Compare/GPT-5 (ChatGPT) vs Nova 2.0 Pro Preview (Non-reasoning)

GPT-5 (ChatGPT)vsNova 2.0 Pro Preview (Non-reasoning)

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

OpenAI

GPT-5 (ChatGPT)

Input
$1.25/M
Output
$10/M
Speed
148 tok/s
TTFT
0.66s
Amazon

Nova 2.0 Pro Preview (Non-reasoning)

Input
$1.25/M
Output
$10/M
Speed
163 tok/s
TTFT
0.48s

Winner by Category

Cheaper
Tie
Faster (tok/s)
Nova 2.0 Pro Preview (Non-reasoning)
Lower Latency
Nova 2.0 Pro Preview (Non-reasoning)
Benchmarks (8-3)
GPT-5 (ChatGPT)

Pricing Comparison

MetricGPT-5 (ChatGPT)Nova 2.0 Pro Preview (Non-reasoning)
Input ($/M tokens)$1.25$1.25
Output ($/M tokens)$10$10
Cost for 1M input + 100K output tokens:
GPT-5 (ChatGPT)$2.25
Nova 2.0 Pro Preview (Non-reasoning)$2.25

Speed Comparison

Output Speed (tokens/s) — higher is better
GPT-5 (ChatGPT)
148 tok/s
Nova 2.0 Pro Preview (Non-reasoning)
163 tok/s
Time to First Token (seconds) — lower is better
GPT-5 (ChatGPT)
0.66s
Nova 2.0 Pro Preview (Non-reasoning)
0.48s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
21.823.1
Coding Index
21.220.5
Math Index
48.330.7
GPQA Diamond
68.6%63.6%
MMLU-Pro
82.0%77.2%
LiveCodeBench
54.3%47.3%
AIME 2025
48.3%30.7%
MATH-500
Humanity's Last Exam
5.8%4.0%
SciCode
37.8%28.1%
IFBench
45.0%52.0%
TerminalBench
12.9%16.7%
GPT-5 (ChatGPT)8 wins
3 winsNova 2.0 Pro Preview (Non-reasoning)

Frequently Asked Questions

Which is cheaper, GPT-5 (ChatGPT) or Nova 2.0 Pro Preview (Non-reasoning)?

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

Which model performs better on benchmarks?

GPT-5 (ChatGPT) wins 8 out of 12 benchmarks compared to 3 for Nova 2.0 Pro Preview (Non-reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Nova 2.0 Pro Preview (Non-reasoning) generates tokens faster at 163 tok/s vs 148 tok/s. However, Nova 2.0 Pro Preview (Non-reasoning) has lower time-to-first-token (0.48s vs 0.66s).

When should I use GPT-5 (ChatGPT) vs Nova 2.0 Pro Preview (Non-reasoning)?

Choose based on your priorities: both are similarly priced, GPT-5 (ChatGPT) for stronger benchmark performance, and Nova 2.0 Pro Preview (Non-reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.