Compare/Gemini 2.5 Flash-Lite (Non-reasoning) vs GPT-4.1 nano

Gemini 2.5 Flash-Lite (Non-reasoning)vsGPT-4.1 nano

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

Google

Gemini 2.5 Flash-Lite (Non-reasoning)

Input
$0.1/M
Output
$0.4/M
Speed
274 tok/s
TTFT
0.28s
OpenAI

GPT-4.1 nano

Input
$0.1/M
Output
$0.4/M
Speed
142 tok/s
TTFT
0.40s

Winner by Category

Cheaper
Tie
Faster (tok/s)
Gemini 2.5 Flash-Lite (Non-reasoning)
Lower Latency
Gemini 2.5 Flash-Lite (Non-reasoning)
Benchmarks (5-7)
GPT-4.1 nano

Pricing Comparison

MetricGemini 2.5 Flash-Lite (Non-reasoning)GPT-4.1 nano
Input ($/M tokens)$0.1$0.1
Output ($/M tokens)$0.4$0.4
Cost for 1M input + 100K output tokens:
Gemini 2.5 Flash-Lite (Non-reasoning)$0.14
GPT-4.1 nano$0.14

Speed Comparison

Output Speed (tokens/s) — higher is better
Gemini 2.5 Flash-Lite (Non-reasoning)
274 tok/s
GPT-4.1 nano
142 tok/s
Time to First Token (seconds) — lower is better
Gemini 2.5 Flash-Lite (Non-reasoning)
0.28s
GPT-4.1 nano
0.40s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
12.713.0
Coding Index
7.411.2
Math Index
35.324.0
GPQA Diamond
47.4%51.2%
MMLU-Pro
72.4%65.7%
LiveCodeBench
40.0%32.6%
AIME 2025
35.3%24.0%
MATH-500
92.6%84.8%
Humanity's Last Exam
3.7%3.9%
SciCode
17.7%25.9%
IFBench
31.5%32.0%
TerminalBench
2.3%3.8%
Gemini 2.5 Flash-Lite (Non-reasoning)5 wins
7 winsGPT-4.1 nano

Frequently Asked Questions

Which is cheaper, Gemini 2.5 Flash-Lite (Non-reasoning) or GPT-4.1 nano?

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

Which model performs better on benchmarks?

GPT-4.1 nano wins 7 out of 12 benchmarks compared to 5 for Gemini 2.5 Flash-Lite (Non-reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

Gemini 2.5 Flash-Lite (Non-reasoning) generates tokens faster at 274 tok/s vs 142 tok/s. Gemini 2.5 Flash-Lite (Non-reasoning) also has lower time-to-first-token (0.28s vs 0.40s).

When should I use Gemini 2.5 Flash-Lite (Non-reasoning) vs GPT-4.1 nano?

Choose based on your priorities: both are similarly priced, GPT-4.1 nano for stronger benchmark performance, and Gemini 2.5 Flash-Lite (Non-reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.