Anthropic has released Claude Opus 4.8 less than two months after its prior model, accelerating its upgrade pace. The new version brings gains across multiple benchmarks, sharper judgement, and a faster cheaper fast mode at unchanged pricing.

The new version arrives less than two months after the previous model upgrade, ramping up Anthropic’s upgrade cadence.
Early testers report that Opus 4.8 is more likely to flag uncertainties about its work and less likely to make unsupported claims, according to Anthropic.
Tap a lens to see what this story means for you.
Reader-supported · Daily Brief
Daily brief at 7 AM ET. Top tech stories, every morning. Sourced and fact-checked.
See what’s happening right now
The Feed runs all day — short, verified briefs the moment they break.
Open the FeedFollow @thecircuitry_
Every story we publish, as it happens. No noise between.
Reader-supported
The Circuitry is a passion project I've always wanted to build, and I love the work behind it.
Running it costs real money. APIs, hosting, time. To keep improving the site and growing this into something useful for everyone, those costs have to be covered.
Any contribution is appreciated. If not, no pressure. Thanks for reading.
ChangXin Memory Technologies expects to raise 57.9 billion yuan ($8.55 billion) in its Shanghai STAR Market IPO after doubling its original target. The world's fourth-largest DRAM chipmaker will list on July 27, advancing China's push for semiconductor self-reliance.
CISA added CVE-2023-4346 affecting KNX Association KNX Protocol Connection Authorization Option 1 to its Known Exploited Vulnerabilities catalog on 2026-07-15. Federal agencies must finish remediation by 2026-07-29. The overly restrictive account lockout mechanism could let attackers purge devices and set a BCU key when extra security options remain disabled, so organizations must apply vendor mitigations under BOD 26-04.
Bloomberg reports that OnePlus will exit the U.S. and European smartphone markets as part of restructuring at owner Oppo, with the move possibly starting as soon as this week. The brand's earlier popularity has faded while Chinese suppliers face mounting pressure from memory chip costs and declining shipments in key regions.