Danny Coulombe has the best ERA with 15.0+ innings pitched this season, with an ERA of 0.65.

Interpreted as:

Lowest era by a player with 15+ IP this regular season

	NAME	ERA	IP	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	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	Danny Coulombe D. Coulombe	0.65	27.2	2025	MIN	36	1	0	1.000	1	29	0	0	2	19	2	2	0	7	0	7	0	108	1	9.43	2.28	4.14	0.00	26.9	6.5	0.94	.264	0.65	16	1.75	43	6.18	7.3
2	Randy Rodríguez R. Rodríguez	0.84	42.2	2025	SFG	42	3	1	.750	0	56	0	0	1	26	4	6	1	8	1	8	0	160	2	11.81	1.69	7.00	0.21	35.0	5.0	0.80	.266	1.27	21	1.40	36	5.48	12.3
3	Ryan Brasier R. Brasier	0.98	18.1	2025	CHC	19	0	0		1	15	0	0	0	13	2	2	0	3	0	4	0	67	0	7.36	1.47	5.00	0.00	22.4	4.5	0.87	.265	0.98	24	1.94	49	6.38	4.2
4	Joe Boyle J. Boyle	1.13	16.0	2025	TBR	4	1	0	1.000	1	17	0	0	0	5	2	5	0	6	1	0	0	60	0	9.56	3.38	2.83	0.00	28.3	10.0	0.69	.139	2.81	29	2.27	57	2.81	3.1
5	Matt Brash M. Brash	1.14	23.2	2025	SEA	26	1	0	1.000	0	25	0	0	1	16	3	4	1	10	2	2	1	97	0	9.51	3.80	2.50	0.38	25.8	10.3	1.10	.254	1.52	30	3.04	77	6.08	2.4
6	Aroldis Chapman A. Chapman	1.15	39.0	2025	BOS	42	3	2	.600	0	59	0	0	17	20	5	6	2	10	0	24	0	147	2	13.62	2.31	5.90	0.46	40.1	6.8	0.77	.237	1.38	27	1.49	36	4.62	11.4
7	Shawn Dubin S. Dubin	1.33	20.1	2025	HOU	18	2	0	1.000	0	18	0	0	0	16	3	3	2	7	1	1	0	81	0	7.97	3.10	2.57	0.89	22.2	8.6	1.13	.264	1.33	33	3.77	93	7.08	0.7
8	Andrés Muñoz A. Muñoz	1.46	37.0	2025	SEA	38	3	1	.750	0	48	0	0	21	18	6	10	1	15	2	26	3	146	4	11.68	3.65	3.20	0.24	32.9	10.3	0.89	.213	2.43	39	2.22	56	4.38	7.3
9	Dennis Santana D. Santana	1.49	42.1	2025	PIT	42	3	2	.600	0	34	0	0	5	27	7	8	1	7	0	14	0	159	0	7.23	1.49	4.86	0.21	21.4	4.4	0.80	.222	1.70	35	2.28	56	5.74	8.4
10	Cole Winn C. Winn	1.50	18.0	2025	TEX	14	0	1	.000	0	12	0	0	0	12	3	4	1	9	0	6	2	74	1	6.00	4.50	1.33	0.50	16.2	12.2	1.17	.212	2.00	37	3.97	95	6.00	0.4
11	Erik Miller E. Miller	1.50	30.0	2025	SFG	36	4	1	.800	0	22	0	0	0	24	5	5	0	20	3	2	4	128	1	6.60	6.00	1.10	0.00	17.2	15.6	1.47	.289	1.50	37	3.92	100	7.20	-0.1
12	Daniel Palencia D. Palencia	1.53	35.1	2025	CHC	34	0	2	.000	0	39	0	0	13	20	6	8	2	11	1	21	1	135	1	9.93	2.80	3.55	0.51	28.9	8.1	0.88	.220	2.04	38	2.63	66	5.09	5.4
