Google: Gemini 2.5 Flash (batch) vs Google: Gemini 3 Flash Preview (batch)
Based on weekly OpenRouter usage tracked by AI Tier List, Google: Gemini 3 Flash Preview (batch) ranks #16 overall — ahead of Google: Gemini 2.5 Flash (batch) at #24. Google: Gemini 2.5 Flash (batch) is cheaper on input tokens at $0.15/1M vs $0.25/1M for Google: Gemini 3 Flash Preview (batch).
Google: Gemini 2.5 Flash (batch) vs Google: Gemini 3 Flash Preview (batch): which should you use?
Choose Google: Gemini 2.5 Flash (batch) if…
- Cheaper to read — $0.15 vs $0.25 per 1M input tokens, which is what dominates long-prompt and RAG workloads.
- Cheaper to write — $1.25 vs $1.50 per 1M output tokens, the line item that decides generation-heavy costs.
Choose Google: Gemini 3 Flash Preview (batch) if…
- It sees more real traffic — #16 overall on OpenRouter's weekly ranking, against #24 for Google: Gemini 2.5 Flash (batch).
- It is the newer model — released Dec 2025 against Jun 2025.
Spec Comparison
| Spec | Google: Gemini 2.5 Flash (batch) | Google: Gemini 3 Flash Preview (batch) |
|---|---|---|
| Author | ||
| Input price (per 1M tokens) | $0.15 | $0.25 |
| Output price (per 1M tokens) | $1.25 | $1.50 |
| Context window | 1M | 1M |
| Input modalities | file, image, text, audio, video | text, image, file, audio, video |
| Output modalities | text | text |
| AA Intelligence | — | — |
| AA Coding | — | — |
| AA Agentic | — | — |
| Released | Jun 2025 | Dec 2025 |
What Google: Gemini 2.5 Flash (batch) and Google: Gemini 3 Flash Preview (batch) actually cost to run
On a read-heavy job — 1M tokens in, 100K out — Google: Gemini 2.5 Flash (batch) costs $0.28 and Google: Gemini 3 Flash Preview (batch) costs $0.40.
Flip the shape — 100K in, 1M out — and it becomes $1.26 for Google: Gemini 2.5 Flash (batch) versus $1.52 for Google: Gemini 3 Flash Preview (batch).
Both figures are the published per-token rates multiplied out; caching and batch discounts are not included.
Usage Rank by Task
| Task | Google: Gemini 2.5 Flash (batch) | Google: Gemini 3 Flash Preview (batch) |
|---|---|---|
| Overall | #24 | #16 |
| Classification & Tagging | #7 | #8 |
| Content Writing | — | #9 |
| Customer Support | #3 | #2 |
| Data Extraction | #4 | #9 |
| Data Transformation | #10 | #9 |
| Image Processing | #4 | #6 |
| Roleplay & Fiction | — | #5 |
| Summarization | — | #3 |
| Translation | #6 | #9 |
About Google: Gemini 2.5 Flash (batch) and Google: Gemini 3 Flash Preview (batch)
Google: Gemini 2.5 Flash (batch)
Built by google · released Jun 2025 · 1M-token context
Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with greater...
Google: Gemini 3 Flash Preview (batch)
Built by google · released Dec 2025 · 1M-token context
Gemini 3 Flash Preview is a high speed, high value thinking model designed for agentic workflows, multi turn chat, and coding assistance. It delivers near Pro level reasoning and tool...
Related comparisons
- Google: Gemini 2.5 Flash (batch) vs DeepSeek: DeepSeek V4 Flash 0731
- Google: Gemini 2.5 Flash (batch) vs Tencent: Hy3
- Google: Gemini 2.5 Flash (batch) vs OpenAI: GPT-5.6 Luna (batch)
- Google: Gemini 3 Flash Preview (batch) vs DeepSeek: DeepSeek V4 Flash 0731
- Google: Gemini 3 Flash Preview (batch) vs Tencent: Hy3
- Google: Gemini 3 Flash Preview (batch) vs OpenAI: GPT-5.6 Luna (batch)
Get notified when Google: Gemini 2.5 Flash (batch) or Google: Gemini 3 Flash Preview (batch) moves
Usage ranks and prices refresh weekly. We email you when they move — once a week, no spam.
FAQ
Which is better, Google: Gemini 2.5 Flash (batch) or Google: Gemini 3 Flash Preview (batch)?
Based on weekly OpenRouter usage tracked by AI Tier List, Google: Gemini 3 Flash Preview (batch) ranks #16 overall — ahead of Google: Gemini 2.5 Flash (batch) at #24. Google: Gemini 2.5 Flash (batch) is cheaper on input tokens at $0.15/1M vs $0.25/1M for Google: Gemini 3 Flash Preview (batch).
Which is cheaper, Google: Gemini 2.5 Flash (batch) or Google: Gemini 3 Flash Preview (batch)?
Google: Gemini 2.5 Flash (batch) is cheaper at $0.15 per 1M input tokens. Output pricing: Google: Gemini 2.5 Flash (batch) $1.25, Google: Gemini 3 Flash Preview (batch) $1.50.
Is Google: Gemini 3 Flash Preview (batch) still ahead of Google: Gemini 2.5 Flash (batch) right now?
Yes. For the week of 2026-08-10, Google: Gemini 3 Flash Preview (batch) ranks #16 overall on OpenRouter usage against #24 for Google: Gemini 2.5 Flash (batch). Ranks refresh weekly, and the verdict on this page flips if they cross.
Usage ranks are weekly data aggregated by OpenRouter. Prices are USD per 1M tokens.