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Side-by-side comparison of GPT-5.3 and GPT-5.5. GPT-5.3 scores 54 on quality benchmarks at $12.00/1M tokens. GPT-5.5 scores 60 at $35.00/1M tokens.
GPT-5.3 is the more affordable option and costs less per token. GPT-5.5 leads in quality benchmarks. For budget-conscious users, go with GPT-5.3. For maximum quality, choose GPT-5.5.
| Task | GPT-5.3 | GPT-5.5 | Savings |
|---|---|---|---|
| Coding | $23.40 | $67.50 | GPT-5.3 saves $44.10 |
| Writing | $6.24 | $18.00 | GPT-5.3 saves $11.76 |
| Analysis | $13.00 | $37.50 | GPT-5.3 saves $24.50 |
| Research | $10.40 | $30.00 | GPT-5.3 saves $19.60 |
| Math & Reasoning | $7.80 | $22.50 | GPT-5.3 saves $14.70 |
| Creative | $5.20 | $15.00 | GPT-5.3 saves $9.80 |