ModelCap

Current AI model comparison

Exact identities · public evidence

OpenAI

o3

Position

#48

Index

61.0

Measured

3 public benchmark observations across 3 boards

Comparison side 1

Stepfun Ai

Step3 VL 10B

Position

#50

Index

60.0

Estimated

global-corpus-prior over 183 held-out anchors (17%); launch card against 2 resolved peers on 4 rows (83%); exceeds every named peer on 3 of 4 rows; no cross-lab optimism probe available; shrunk 1.4 toward the measured corpus

Comparison side 2

Output / 1M

$8.00

vs Unavailable

Context

200K

vs

Weights

API only

vs Open weights