Compare
Side-by-side specs.
Pick up to four models. See live BaseRouter pricing next to what the same model costs on OpenRouter.
| Spec | claude-opus-4-8 | gpt-5-5 | |
|---|---|---|---|
| Provider | Anthropic | OpenAI | |
| Availability | Live | Live | |
| Input /M | $2.50 | $2.50 | |
| Output /M | $12.50 | $15.00 | |
| OpenRouter output | $25.00 | $30.00 | |
| You save | −50% | −50% | |
| Context | 1M | 400K | |
| Max output | 64K | 128K | |
| Modality | Text + image | Text + image | |
| Best for | Long-context coding & agents | Frontier reasoning & agents |