Compare/Apriel-v1.6-15B-Thinker vs GPT-5.4 (Non-reasoning)

Apriel-v1.6-15B-ThinkervsGPT-5.4 (Non-reasoning)

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

ServiceNow

Apriel-v1.6-15B-Thinker

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

GPT-5.4 (Non-reasoning)

Input
$2.5/M
Output
$15/M
Speed
61 tok/s
TTFT
0.65s

Winner by Category

Cheaper
Apriel-v1.6-15B-Thinker
Faster (tok/s)
GPT-5.4 (Non-reasoning)
Lower Latency
Apriel-v1.6-15B-Thinker
Benchmarks (5-6)
GPT-5.4 (Non-reasoning)

Pricing Comparison

MetricApriel-v1.6-15B-ThinkerGPT-5.4 (Non-reasoning)
Input ($/M tokens)$0$2.5
Output ($/M tokens)$0$15
Cost for 1M input + 100K output tokens:
Apriel-v1.6-15B-Thinker$0.00
GPT-5.4 (Non-reasoning)$4.00

Speed Comparison

Output Speed (tokens/s) — higher is better
Apriel-v1.6-15B-Thinker
GPT-5.4 (Non-reasoning)
61 tok/s
Time to First Token (seconds) — lower is better
Apriel-v1.6-15B-Thinker
GPT-5.4 (Non-reasoning)
0.65s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
27.635.4
Coding Index
22.041.0
Math Index
88.0
GPQA Diamond
73.3%74.8%
MMLU-Pro
79.0%
LiveCodeBench
80.7%
AIME 2025
88.0%
MATH-500
Humanity's Last Exam
9.8%10.6%
SciCode
37.3%47.1%
IFBench
69.1%48.4%
TerminalBench
14.4%37.9%
Apriel-v1.6-15B-Thinker5 wins
6 winsGPT-5.4 (Non-reasoning)

Frequently Asked Questions

Which is cheaper, Apriel-v1.6-15B-Thinker or GPT-5.4 (Non-reasoning)?

Apriel-v1.6-15B-Thinker is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $5.63/M for GPT-5.4 (Non-reasoning).

Which model performs better on benchmarks?

GPT-5.4 (Non-reasoning) wins 6 out of 12 benchmarks compared to 5 for Apriel-v1.6-15B-Thinker. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GPT-5.4 (Non-reasoning) generates tokens faster at 61 tok/s vs 0 tok/s. Apriel-v1.6-15B-Thinker also has lower time-to-first-token (0.00s vs 0.65s).

When should I use Apriel-v1.6-15B-Thinker vs GPT-5.4 (Non-reasoning)?

Choose based on your priorities: Apriel-v1.6-15B-Thinker for lower cost, GPT-5.4 (Non-reasoning) for stronger benchmark performance, and GPT-5.4 (Non-reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.