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Side-by-side comparison for AI agent model selection.
Side-by-side comparison of GPT-5 and Gemini 3 Flash. GPT-5 scores 42 on quality benchmarks at $11.25/1M tokens. Gemini 3 Flash scores 46 at $0.38/1M tokens.
GPT-5 is the more affordable option. Gemini 3 Flash leads in quality benchmarks at a lower price point. For budget-conscious users, go with Gemini 3 Flash. For maximum quality, choose Gemini 3 Flash.
| GPT-5 | Gemini 3 Flash | |
|---|---|---|
| Provider | OpenAI | |
| Tier | Mid-Range | Budget |
| Quality Score | 42 | 46 |
| Input Price | $1.25/1M | $0.07/1M |
| Output Price | $10.00/1M | $0.30/1M |
| Speed | 100 tok/s | 160 tok/s |
| Context Window | 400K | 1.0M |
| Max Output | 32K | 66K |
| Reasoning | Yes | Yes |
| Vision | Yes | Yes |
| Task | GPT-5 | Gemini 3 Flash | Savings |
|---|---|---|---|
| Coding | $21.38 | $0.74 | Gemini 3 Flash saves $20.63 |
| Writing | $5.70 | $0.20 | Gemini 3 Flash saves $5.50 |
| Analysis | $11.88 | $0.41 | Gemini 3 Flash saves $11.46 |
| Research | $9.50 | $0.33 | Gemini 3 Flash saves $9.17 |
| $1.90 | $0.07 | Gemini 3 Flash saves $1.83 | |
| Summarization | $3.80 | $0.13 | Gemini 3 Flash saves $3.67 |