Compare/Nex-N2-Pro vs Grok 4.3 (medium)

Nex-N2-ProvsGrok 4.3 (medium)

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

Nex AGI

Nex-N2-Pro

Input
$0.5/M
Output
$2.5/M
Speed
127 tok/s
TTFT
1.04s
SpaceXAI

Grok 4.3 (medium)

Input
$1.25/M
Output
$2.5/M
Speed
103 tok/s
TTFT
21.73s

Winner by Category

Cheaper
Nex-N2-Pro
Faster (tok/s)
Nex-N2-Pro
Lower Latency
Nex-N2-Pro
Benchmarks (4-3)
Nex-N2-Pro

Pricing Comparison

MetricNex-N2-ProGrok 4.3 (medium)
Input ($/M tokens)$0.5$1.25
Output ($/M tokens)$2.5$2.5
Cost for 1M input + 100K output tokens:
Nex-N2-Pro$0.75
Grok 4.3 (medium)$1.50

Speed Comparison

Output Speed (tokens/s) — higher is better
Nex-N2-Pro
127 tok/s
Grok 4.3 (medium)
103 tok/s
Time to First Token (seconds) — lower is better
Nex-N2-Pro
1.04s
Grok 4.3 (medium)
21.73s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
41.036.0
Coding Index
59.1
Math Index
GPQA Diamond
89.2%89.0%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
32.4%28.1%
SciCode
41.8%44.6%
IFBench
66.2%83.3%
TerminalBench
30.3%
Nex-N2-Pro4 wins
3 winsGrok 4.3 (medium)

Frequently Asked Questions

Which is cheaper, Nex-N2-Pro or Grok 4.3 (medium)?

Nex-N2-Pro is cheaper overall. Its blended price (3:1 input/output ratio) is $1.00/M tokens vs $1.56/M for Grok 4.3 (medium).

Which model performs better on benchmarks?

Nex-N2-Pro wins 4 out of 12 benchmarks compared to 3 for Grok 4.3 (medium). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Nex-N2-Pro generates tokens faster at 127 tok/s vs 103 tok/s. Nex-N2-Pro also has lower time-to-first-token (1.04s vs 21.73s).

When should I use Nex-N2-Pro vs Grok 4.3 (medium)?

Choose based on your priorities: Nex-N2-Pro for lower cost, Nex-N2-Pro for stronger benchmark performance, and Nex-N2-Pro for faster generation. For latency-sensitive apps, check the TTFT comparison above.