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9 undominated of 134 · Aug 28, 2026

As of Aug 28, 2026, GLM 4.5 is dominated for Balanced on LMArena. MiMo-V2.5-Pro scores 35.6 higher and costs 46% less, with a covering envelope. 9 of 134 rated, priced standard models are undominated.

Current model

GLM 4.5

Balanced

3 tokens in per 1 out

MiMo-V2.5-Pro1465.0 · $0.544/MGLM 4.51429.4 · $1.00/MLMArena EloEffective $/M · Balanced
134 rated, priced standard models. Chartreuse is the frontier. Cobalt is the model you named, when it is not on the staircase.

MiMo-V2.5-Pro is both better and cheaper than GLM 4.5.

GLM 4.5

LMArena Elo

1429.4

Effective $/M · Balanced

$1.00/M

MiMo-V2.5-Pro

LMArena Elo

1465.0

Effective $/M · Balanced

$0.544/M

Envelope-safe replacements

Each row scores at least as high, costs no more, and covers this model’s context, output, modalities, tools, and reasoning. A cheaper narrower model is not listed here.

ModelLMArenaEffective $/MYou save
MiMo-V2.5-Pro1465.0 +35.6$0.544/M46%
Qwen3.7 Plus1456.2 +26.8$0.560/M44%
Kimi K2.51445.2 +15.8$0.900/M10%
GLM 51445.2 +15.8$0.930/M7%
Hy31441.2 +11.8$0.144/M86%
Qwen3.8 27B1440.8 +11.4$0.956/M4%
GLM 4.61439.8 +10.4$0.875/M13%
GLM 4.71435.3 +5.9$0.738/M26%
MiniMax M31434.8 +5.4$0.525/M48%
DeepSeek V4 Flash 04231431.6 +2.2$0.101/M90%

Higher score, lower price, named losses

Not a drop-in. The loss is why these are not a recommendation.

ModelLMArenaEffective $/MYou give up
Gemini 3.7 Flash1490.2$0.750/Mmax output
Gemma 4 31B1441.7$0.153/Mmax output
Qwen3.5 397B A17B1438.3$0.877/Mmax output
Qwen3.6 Plus1436.8$0.731/Mmax output
Gemini 3.5 Flash Lite1436.5$0.850/Mmax output

Open the frontier

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