Head to head
GPT-5.6 Sol vs Claude Opus 5
On a blended workload of one million input tokens and three million output tokens, Claude Opus 5 is 1.2× cheaper than GPT-5.6 Sol.
| GPT-5.6 Sol | Claude Opus 5 | |
|---|---|---|
| Provider | OpenAI | Anthropic |
| Input / MTok | $5 | $5 |
| Output / MTok | $30 | $25 |
| Cache read / MTok | $0.5 | $0.5 |
| Context window | — | 1,000,000 |
| Blended 1M in + 3M out | $95.00 | $80.00 |
| Status | ga | ga |