Compare/Inkling vs GPT-5.4 mini (Non-Reasoning)

InklingvsGPT-5.4 mini (Non-Reasoning)

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

Thinking Machines

Inkling

Input
$1.87/M
Output
$4.68/M
Speed
83 tok/s
TTFT
1.63s
OpenAI

GPT-5.4 mini (Non-Reasoning)

Input
$0.75/M
Output
$4.5/M
Speed
165 tok/s
TTFT
0.58s

Winner by Category

Cheaper
GPT-5.4 mini (Non-Reasoning)
Faster (tok/s)
GPT-5.4 mini (Non-Reasoning)
Lower Latency
GPT-5.4 mini (Non-Reasoning)
Benchmarks (5-2)
Inkling

Pricing Comparison

MetricInklingGPT-5.4 mini (Non-Reasoning)
Input ($/M tokens)$1.87$0.75
Output ($/M tokens)$4.68$4.5
Cost for 1M input + 100K output tokens:
Inkling$2.34
GPT-5.4 mini (Non-Reasoning)$1.20

Speed Comparison

Output Speed (tokens/s) — higher is better
Inkling
83 tok/s
GPT-5.4 mini (Non-Reasoning)
165 tok/s
Time to First Token (seconds) — lower is better
Inkling
1.63s
GPT-5.4 mini (Non-Reasoning)
0.58s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
40.716.6
Coding Index
52.1
Math Index
GPQA Diamond
87.2%60.6%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
29.7%5.7%
SciCode
46.1%39.6%
IFBench
38.8%
TerminalBench
18.2%
Inkling5 wins
2 winsGPT-5.4 mini (Non-Reasoning)

Frequently Asked Questions

Which is cheaper, Inkling or GPT-5.4 mini (Non-Reasoning)?

GPT-5.4 mini (Non-Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $1.69/M tokens vs $2.57/M for Inkling.

Which model performs better on benchmarks?

Inkling wins 5 out of 12 benchmarks compared to 2 for GPT-5.4 mini (Non-Reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GPT-5.4 mini (Non-Reasoning) generates tokens faster at 165 tok/s vs 83 tok/s. However, GPT-5.4 mini (Non-Reasoning) has lower time-to-first-token (0.58s vs 1.63s).

When should I use Inkling vs GPT-5.4 mini (Non-Reasoning)?

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