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Side-by-side comparison of Claude Opus 4.5 and GPT-5. Claude Opus 4.5 scores 72 on quality benchmarks at $90.00/1M tokens. GPT-5 scores 60 at $11.25/1M tokens.
Claude Opus 4.5 has higher benchmark scores. GPT-5 offers competitive value at a lower price point. For budget-conscious users, go with GPT-5. For maximum quality, choose Claude Opus 4.5.
| Claude Opus 4.5 | GPT-5 | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Tier | Frontier | Mid-Range |
| Quality Score | 72 | 60 |
| Input Price | $15.00/1M | $1.25/1M |
| Output Price | $75.00/1M | $10.00/1M |
| Speed | 40 tok/s | 100 tok/s |
| Context Window | 200K | 400K |
| Max Output | 32K | 32K |
| Reasoning | Yes | Yes |
| Vision | Yes | Yes |
| Task | Claude Opus 4.5 | GPT-5 | Savings |
|---|---|---|---|
| Coding | $175.50 | $21.38 | GPT-5 saves $154.13 |
| Writing | $46.80 | $5.70 | GPT-5 saves $41.10 |
| Analysis | $97.50 | $11.88 | GPT-5 saves $85.63 |
| Math & Reasoning | $58.50 | $7.13 | GPT-5 saves $51.38 |
| Creative | $39.00 | $4.75 | GPT-5 saves $34.25 |
| General Chat | $11.70 | $1.42 | GPT-5 saves $10.27 |