Google · mid
Is Gemini 3 Flash Preview good?
Gemini 3 Flash Preview places top-3 in 2 of 21 task areas we tested. It's strongest at frontend & landing pages and weakest at customer support. It's a mid-priced option ($3.5/1M tokens).
Our take
Strengths
Weak spots
How Gemini 3 Flash Preview ranks, task by task
Rank is the position in each field; Rating is the absolute quality bar. A model can be rated "Excellent" yet sit mid-table when the whole field is strong — and vice-versa.
| Task area | Rank | Percentile | Rating |
|---|---|---|---|
| Frontend & Landing Pages | #1 of 93 |
|
Usable |
| Content & Brand | #3 of 50 |
|
Strong |
| Landing Pages | #5 of 56 |
|
Strong |
| Training & Education | #7 of 44 |
|
Excellent |
| Coding | #12 of 52 |
|
Strong |
| AI Strategy | #14 of 50 |
|
Strong |
| Chef / Home Cooking | #18 of 50 |
|
Usable |
| Creative & Comedy | #18 of 44 |
|
Elo |
| Data & Analytics | #28 of 69 |
|
Excellent |
| Knowledge & Docs | #39 of 94 |
|
Usable |
| Sales | #19 of 44 |
|
Usable |
| Legal & HR | #22 of 44 |
|
Excellent |
| Investor & Pitch | #29 of 50 |
|
Usable |
| Translation & Localization | #27 of 44 |
|
Excellent |
| Summarization & Meeting Notes | #29 of 44 |
|
Excellent |
| Product & Project Management | #34 of 44 |
|
Strong |
| Executive Assistant | #40 of 50 |
|
Usable |
| Research & Competitive Analysis | #36 of 44 |
|
Needs editing |
| Presentations & Decks | #38 of 44 |
|
Strong |
| Structured Output | #39 of 43 |
|
Excellent |
| Customer Support | #41 of 43 |
|
Usable |
Industry benchmarks
Standardized third-party scores, shown for context — these are independent of our real-task tests.
Design Arena — human preference (avg Elo 1244)
Headline vs. real-world
Source: Artificial Analysis (artificialanalysis.ai) via OpenRouter (openrouter.ai/rankings). (2026-06-29) · Source: Design Arena (www.designarena.ai) via OpenRouter (openrouter.ai/rankings). (2026-06-29)
Like Gemini 3 Flash Preview, but…
Similar
- Gemini 3.1 Flash Lite Budget
- Kimi K2.5 Mid
- GPT-5.4 Mini Mid
Cheaper
- DeepSeek V3.2 84% cheaper
- Gemini 3.1 Flash Lite 50% cheaper
- Gemini 3.1 Flash Lite Preview 50% cheaper
Smarter
- GPT-5.5 +32 pts
- Gemini 3.1 Pro Preview +32 pts
- Claude Opus 4.8 +27 pts
Frequently asked
Is Gemini 3 Flash Preview any good?
Gemini 3 Flash Preview places top-3 in 2 of 21 task areas we benchmarked. It performs best at Frontend & Landing Pages.
What is Gemini 3 Flash Preview best at?
Its strongest task areas are Frontend & Landing Pages, Content & Brand, Landing Pages.
Is there a cheaper alternative to Gemini 3 Flash Preview?
DeepSeek V3.2 is 84% cheaper and stays competitive on quality across our benchmarks.
How we test & rank
Each model is scored on real tasks across 21 task areas by an LLM judge with deterministic checks. "Percentile" is this model's standing within each area's field; the cross-area figures are rank-based so quality and Elo scores are never mixed.
This page is Spring Prompt, running
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.
Prompt × model results
12 test cases · 3 evals