> MiMo-V2.6-Pro vs Gemini 3.8 Flash: index scores ~178 and 171 (GPT-4 = 100), API prices, context windows and results on the same independent tests, side by side.

Up to four models

# Compare

Side by side on the same independent tests, with price and context. The link in your address bar shares this exact comparison.

[MiMo-V2.6-Pro](https://themodelindex.org/models/mimo-v2-6-pro/)

[Gemini 3.8 Flash](https://themodelindex.org/models/gemini-3-8-flash/)

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Next to MiMo-V2.6-Pro

Best closed model, measured

Claude Opus 5.5

Closest rival, another lab

Kimi K3

The version it replaced

MiMo-V2.5-Pro

Where it started

GPT-4

Presets

Best open vs best closed (measured)

Today vs GPT-4 (2023)

Top three labs

US vs China, best of each

[MiMo-V2.6-Pro](https://themodelindex.org/models/mimo-v2-6-pro/)

~178

estimated

Weights

Open

Released

Sep 2026

Price in / out

$0.43 / $0.87

Context

1.05M

Core tests taken

–

[Gemini 3.8 Flash](https://themodelindex.org/models/gemini-3-8-flash/)

171

159–182

Weights

Closed

Released

Sep 2026

Price in / out

$0.75 / $3.75

Context

1.05M

Core tests taken

4 of 8

MiMo-V2.6-Pro and Gemini 3.8 Flash are too close to call (7 points apart, within the uncertainty), and costs 2.8× less (one score is an estimate).

## Test by test · independent results · Epoch AI

MiMo-V2.6-Pro

Gemini 3.8 Flash

These models share no independent tests yet.

Only tests that at least two of these models have taken. Bold rows are the core tests shown on every profile; all of these results inform the index score. Task length (METR) is listed below the chart because it is a duration, not a percentage.

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Source: https://themodelindex.org/compare/mimo-v2-6-pro-vs-gemini-3-8-flash/ · The Model Index · data as of 2026-10-01