Compare/GLM 5V Turbo (Reasoning) vs GPT-5.4 mini (xhigh)

GLM 5V Turbo (Reasoning)vsGPT-5.4 mini (xhigh)

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

Z AI

GLM 5V Turbo (Reasoning)

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

GPT-5.4 mini (xhigh)

Input
$0.75/M
Output
$4.5/M
Speed
179 tok/s
TTFT
7.08s

Winner by Category

Cheaper
GLM 5V Turbo (Reasoning)
Faster (tok/s)
GPT-5.4 mini (xhigh)
Lower Latency
GLM 5V Turbo (Reasoning)
Benchmarks (0-7)
GPT-5.4 mini (xhigh)

Pricing Comparison

MetricGLM 5V Turbo (Reasoning)GPT-5.4 mini (xhigh)
Input ($/M tokens)$0$0.75
Output ($/M tokens)$0$4.5
Cost for 1M input + 100K output tokens:
GLM 5V Turbo (Reasoning)$0.00
GPT-5.4 mini (xhigh)$1.20

Speed Comparison

Output Speed (tokens/s) — higher is better
GLM 5V Turbo (Reasoning)
GPT-5.4 mini (xhigh)
179 tok/s
Time to First Token (seconds) — lower is better
GLM 5V Turbo (Reasoning)
GPT-5.4 mini (xhigh)
7.08s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
42.948.1
Coding Index
36.251.5
Math Index
GPQA Diamond
80.9%87.5%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
15.8%26.6%
SciCode
43.5%49.9%
IFBench
61.1%73.3%
TerminalBench
32.6%52.3%
GLM 5V Turbo (Reasoning)0 wins
7 winsGPT-5.4 mini (xhigh)

Frequently Asked Questions

Which is cheaper, GLM 5V Turbo (Reasoning) or GPT-5.4 mini (xhigh)?

GLM 5V Turbo (Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $1.69/M for GPT-5.4 mini (xhigh).

Which model performs better on benchmarks?

GPT-5.4 mini (xhigh) wins 7 out of 12 benchmarks compared to 0 for GLM 5V Turbo (Reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GPT-5.4 mini (xhigh) generates tokens faster at 179 tok/s vs 0 tok/s. GLM 5V Turbo (Reasoning) also has lower time-to-first-token (0.00s vs 7.08s).

When should I use GLM 5V Turbo (Reasoning) vs GPT-5.4 mini (xhigh)?

Choose based on your priorities: GLM 5V Turbo (Reasoning) for lower cost, GPT-5.4 mini (xhigh) for stronger benchmark performance, and GPT-5.4 mini (xhigh) for faster generation. For latency-sensitive apps, check the TTFT comparison above.