Head to head
Claude Opus 4 vs GPT-5 Pro
On a blended workload of one million input tokens and three million output tokens, Claude Opus 4 is 1.6× cheaper than GPT-5 Pro.
| Claude Opus 4 | GPT-5 Pro | |
|---|---|---|
| Provider | Anthropic | OpenAI |
| Input / MTok | $15 | $15 |
| Output / MTok | $75 | $120 |
| Cache read / MTok | $1.5 | — |
| Context window | 200,000 | — |
| Blended 1M in + 3M out | $240.00 | $375.00 |
| Status | retired | ga |