Cha	Dee	Met	Ste	Gem	MiM	Kim	Z.a	ERN	Cla	Gro	Nem
ChatGPT	1.0	0.4	0.2	0.2	0.4	0.5	0.4	0.1	0.1	−0.1	0.4	—
DeepSeek	0.4	1.0	0.7	0.6	0.6	0.4	0.6	0.4	0.2	−0.1	0.5	0.3
Meta AI	0.2	0.7	1.0	0.9	0.6	0.7	0.3	0.4	—	−0.3	0.5	0.1
StepFun	0.2	0.6	0.9	1.0	0.5	0.5	—	0.3	0.8	−0.4	0.3	—
Gemini	0.4	0.6	0.6	0.5	1.0	0.2	0.6	0.4	0.5	−0.2	0.5	—
MiMo (Xiaomi)	0.5	0.4	0.7	0.5	0.2	1.0	0.6	0.3	0.0	−0.2	0.4	−0.3
Kimi	0.4	0.6	0.3	—	0.6	0.6	1.0	0.9	—	−0.1	0.3	0.0
Z.ai	0.1	0.4	0.4	0.3	0.4	0.3	0.9	1.0	—	−0.1	0.2	−0.2
ERNIE (Wenxin)	0.1	0.2	—	0.8	0.5	0.0	—	—	1.0	−0.6	0.0	—
Claude	−0.1	−0.1	−0.3	−0.4	−0.2	−0.2	−0.1	−0.1	−0.6	1.0	0.4	0.6
Grok	0.4	0.5	0.5	0.3	0.5	0.4	0.3	0.2	0.0	0.4	1.0	0.8
Nemotron	—	0.3	0.1	—	—	−0.3	0.0	−0.2	—	0.6	0.8	1.0