Compare/Qwen3 8B (Non-reasoning) vs gpt-oss-20B (low)

Qwen3 8B (Non-reasoning)vsgpt-oss-20B (low)

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

Alibaba

Qwen3 8B (Non-reasoning)

Input
$0.18/M
Output
$0.2/M
Speed
92 tok/s
TTFT
1.00s
OpenAI

gpt-oss-20B (low)

Input
$0.06/M
Output
$0.2/M
Speed
265 tok/s
TTFT
0.42s

Winner by Category

Cheaper
gpt-oss-20B (low)
Faster (tok/s)
gpt-oss-20B (low)
Lower Latency
gpt-oss-20B (low)
Benchmarks (1-11)
gpt-oss-20B (low)

Pricing Comparison

MetricQwen3 8B (Non-reasoning)gpt-oss-20B (low)
Input ($/M tokens)$0.18$0.06
Output ($/M tokens)$0.2$0.2
Cost for 1M input + 100K output tokens:
Qwen3 8B (Non-reasoning)$0.20
gpt-oss-20B (low)$0.08

Speed Comparison

Output Speed (tokens/s) — higher is better
Qwen3 8B (Non-reasoning)
92 tok/s
gpt-oss-20B (low)
265 tok/s
Time to First Token (seconds) — lower is better
Qwen3 8B (Non-reasoning)
1.00s
gpt-oss-20B (low)
0.42s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
10.620.8
Coding Index
7.114.4
Math Index
24.362.3
GPQA Diamond
45.2%61.1%
MMLU-Pro
64.3%71.8%
LiveCodeBench
20.2%65.2%
AIME 2025
24.3%62.3%
MATH-500
82.8%
Humanity's Last Exam
2.8%5.1%
SciCode
16.8%34.0%
IFBench
28.6%57.8%
TerminalBench
2.3%4.5%
Qwen3 8B (Non-reasoning)1 wins
11 winsgpt-oss-20B (low)

Frequently Asked Questions

Which is cheaper, Qwen3 8B (Non-reasoning) or gpt-oss-20B (low)?

gpt-oss-20B (low) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.10/M tokens vs $0.18/M for Qwen3 8B (Non-reasoning).

Which model performs better on benchmarks?

gpt-oss-20B (low) wins 11 out of 12 benchmarks compared to 1 for Qwen3 8B (Non-reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

gpt-oss-20B (low) generates tokens faster at 265 tok/s vs 92 tok/s. However, gpt-oss-20B (low) has lower time-to-first-token (0.42s vs 1.00s).

When should I use Qwen3 8B (Non-reasoning) vs gpt-oss-20B (low)?

Choose based on your priorities: gpt-oss-20B (low) for lower cost, gpt-oss-20B (low) for stronger benchmark performance, and gpt-oss-20B (low) for faster generation. For latency-sensitive apps, check the TTFT comparison above.