MedicalBenchmark
OpenAI: GPT-5.3 Chat provider

GPT-5.3 Chat

19

#19 of 319 models in the general ranking

Cumulative performance across 3 MIR exams

Net score

576.00 pts

Accuracy

96.8%

Correct / Incorrect

581 / 15

Total Cost

$0.00

Overall Performance

(vs. average)
Accuracy

96.8%

avg: 80.6%

Net score

576.00 pts

avg: 453.30 pts

Correct

581

avg: 483

Incorrect

15

avg: 90

Total Cost

$0.00

avg: $9.58

Average response time

6.7s

avg: 17.9s

Output Tokens

338K

avg: 1.3M

Reasoning Tokens

70K

avg: 898K

Average confidence

100.0%

avg: 95.4%

Breakdown by Exam

MIR 2024
52
Correct
191
Incorrect
6
Accuracy
95.5%
Net score
189.00
MIR 2025
12
Correct
193
Incorrect
7
Accuracy
96.5%
Net score
190.66
MIR 2026
18
Correct
197
Incorrect
2
Accuracy
98.5%
Net score
196.33