13	Dan Altavilla D. Altavilla	1.54	23.1	2025	CWS	21	0	1	.000	0	16	0	0	1	13	4	5	4	8	2	9	0	89	0	6.17	3.09	2.00	1.54	18.0	9.0	0.90	.153	1.93	38	5.23	124	5.01	-2.5
14	Tyler Rogers T. Rogers	1.54	46.2	2025	SFG	49	4	2	.667	0	34	0	0	0	33	8	9	3	4	0	8	0	172	0	6.56	0.77	8.50	0.58	19.8	2.3	0.79	.229	1.74	38	2.72	70	6.36	6.3
15	Nathan Eovaldi N. Eovaldi	1.58	91.0	2025	TEX	16	7	3	.700	16	94	1	1	0	63	16	19	5	14	5	0	1	348	4	9.30	1.38	6.71	0.49	27.0	4.0	0.85	.252	1.88	39	2.36	56	6.23	18.2
16	Edwin Díaz E. Díaz	1.60	39.1	2025	NYM	39	5	0	1.000	0	59	0	0	20	21	7	8	2	14	4	29	0	152	5	13.50	3.20	4.21	0.46	38.8	9.2	0.89	.260	1.83	40	2.12	53	4.81	8.4
17	Jhoan Duran J. Duran	1.62	44.1	2025	MIN	45	5	4	.556	0	50	0	0	15	34	8	10	0	16	3	32	4	185	2	10.15	3.25	3.13	0.00	27.0	8.6	1.13	.293	2.03	40	2.11	51	6.90	9.8
18	Brandon Woodruff B. Woodruff	1.65	16.1	2025	MIL	3	2	0	1.000	3	23	0	0	0	9	3	3	3	0	1	0	0	59	0	12.67	0.00		1.65	39.0	0.0	0.55	.188	1.65	40	2.84	69	4.96	2.3
19	Drew Pomeranz D. Pomeranz	1.71	26.1	2025	CHC	31	2	1	.667	3	26	0	0	1	18	5	6	1	10	4	7	1	107	0	8.89	3.42	2.60	0.34	24.3	9.3	1.06	.258	2.05	43	3.20	80	6.15	2.3
20	Logan Henderson L. Henderson	1.71	21.0	2025	MIL	4	3	0	1.000	4	29	0	0	0	14	4	4	3	6	0	0	0	81	0	12.43	2.57	4.83	1.29	35.8	7.4	0.95	.256	1.71	41	3.04	74	6.00	2.5
21	Trevor Rogers T. Rogers	1.74	41.1	2025	BAL	7	3	1	.750	7	35	0	0	0	24	8	8	2	12	1	0	0	160	0	7.62	2.61	2.92	0.44	21.9	7.5	0.87	.200	1.74	44	2.96	74	5.23	4.9
22	Adrian Morejon A. Morejon	1.76	46.0	2025	SDP	49	8	4	.667	0	45	0	0	2	27	9	14	1	9	0	8	2	177	2	8.80	1.76	5.00	0.20	25.4	5.1	0.78	.213	2.74	44	2.00	50	5.28	10.5
23	Kodai Senga K. Senga	1.79	80.2	2025	NYM	15	7	3	.700	15	79	0	0	0	59	16	19	5	36	1	0	0	327	4	8.81	4.02	2.19	0.56	24.2	11.0	1.18	.262	2.12	45	3.31	82	6.58	6.5
24	Louis Varland L. Varland	1.79	45.1	2025	MIN	47	3	3	.500	0	44	0	0	0	35	9	10	3	11	2	6	1	177	0	8.74	2.18	4.00	0.60	24.9	6.2	1.01	.274	1.99	44	2.86	70	6.95	6.3
25	Aaron Ashby A. Ashby	1.80	25.0	2025	MIL	15	1	0	1.000	0	29	0	0	1	22	5	5	1	8	3	6	0	102	4	10.44	2.88	3.63	0.36	28.4	7.8	1.20	.344	1.80	43	2.60	63	7.92	4.1