GPT-5.4 vs Claude Opus 4.6: Complete API Cost Comparison
Introduction
The AI landscape has evolved dramatically with the release of GPT-5.4 and Claude Opus 4.6. Both models represent the cutting edge of language model technology, but they differ significantly in pricing, capabilities, and optimal use cases.
Pricing Comparison
GPT-5.4 Pricing
- Input: $2.50 per 1M tokens
- Output: $10.00 per 1M tokens
- Context Window: 200,000 tokens
Claude Opus 4.6 Pricing
- Input: $15.00 per 1M tokens
- Output: $75.00 per 1M tokens
- Context Window: 200,000 tokens
Performance Benchmarks
| Benchmark | GPT-5.4 | Claude Opus 4.6 |
|---|---|---|
| MMLU | 92.3% | 94.1% |
| HumanEval | 89.7% | 91.2% |
| GSM8K | 95.1% | 96.3% |
Cost Optimization Tips
- Use GPT-5.4 for high-volume tasks - The lower pricing makes it ideal for applications requiring many API calls
- Reserve Claude for complex reasoning - The higher cost is justified for tasks requiring superior analytical capabilities
- Implement caching strategies - Reduce redundant API calls by caching frequent responses
Conclusion
Choose GPT-5.4 for cost-effective, high-volume applications, and Claude Opus 4.6 for tasks requiring the highest level of reasoning and analysis.