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Google Gemini 3.1 Flash Lite VS OpenAI GPT-5.4

Gemini 3.1 Flash Lite vs GPT-5.4: which wins at real work?

22 task areas · same graded test runs · rank comparison only, so 0–100 and Elo collections never mix raw scores.

GPT-5.4 wins 21 of 22 task areas we tested; Gemini 3.1 Flash Lite takes 1. Gemini 3.1 Flash Lite costs 10.0× less per token ($1.75 vs $17.5 per 1M).

1
Task areas won
21
53
Avg percentile
84
0
Top-3 finishes
3
$1.75
Price / 1M tokens
$17.5
Google
Provider
OpenAI

Gemini 3.1 Flash Lite costs 10.0× less per token ($1.75 vs $17.5 per 1M).

Task by task

Task area Gemini 3.1 Flash Lite GPT-5.4 Winner
Creative & Comedy #85 / 110 #6 / 110 GPT-5.4
Presentations & Decks #80 / 110
Strong
#1 / 110
Excellent
GPT-5.4
Executive Assistant #101 / 112
Usable
#25 / 112
Strong
GPT-5.4
Legal & HR #86 / 110
Strong
#20 / 110
Excellent
GPT-5.4
Research & Competitive Analysis #56 / 110
Usable
#1 / 110
Excellent
GPT-5.4
Chef / Home Cooking #70 / 126
Usable
#19 / 126
Strong
GPT-5.4
Coding #58 / 115
Strong
#9 / 115
Excellent
GPT-5.4
Customer Support #54 / 113
Strong
#13 / 113
Strong
GPT-5.4
Investor & Pitch #44 / 66
Usable
#7 / 66
Strong
GPT-5.4
Content & Brand #43 / 124
Strong
#7 / 124
Strong
GPT-5.4
Training & Education #33 / 110
Excellent
#69 / 110
Strong
Gemini 3.1 Flash Lite
Knowledge & Docs #33 / 110
Strong
#1 / 110
Excellent
GPT-5.4
RAG, Safety & Grounding #58 / 113
Excellent
#29 / 113
Excellent
GPT-5.4
Structured Output #36 / 113
Excellent
#9 / 113
Excellent
GPT-5.4
Sales #67 / 110
Usable
#41 / 110
Usable
GPT-5.4
Translation & Localization #39 / 110
Excellent
#17 / 110
Excellent
GPT-5.4
Landing Pages #43 / 72
Strong
#22 / 72
Strong
GPT-5.4
AI Strategy #54 / 126
Strong
#37 / 126
Strong
GPT-5.4
Product & Project Management #29 / 110
Excellent
#13 / 110
Excellent
GPT-5.4
Frontend & Landing Pages #10 / 109
Usable
#5 / 109
Usable
GPT-5.4
Data & Analytics #44 / 110
Excellent
#42 / 110
Excellent
GPT-5.4
Summarization & Meeting Notes #13 / 110
Excellent
#11 / 110
Excellent
GPT-5.4

Rank = position among every model config we tested in that task area (lower is better). Sorted by biggest gap first.

Frequently asked

Is Gemini 3.1 Flash Lite better than GPT-5.4?

Across 22 task areas we benchmarked, GPT-5.4 ranks higher in 21 and Gemini 3.1 Flash Lite in 1.

Which is cheaper, Gemini 3.1 Flash Lite or GPT-5.4?

Gemini 3.1 Flash Lite costs 10.0× less per token ($1.75 vs $17.5 per 1M).

What is Gemini 3.1 Flash Lite better at?

Gemini 3.1 Flash Lite out-ranks GPT-5.4 at Training & Education.

What is GPT-5.4 better at?

GPT-5.4 out-ranks Gemini 3.1 Flash Lite at Creative & Comedy, Presentations & Decks, Executive Assistant.

Full Gemini 3.1 Flash Lite review → Full GPT-5.4 review → Full model leaderboard → Google vs OpenAI — every model, lab against lab →

More comparisons

This page is Spring Prompt, running in public

We just did this for every model. Do it for your prompt.

The rankings above come from running real tasks through real models and scoring every output. Spring Prompt is that same engine — pointed at your prompt, your test cases, and your definition of good.

  • Generate test cases from your prompt — no eval set required to start.
  • Compare models side by side with quality, cost and latency in one matrix.
  • Optimise the winner until the scores say it's ready to ship.
Experiment · Cold outreach email

Prompt × model results

12 test cases · 3 evals
Claude Opus
GPT-5
Gemini
v1
7.1
6.8
7.4
v2
8.3
7.9
8.0
v3
9.2
8.6
8.4
Best combo: v3 × Claude Opus
9.2 quality · $0.004/run · 1.8s