The short version
Anthropic’s latest model; commenters called it a modest but tangible improvement and liked the adaptive-thinking toggle.
From the HackerLinks archive
Claude Opus 4.8
Anthropic’s latest model; commenters called it a modest but tangible improvement and liked the adaptive-thinking toggle.
At a glance:
First seen:2026-05-28
Last seen:2026-05-28
Times seen:1
Website:anthropic.com
Why it caught our attention
Strong positive comment sentiment on a new frontier model release that is not yet in history.
Where it surfaced on Hacker News
2026-05-28
Editorial paraphrase
Commenters said Opus 4.8 was a “modest but tangible improvement,” praised turning off adaptive thinking, and another called the ultracode benchmark result the best so far.
Original threadClaude Opus 4.8