Compare/GPT-5.4 mini (medium) vs Qwen3.5 Omni Plus

GPT-5.4 mini (medium)vsQwen3.5 Omni Plus

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

OpenAI

GPT-5.4 mini (medium)

Input
$0.75/M
Output
$4.5/M
Speed
181 tok/s
TTFT
6.38s
Alibaba

Qwen3.5 Omni Plus

Input
$0.4/M
Output
$4.8/M
Speed
50 tok/s
TTFT
1.32s

Winner by Category

Cheaper
Qwen3.5 Omni Plus
Faster (tok/s)
GPT-5.4 mini (medium)
Lower Latency
Qwen3.5 Omni Plus
Benchmarks (5-2)
GPT-5.4 mini (medium)

Pricing Comparison

MetricGPT-5.4 mini (medium)Qwen3.5 Omni Plus
Input ($/M tokens)$0.75$0.4
Output ($/M tokens)$4.5$4.8
Cost for 1M input + 100K output tokens:
GPT-5.4 mini (medium)$1.20
Qwen3.5 Omni Plus$0.88

Speed Comparison

Output Speed (tokens/s) — higher is better
GPT-5.4 mini (medium)
181 tok/s
Qwen3.5 Omni Plus
50 tok/s
Time to First Token (seconds) — lower is better
GPT-5.4 mini (medium)
6.38s
Qwen3.5 Omni Plus
1.32s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
37.738.6
Coding Index
37.527.6
Math Index
GPQA Diamond
82.3%82.6%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
17.1%13.9%
SciCode
44.2%40.5%
IFBench
64.8%51.2%
TerminalBench
34.1%21.2%
GPT-5.4 mini (medium)5 wins
2 winsQwen3.5 Omni Plus

Frequently Asked Questions

Which is cheaper, GPT-5.4 mini (medium) or Qwen3.5 Omni Plus?

Qwen3.5 Omni Plus is cheaper overall. Its blended price (3:1 input/output ratio) is $1.50/M tokens vs $1.69/M for GPT-5.4 mini (medium).

Which model performs better on benchmarks?

GPT-5.4 mini (medium) wins 5 out of 12 benchmarks compared to 2 for Qwen3.5 Omni Plus. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GPT-5.4 mini (medium) generates tokens faster at 181 tok/s vs 50 tok/s. However, Qwen3.5 Omni Plus has lower time-to-first-token (1.32s vs 6.38s).

When should I use GPT-5.4 mini (medium) vs Qwen3.5 Omni Plus?

Choose based on your priorities: Qwen3.5 Omni Plus for lower cost, GPT-5.4 mini (medium) for stronger benchmark performance, and GPT-5.4 mini (medium) for faster generation. For latency-sensitive apps, check the TTFT comparison above.