The Rundown AI8 min read
Anthropic's mid-tier Claude climbs the rankings
Anthropic's Claude Sonnet 5.5 climbs the rankings with near-Opus performance at half the price, raising the bar of expectations for OpenAI's DevDay 2026.
By Zach Mink, Rowan Cheung, Shubham Sharma, Jennifer MossalgueThe Rundown AI Blog
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Originally published by The Rundown AI Blog on Sep 29, 2026.
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