ModelCap
Current AI model comparison
Exact identities · public evidence
OpenAI
GPT-5.5
Position
#13
Index
82.5
Measured
7 public benchmark observations across 7 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
$30.00
vs $2.50
Context
1M
vs 2M
Weights
API only
vs API only