Compare/Solar Pro 3 vs gpt-oss-120B (low)

Solar Pro 3vsgpt-oss-120B (low)

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

Upstage

Solar Pro 3

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

gpt-oss-120B (low)

Input
$0.15/M
Output
$0.6/M
Speed
215 tok/s
TTFT
0.49s

Winner by Category

Cheaper
Solar Pro 3
Faster (tok/s)
gpt-oss-120B (low)
Lower Latency
Solar Pro 3
Benchmarks (5-6)
gpt-oss-120B (low)

Pricing Comparison

MetricSolar Pro 3gpt-oss-120B (low)
Input ($/M tokens)$0$0.15
Output ($/M tokens)$0$0.6
Cost for 1M input + 100K output tokens:
Solar Pro 3$0.00
gpt-oss-120B (low)$0.21

Speed Comparison

Output Speed (tokens/s) — higher is better
Solar Pro 3
gpt-oss-120B (low)
215 tok/s
Time to First Token (seconds) — lower is better
Solar Pro 3
gpt-oss-120B (low)
0.49s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
25.924.5
Coding Index
13.315.5
Math Index
66.7
GPQA Diamond
72.4%67.2%
MMLU-Pro
77.5%
LiveCodeBench
70.7%
AIME 2025
66.7%
MATH-500
Humanity's Last Exam
10.1%5.2%
SciCode
24.7%36.0%
IFBench
71.2%58.3%
TerminalBench
7.6%5.3%
Solar Pro 35 wins
6 winsgpt-oss-120B (low)

Frequently Asked Questions

Which is cheaper, Solar Pro 3 or gpt-oss-120B (low)?

Solar Pro 3 is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $0.26/M for gpt-oss-120B (low).

Which model performs better on benchmarks?

gpt-oss-120B (low) wins 6 out of 12 benchmarks compared to 5 for Solar Pro 3. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

gpt-oss-120B (low) generates tokens faster at 215 tok/s vs 0 tok/s. Solar Pro 3 also has lower time-to-first-token (0.00s vs 0.49s).

When should I use Solar Pro 3 vs gpt-oss-120B (low)?

Choose based on your priorities: Solar Pro 3 for lower cost, gpt-oss-120B (low) for stronger benchmark performance, and gpt-oss-120B (low) for faster generation. For latency-sensitive apps, check the TTFT comparison above.