ModelCap

Current AI model comparison

Exact identities · public evidence

Anthropic

Claude Opus 5

Position

#4

Index

86.2

Measured

6 public benchmark observations across 6 boards

Comparison side 1

OpenAI

GPT-6 Astra

Position

#1

Index

93.7

Measured

4 public benchmark observations across 4 boards

Comparison side 2

Output / 1M

$25.00

vs $50.00

Context

1M

vs 1M

Weights

API only

vs API only