Compare/Qwen3 0.6B (Reasoning) vs gpt-oss-120b (low)

Qwen3 0.6B (Reasoning)vsgpt-oss-120b (low)

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

Alibaba

Qwen3 0.6B (Reasoning)

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

gpt-oss-120b (low)

Input
$0.15/M
Output
$0.6/M
Speed
331 tok/s
TTFT
0.50s

Winner by Category

Cheaper
Qwen3 0.6B (Reasoning)
Faster (tok/s)
gpt-oss-120b (low)
Lower Latency
Qwen3 0.6B (Reasoning)
Benchmarks (2-9)
gpt-oss-120b (low)

Pricing Comparison

MetricQwen3 0.6B (Reasoning)gpt-oss-120b (low)
Input ($/M tokens)$0$0.15
Output ($/M tokens)$0$0.6
Cost for 1M input + 100K output tokens:
Qwen3 0.6B (Reasoning)$0.00
gpt-oss-120b (low)$0.21

Speed Comparison

Output Speed (tokens/s) — higher is better
Qwen3 0.6B (Reasoning)
gpt-oss-120b (low)
331 tok/s
Time to First Token (seconds) — lower is better
Qwen3 0.6B (Reasoning)
gpt-oss-120b (low)
0.50s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
1.317.7
Coding Index
Math Index
18.066.7
GPQA Diamond
23.9%67.2%
MMLU-Pro
34.7%77.5%
LiveCodeBench
12.1%70.7%
AIME 2025
18.0%66.7%
MATH-500
75.0%
Humanity's Last Exam
5.7%5.2%
SciCode
2.8%36.0%
IFBench
23.3%58.3%
TerminalBench
0.0%5.3%
Qwen3 0.6B (Reasoning)2 wins
9 winsgpt-oss-120b (low)

Frequently Asked Questions

Which is cheaper, Qwen3 0.6B (Reasoning) or gpt-oss-120b (low)?

Qwen3 0.6B (Reasoning) 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 9 out of 12 benchmarks compared to 2 for Qwen3 0.6B (Reasoning). 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 331 tok/s vs 0 tok/s. Qwen3 0.6B (Reasoning) also has lower time-to-first-token (0.00s vs 0.50s).

When should I use Qwen3 0.6B (Reasoning) vs gpt-oss-120b (low)?

Choose based on your priorities: Qwen3 0.6B (Reasoning) 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.