Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)
In this head-to-head showdown, Gemini 3 Flash is more budget-friendly at $3/1M per 1M output tokens. Review the complete breakdown below to determine which model best fits your performance and budget requirements.
Fast Google frontier-adjacent model. Near-top official SWE-bench at a fraction of Opus price.
Auto-discovered from OpenRouter (openai/gpt-5.4-pro:batch). Preview until a second source matches.
Speed, cost, and intelligence tradeoffs across the Google lineup
Single model data
No latency data
$3 / 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 3 Flash | OpenAI: GPT-5.4 Pro (batch) | Advantage Delta |
|---|---|---|---|
| Preference Elo | — | — | |
| Coding Elo | — | — | |
| LiveBench | — | — | |
| SWE-bench | — | — | |
| GPQA Diamond | — | — | |
| Time to first token | — | — | |
| Output speed | 190 tok/s | — | — |
| Input price | $0.5/1M | Gemini 3 Flash (+$14.5/1M) | |
| Output price | Gemini 3 Flash (+$87/1M) | ||
| Context window | OpenAI: GPT-5.4 Pro (batch) (+1k) |
Simulate monthly production API costs in USD (US Dollar).
Gemini 3 Flash is estimated to save $1,812.50/month ($21,750/year).
Need SWE-bench on both sides.
Lower output list price ($3/1M).
Need TTFT on both sides.
Larger window (1.1M).
Gemini 3 Flash 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 | Gemini 3 Flash | Lower output list price ($3/1M). |
| Voice / low-latency UI | insufficient data | Need TTFT on both sides. |
| Long-document RAG | OpenAI: GPT-5.4 Pro (batch) | Larger window (1.1M). |
| Screenshots / vision | Gemini 3 Flash | Gemini 3 Flash is the side marked multimodal in the catalog. |
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