ModelCap

Current AI model comparison

Exact identities · public evidence

OpenAI

GPT-5.4 Nano

Position

#81

Index

57.3

Measured

4 public benchmark observations across 4 boards

Comparison side 1

OpenAI

GPT-6 Luna

Position

#25

Index

78.6

Measured

3 public benchmark observations across 3 boards

Comparison side 2

Output / 1M

$1.25

vs $0.50

Context

400K

vs 1M

Weights

API only

vs API only