MiMo-V2-Flash

Xiaomi's first large open model (weights Dec 16–17, 2025). Launch API price shown; the API name was retired Jun 30, 2026 (requests moved to V2.5).

Released

Dec 16, 2025

Price in / out

$0.1 / $0.3

Blended $/1M

$0.15

Context

262K

Parameters: 309B / 15B active. License: MIT.

Benchmark scores

Benchmark	Score	Δ vs prior	Rank (current)	Configuration	Source
SWE-bench Verified	73.4%	—	#6 of 9	lab-reported at launch; 78.6 in thinking mode after the Feb 2026 update · lab-reported	github.com ↗
GPQA Diamond	83.7%	—	#18 of 22	lab-reported, thinking · lab-reported	mimo.xiaomi.com ↗
τ²-bench (Telecom)	83.9%	—	#6 of 10	Artificial Analysis telecom run · independent run	artificialanalysis.ai ↗
MMLU-Pro	84.9%	—	#10 of 13	lab-reported · lab-reported	mimo.xiaomi.com ↗

MiMo versions

Timeline

Version	Released	$ in / out	Terminal-Bench	SWE-bench	GPQA	HLE	τ²-bench	MMLU-Pro
MiMo-V2-FlashSuperseded	2025-12-16	$0.1 / $0.3	—	73.4%	83.7%	—	83.9%	84.9%
MiMo-V2-ProRetired	2026-03-18	$1 / $3	—	78%	87%	—	95%	—
MiMo-V2.5Superseded	2026-04-22	—	60.7%	—	81.6%	—	—	82.9%
MiMo-V2.5-ProSuperseded	2026-04-22	—	57.3%	—	82.6%	34%	94.2%	84.6%
MiMo-V2.6-Flash	2026-09-21	$0.14 / $0.28	76.4%	—	—	35.1%	—	—
MiMo-V2.6-Pro	2026-09-21	$0.435 / $0.87	67.8%	—	—	49.4%	—	—

Compare

Open the Comparison Lab with MiMo-V2-Flash and its open-weight peers pre-selected, then toggle any benchmark or model.

Every MiMo version over time

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