SPECS
| context window | 1,000,000 tokens |
|---|---|
| max output | 128,000 tokens |
| price in / out | $5 / $25 per 1M tokens |
| weights | closed |
openrouter.ai/api/v1/models (as of 2026-11-12)
Kindmodel
Access—
Pricing—
Free tier—
Caps4
PUBLISHED BENCHMARKS
| terminalBench4 | 52.3 |
|---|---|
| deepSwe | 73.7 |
| tbScience | 30 |
| frontierMathT4 | 73.2 |
| aaCodingIndex | 78 |
| gdpvalAA | 1708 Elo |
| aaIndex | 44.2 |
| aaAgenticIndex | 56.5 |
Anthropic published · 2026-09
MACHINE-READABLE
GET /api/v1/resources/claude-opus-5Open JSON ↗