Compare/Phi-4 Mini Instruct vs gpt-oss-120B (high)

Phi-4 Mini Instructvsgpt-oss-120B (high)

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

Microsoft Azure

Phi-4 Mini Instruct

Input
$0/M
Output
$0/M
Speed
45 tok/s
TTFT
0.30s
OpenAI

gpt-oss-120B (high)

Input
$0.15/M
Output
$0.6/M
Speed
236 tok/s
TTFT
0.50s

Winner by Category

Cheaper
Phi-4 Mini Instruct
Faster (tok/s)
gpt-oss-120B (high)
Lower Latency
Phi-4 Mini Instruct
Benchmarks (1-11)
gpt-oss-120B (high)

Pricing Comparison

MetricPhi-4 Mini Instructgpt-oss-120B (high)
Input ($/M tokens)$0$0.15
Output ($/M tokens)$0$0.6
Cost for 1M input + 100K output tokens:
Phi-4 Mini Instruct$0.00
gpt-oss-120B (high)$0.21

Speed Comparison

Output Speed (tokens/s) — higher is better
Phi-4 Mini Instruct
45 tok/s
gpt-oss-120B (high)
236 tok/s
Time to First Token (seconds) — lower is better
Phi-4 Mini Instruct
0.30s
gpt-oss-120B (high)
0.50s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
8.433.3
Coding Index
3.628.6
Math Index
6.793.4
GPQA Diamond
33.1%78.2%
MMLU-Pro
46.5%80.8%
LiveCodeBench
12.6%87.8%
AIME 2025
6.7%93.4%
MATH-500
69.6%
Humanity's Last Exam
4.2%18.5%
SciCode
10.8%38.9%
IFBench
21.1%69.0%
TerminalBench
0.0%23.5%
Phi-4 Mini Instruct1 wins
11 winsgpt-oss-120B (high)

Frequently Asked Questions

Which is cheaper, Phi-4 Mini Instruct or gpt-oss-120B (high)?

Phi-4 Mini Instruct is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $0.26/M for gpt-oss-120B (high).

Which model performs better on benchmarks?

gpt-oss-120B (high) wins 11 out of 12 benchmarks compared to 1 for Phi-4 Mini Instruct. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

gpt-oss-120B (high) generates tokens faster at 236 tok/s vs 45 tok/s. Phi-4 Mini Instruct also has lower time-to-first-token (0.30s vs 0.50s).

When should I use Phi-4 Mini Instruct vs gpt-oss-120B (high)?

Choose based on your priorities: Phi-4 Mini Instruct for lower cost, gpt-oss-120B (high) for stronger benchmark performance, and gpt-oss-120B (high) for faster generation. For latency-sensitive apps, check the TTFT comparison above.