0	660	5	10.41	3.06	3.40	0.75	29.4	8.6	0.99	.242	2.84	62	2.98	71	5.85	22.9
6	Garrett Crochet G. Crochet	2.59	2025	BOS	32	18	5	.783	32	255	1	1	0	205.1	165	59	62	24	46	3	0	0	814	7	11.18	2.02	5.54	1.05	31.3	5.7	1.03	.290	2.72	60	2.89	68	7.23	30.3
7	Freddy Peralta F. Peralta	2.68	2025	MIL	32	17	6	.739	32	201	0	0	0	174.2	121	52	53	20	66	9	0	0	714	4	10.36	3.40	3.05	1.03	28.2	9.2	1.07	.242	2.73	63	3.61	86	6.23	11.1
8	Andrew Abbott A. Abbott	2.80	2025	CIN	28	9	7	.563	28	145	1	1	0	161.0	143	50	57	18	43	3	0	0	663	4	8.11	2.40	3.37	1.01	21.9	6.5	1.16	.275	3.19	62	3.64	83	7.99	13
9	Max Fried M. Fried	2.86	2025	NYY	32	19	5	.792	32	189	0	0	0	195.1	164	62	73	14	51	10	0	0	801	8	8.71	2.35	3.71	0.65	23.6	6.4	1.10	.279	3.36	70	3.07	71	7.56	26.3
10	Nick Pivetta N. Pivetta	2.87	2025	SDP	31	13	5	.722	31	190	0	0	0	181.2	129	58	63	22	50	3	0	1	721	1	9.41	2.48	3.80	1.09	26.4	6.9	0.99	.235	3.12	71	3.49	85	6.39	12.3
11	Bryan Woo B. Woo	2.94	2025	SEA	30	15	7	.682	30	198	0	0	0	186.2	137	61	64	26	36	4	0	0	731	3	9.55	1.74	5.50	1.25	27.1	4.9	0.93	.238	3.09	77	3.47	86	6.61	11.5
12	Jacob deGrom J. deGrom	2.97	2025	TEX	30	12	8	.600	30	185	0	0	0	172.2	122	57	57	26	37	3	0	0	669	3	9.64	1.93	5.00	1.36	27.7	5.5	0.92	.230	2.97	73	3.64	85	6.36	11.8
13	Carlos Rodón C. Rodón	3.04	2025	NYY	32	17	9	.654	32	198	0	0	0	189.1	128	64	71	21	72	8	0	0	765	4	9.41	3.42	2.75	1.00	25.9	9.4	1.06	.230	3.38	74	3.75	87	6.08	11.5
14	Gavin Williams G. Williams	3.06	2025	CLE	31	12	5	.706	31	173	0	0	0	167.2	130	57	62	23	83	3	0	0	704	9	9.29	4.46	2.08	1.23	24.6	11.8	1.27	.254	3.33	76	4.39	106	6.98	-4.8
15	Matthew Boyd M. Boyd	3.21	2025	CHC	31	14	8	.636	31	154	0	0	0	179.2	154	64	69	19	42	9	0	0	718	2	7.71	2.10	3.67	0.95	21.4	5.8	1.09	.273	3.46	78	3.65	90	7.71	8.3
16	Logan Webb L. Webb	3.30	2025	SFG	33	14	11	.560	33	216	0	0	0	201.2	207	74	82	14	46	6	0	0	837	2	9.64	2.05	4.70	0.62	25.8	5.5	1.25	.348	3.66	80	2.67	67	9.24	30.2
17	Brayan Bello B. Bello	3.34	2025	BOS	28	11	8	.579	27	121	1	0	0	161.2	144	60	68	16	56	11	0	0	677	5	6.74	3.12	2.16	0.89	17.9	8.3	1.24	.271	3.79	77	4.17	99	8.02	1
18	Joe Ryan J. Ryan	3.47	2025	MIN	30	13	9	.591	29	185	0	0	0	166.0	134	64	67	25	38	12	0	0	668	0	10.03	2.06	4.87	1.36	27.7	5.7	1.04	.267	3.63	85	3.77	90	7.27	7.6
19	Kevin Gausman K. Gausman	3.47	2025	TOR	31	10	11	.476	31	184	1	1	0	189.1	147	73	75	21	48	3	0	2	755	1	8.75	2.28	3.83	1.00	24.4	6.4	1.03	.253	3.57	86	3.44	82	6.99	15.6
20	Merrill Kelly M. Kelly	3.52	2025	TOT	32	12	9	.571	32	167	0	0	0	184.0	157	72	79	23	48	2	0	0	748	1	8.17	2.35	3.48	1.13	22.3	6.4	1.11	.264	3.86	84	3.76	92	7.68	6.9
21	Luis Castillo L. Castillo	3.54	2025	SEA	32	11	8	.579	32	162	0	0	0	180.2	168	71	76	23	46	7	0	0	745	3	8.07	2.29	3.52	1.15	21.7	6.2	1.18	.286	3.79	92	3.88	97	8.37	2.6
22	Robbie Ray R. Ray	3.65	2025	SFG	32	11	8	.579	32	186	1	0	0	182.1	148	74	81	22	73	4	0	0	755	7	9.18	3.60	2.55	1.09	24.6	9.7	1.21	.268	4.00	89	3.93	99	7.31	0.7
23	Clay Holmes C. Holmes	3.66	2025	NYM	32	11	8	.579	30	127	0	0	0	159.2	149	65	74	14	63	13	0	0	686	6	7.16	3.55	2.02	0.79	18.5	9.2	1.33	.288	4.17	90	4.11	100	8.40	-0.3
24	Framber Valdez F. Valdez	3.75	2025	HOU	30	12	11	.522	30	177	2	0	0	185.0	164	77	81	14	66	7	0	0	772	12	8.61	3.21	2.68	0.68	22.9	8.5	1.24	.295	3.94	93	3.39	82	7.98	15.5
25	Zack Littell Z. Littell	3.86	2025	TOT	31	10	8	.556	31	127	1	0	0	182.0	171	78	80	36	30	7	0	1	739	3	6.28	1.48	4.23	1.78	17.2	4.1	1.10	.250	3.96	94	4.92	119	8.46	-16