SPECS
| context window | 1,000,000 tokens |
|---|---|
| max output | 128,000 tokens |
| price in / out | $2 / $10 per 1M tokens |
| weights | closed |
openrouter.ai/api/v1/models (as of 2026-11-12)
Kindmodel
Access—
Pricing—
Free tier—
Caps3
PUBLISHED BENCHMARKS
| terminalBench4 | 10.3 |
|---|---|
| cursorBench4 | 34.1 |
| frontierCode11 | 42.4 |
| sweBenchPro | 63.2 |
| gdpvalAA | 1449 Elo |
| aaIndex | 38.2 |
| aaCodingIndex | 71.5 |
| aaAgenticIndex | 43.6 |
Anthropic published · 2026
MACHINE-READABLE
GET /api/v1/resources/claude-sonnet-5Open JSON ↗