ModelCap

Current AI model comparison

Exact identities · public evidence

OpenAI

GPT-6 Luna

Position

#25

Index

78.6

Measured

3 public benchmark observations across 3 boards

Comparison side 1

xAI

Grok 4.20 Multi-Agent

Position

#18

Index

81.2

Measured

2 public benchmark observations across 2 boards

Comparison side 2

Output / 1M

$0.50

vs $2.50

Context

1M

vs 2M

Weights

API only

vs API only