Claude Opus 4.1
$15Input / 1M tokens
200KContext window
$75Output / 1M tokens
Claude Opus 4.1 is a large language model developed by Unknown.
Last verified: 2 days ago · Source
Attributes — 4 tracked
| Attribute | Value | Source | Verified |
|---|---|---|---|
| Release Date | — | source ↗ | 2026-04-09 |
| Context Window Tokens | 200K | source ↗ | 2026-04-09 |
| Output Price Per 1m | 75 | source ↗ | 2026-04-09 |
| Input Price Per 1m | 15 | source ↗ | 2026-04-09 |