Deterministic Stack Engine

Best AI Stack for open-weight reasoning

Highest reasoning signal among models you can self-host or buy as open weights.

Objective Weight Distribution

Elo:30%LiveBench:30%GPQA:25%Out $:15%

Recommended PickScore 78.0 / 100

DeepSeek V4 Pro

DeepSeek · Open weights

elo p78livebench p82gpqa p81output price per m p65

Output: $0.87/1MSWE-bench: 71.6%

View full model fact sheet

Full Stack Leaderboard

Ranked alternatives optimized for open-weight reasoning based on objective benchmark weighting.

#2DeepSeek V4 Flash(DeepSeek)

Score 69.8

eloP61livebenchP71gpqaP71output price per mP83

Rank #2 in stackvs #1

#3Qwen QwQ 32B(Alibaba)

Score 69.2

eloP66livebenchP72gpqaP77output price per mP57

Rank #3 in stackvs #1

#4GLM-5.2(Zhipu)

Score 61.6

eloP64livebenchP59gpqaP61output price per mP63

Rank #4 in stackvs #1

#5MiniMax M2.5(MiniMax)

Score 53.1

eloP56livebenchP54gpqaP42output price per mP64

Rank #5 in stackvs #1

#6Llama 4 Maverick(Meta)

Score 47.1

eloP51livebenchP43gpqaP36output price per mP66

Rank #6 in stackvs #1

#7Qwen3 235B(Alibaba)

Score 45.4

eloP39livebenchP47gpqaP49output price per mP49

Rank #7 in stackvs #1

#8Qwen 2.5 Coder 32B(Alibaba)

Score 45.1

eloP35livebenchP56gpqaP30output price per mP69

Rank #8 in stackvs #1

#9DeepSeek R1(DeepSeek)

Score 36.0

eloP21livebenchP26gpqaP64output price per mP39

Rank #9 in stackvs #1

#10Llama 4 Scout(Meta)

Score 35.5

eloP32livebenchP28gpqaP21output price per mP82

Rank #10 in stackvs #1