ModelCap

Current AI model comparison

Exact identities · public evidence

Anthropic

Claude Fable 5.1

Position

#2

Index

84.1

Measured

2 public benchmark observations across 2 boards

Comparison side 1

Thinking Machines

Inkling

Position

#27

Index

63.5

Measured

5 public benchmark observations across 5 boards

Comparison side 2

Output / 1M

$50.00

vs $4.05

Context

1M

vs 1M

Weights

API only

vs Open weights