Compare/Phi-3 Mini Instruct 3.8B vs Grok-1

Phi-3 Mini Instruct 3.8BvsGrok-1

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

Microsoft

Phi-3 Mini Instruct 3.8B

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

Grok-1

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

Winner by Category

Cheaper
Tie
Faster (tok/s)
Tie
Lower Latency
Tie
Benchmarks (11-1)
Phi-3 Mini Instruct 3.8B

Pricing Comparison

MetricPhi-3 Mini Instruct 3.8BGrok-1
Input ($/M tokens)$0$0
Output ($/M tokens)$0$0
Cost for 1M input + 100K output tokens:
Phi-3 Mini Instruct 3.8B$0.00
Grok-1$0.00

Speed Comparison

Speed data not available for these models.

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
10.111.7
Coding Index
3.0
Math Index
0.3
GPQA Diamond
31.9%
MMLU-Pro
43.5%
LiveCodeBench
11.6%
AIME 2025
0.3%
MATH-500
45.7%
Humanity's Last Exam
4.4%
SciCode
9.0%
IFBench
23.9%
TerminalBench
0.0%
Phi-3 Mini Instruct 3.8B11 wins
1 winsGrok-1

Frequently Asked Questions

Which is cheaper, Phi-3 Mini Instruct 3.8B or Grok-1?

Both models have similar pricing. Check the detailed breakdown above for input vs output token costs.

Which model performs better on benchmarks?

Phi-3 Mini Instruct 3.8B wins 11 out of 12 benchmarks compared to 1 for Grok-1. See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Both models have comparable generation speeds.

When should I use Phi-3 Mini Instruct 3.8B vs Grok-1?

Choose based on your priorities: both are similarly priced, Phi-3 Mini Instruct 3.8B for stronger benchmark performance, and both have comparable speed. For latency-sensitive apps, check the TTFT comparison above.