Anthropic: Claude Opus 5.5

Facts

price input

$4.00per million tokensopenrouter-models, last checked 2026-09-24

price output

$20.00per million tokensopenrouter-models, last checked 2026-09-24

context window

1000000tokensopenrouter-models, last checked 2026-09-24

status

activeopenrouter-models, last checked 2026-09-24