product

Claude Opus 4.8

Opus update building on Opus 4.7. 2 claims on record, 2 currently valid, 0 superseded, plus 1 post. Last change 2026-05-28.

State as of 2026-11-04

2 asserted claims

fact	value	valid from	conf	sources
predecessor	Opus 4.7 2026-05-28 · conf 0.95primary, 1 source for predecessor	2026-05-28	0.95	primary, 1 source for predecessor
price	$5 per million input tokens 2026-05-28 · conf 0.95primary, 1 source for price	2026-05-28	0.95	primary, 1 source for price

2026-05-28 · model releasemodel release

Claude Opus 4.81 src

valid

2 changes · superseded claims stay visible

2026-05-28 · priceprice

$5 per million input tokens

valid

2026-05-28 · predecessorpredecessor

Opus 4.7

valid