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Side-by-side comparison for AI agent model selection.
Side-by-side comparison of GPT-5.5 and Gemini 3 Flash. GPT-5.5 scores 60 on quality benchmarks at $35.00/1M tokens. Gemini 3 Flash scores 46 at $0.38/1M tokens.
GPT-5.5 has higher benchmark scores. Gemini 3 Flash offers competitive value at a lower price point. For budget-conscious users, go with Gemini 3 Flash. For maximum quality, choose GPT-5.5.
| GPT-5.5 | Gemini 3 Flash | |
|---|---|---|
| Provider | OpenAI | |
| Tier | Frontier | Budget |
| Quality Score | 60 | 46 |
| Input Price | $5.00/1M | $0.07/1M |
| Output Price | $30.00/1M | $0.30/1M |
| Speed | 81 tok/s | 160 tok/s |
| Context Window | 1.1M | 1.0M |
| Max Output | 128K | 66K |
| Reasoning | Yes | Yes |
| Vision | Yes | Yes |
| Task | GPT-5.5 | Gemini 3 Flash | Savings |
|---|---|---|---|
| Coding | $67.50 | $0.74 | Gemini 3 Flash saves $66.76 |
| Writing | $18.00 | $0.20 | Gemini 3 Flash saves $17.80 |
| Analysis | $37.50 | $0.41 | Gemini 3 Flash saves $37.09 |
| Research | $30.00 | $0.33 | Gemini 3 Flash saves $29.67 |
| $6.00 | $0.07 | Gemini 3 Flash saves $5.93 | |
| Summarization | $12.00 | $0.13 | Gemini 3 Flash saves $11.87 |