Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)
In this head-to-head showdown, Google: Gemini 3.1 Flash Lite (batch) is more budget-friendly at $0.75/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
First million-token Gemini Pro. Baseline for 1.5 vs 2.5 vs 3.x Pro.
Auto-discovered from OpenRouter (google/gemini-3.1-flash-lite:batch). Preview until a second source matches.
Single model data
No latency data
$0.75 / 1M output
Relative percentile scores computed across all active models in the benchmark catalog.
Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.
Category wins across reasoning intelligence, generation speed, and token cost.
Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy
Generation throughput and time to first token responsiveness
Cost per million tokens and max context window length
| Benchmark | Gemini 1.5 Pro | Google: Gemini 3.1 Flash Lite (batch) | Advantage Delta |
|---|---|---|---|
| Preference Elo | — | — | |
| LiveBench | — | — | |
| SWE-bench | — | — | |
| GPQA Diamond | — | — | |
| Time to first token | — | — | |
| Output speed | 70 tok/s | — | — |
| Input price | $1.25/1M | $0.125/1M | Google: Gemini 3.1 Flash Lite (batch) (+$1.13/1M) |
| Output price | $0.75/1M | Google: Gemini 3.1 Flash Lite (batch) (+$4.25/1M) | |
| Context window | Gemini 1.5 Pro (+951k) |
Simulate monthly production API costs in USD (US Dollar).
Google: Gemini 3.1 Flash Lite (batch) is estimated to save $103.13/month ($1,238/year).
Need SWE-bench on both sides.
Lower output list price ($0.75/1M).
Need TTFT on both sides.
Larger window (2M).
Gemini 1.5 Pro is the side marked multimodal in the catalog.
| Target Workload | Recommended Pick | Evaluation Rationale |
|---|---|---|
| Repo / coding agents | insufficient data | Need SWE-bench on both sides. |
| High-volume chat | Google: Gemini 3.1 Flash Lite (batch) | Lower output list price ($0.75/1M). |
| Voice / low-latency UI | insufficient data | Need TTFT on both sides. |
| Long-document RAG | Gemini 1.5 Pro | Larger window (2M). |
| Screenshots / vision | Gemini 1.5 Pro | Gemini 1.5 Pro is the side marked multimodal in the catalog. |
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Verified head-to-head card
