Compare/EXAONE 4.5 33B vs o3

EXAONE 4.5 33Bvso3

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

LG AI Research

EXAONE 4.5 33B

Input
$0/M
Output
$0/M
Speed
TTFT
OpenAI

o3

Input
$2/M
Output
$8/M
Speed
105 tok/s
TTFT
7.67s

Winner by Category

Cheaper
EXAONE 4.5 33B
Faster (tok/s)
o3
Lower Latency
EXAONE 4.5 33B
Benchmarks (0-12)
o3

Pricing Comparison

MetricEXAONE 4.5 33Bo3
Input ($/M tokens)$0$2
Output ($/M tokens)$0$8
Cost for 1M input + 100K output tokens:
EXAONE 4.5 33B$0.00
o3$2.80

Speed Comparison

Output Speed (tokens/s) — higher is better
EXAONE 4.5 33B
o3
105 tok/s
Time to First Token (seconds) — lower is better
EXAONE 4.5 33B
o3
7.67s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
30.238.4
Coding Index
23.038.4
Math Index
88.3
GPQA Diamond
79.4%82.7%
MMLU-Pro
85.3%
LiveCodeBench
80.8%
AIME 2025
88.3%
MATH-500
99.2%
Humanity's Last Exam
11.6%20.0%
SciCode
28.0%41.0%
IFBench
58.0%71.4%
TerminalBench
20.5%37.1%
EXAONE 4.5 33B0 wins
12 winso3

Frequently Asked Questions

Which is cheaper, EXAONE 4.5 33B or o3?

EXAONE 4.5 33B is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $3.50/M for o3.

Which model performs better on benchmarks?

o3 wins 12 out of 12 benchmarks compared to 0 for EXAONE 4.5 33B. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

o3 generates tokens faster at 105 tok/s vs 0 tok/s. EXAONE 4.5 33B also has lower time-to-first-token (0.00s vs 7.67s).

When should I use EXAONE 4.5 33B vs o3?

Choose based on your priorities: EXAONE 4.5 33B for lower cost, o3 for stronger benchmark performance, and o3 for faster generation. For latency-sensitive apps, check the TTFT comparison above.