MiniMax-M2.7 | Epoch AI

ECI#72

146

MiniMax

Mar. 18, 2026

Open weights

MiniMax-M2.7 is an open-weights model from MiniMax, released March 18, 2026. It has an ECI score of 146 and ranks 72nd of 249 tracked models. At the time of its release, it ranked 28th of 197 tracked models.

MiniMax-M2.7 vs select alternatives

Domain	Benchmark	MiniMax-M2.7 MiniMax Mar. 18, 2026 Open weights	MiniMax-M2.5 MiniMax Feb. 12, 2026 Open weights	GLM-5 Z.ai (Zhipu AI) Feb. 11, 2026 Open weights	GPT-5.4 Nano OpenAI Mar. 17, 2026 Closed weights
	ECI scoreBest score 166	146	147	146	146
	Ranking	#72	#63	#70	#71
Mathematics	ProofBenchBest score 100%	3%	4%	n/a	5%
Science	CritPtBest score 32%	1%	n/a	n/a	9%
	SciCodeBest score 62%	47%	n/a	n/a	47%
Software engineering	Text Arena (Coding)Best score 1797	1398	1384	1435	—
	ALE-BenchBest score 2177	599	618	766	1005
	Terminal-Bench 2.0Best score 85%	45%	43%	52%	n/a
	WeirdML (v2)Best score 93%	37%	n/a	48%	49%

Model metadata

General
Organization	MiniMax
Release date	Mar. 18, 2026
Model accessibility	Open weights
Country	China
Knowledge cutoff	Unknown
Provider notes	MiniMax M2.7: Early Echoes of Self-Evolution

Pricing
Input price	$0.30 / 1M tokens
Output price	$1.20 / 1M tokens

Training
Parameters	2.3e11
Training compute	Unknown
Training hardware	Unknown
Training time	Unknown
Training dataset size	Unknown