Opus 4.7 feels more intelligent, agentic, and precise than 4.6. It took a few days for me to learn how to work with it effectively, to fully take advantage of its new capabilities. Will post a few more tips throughout the day, starting with this blog post:
LLMS
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Phasing Out MRCR: Rethinking Long Context Evaluation Methods
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We kept MRCR in the system card for scientific honesty, but we've actually been phasing it out slowly. Two reasons: (1) it's built around stacking distractors to trick the model, which isn't how people actually use long context, and (2) we care more about applied
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MRCR Phased Out: Focus Shifts to Applied Long-Context
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We kept MRCR in the system card for scientific honesty, but we've actually been phasing it out slowly. Two reasons: (1) it's built around stacking distractors to trick the model, which isn't how people actually use long context, and (2) we care more about applied long-context
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Claude Update Command Now Available for Users
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Should be there now, run claude update if you don't see it
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Mythos High Score Graphwalks BFS: Training Methods Analysis
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iirc this theory is based on Mythos's high score on Graphwalks BFS. There are many easier ways to explain this score (data, RL, distillation), so I don't think it's a strong argument to explain it
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Grok integrating code capabilities for enhanced X platform applications
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Grok might be behind the Anthropics and OpenAIs but when it hooks code up to lists then we can create things like my news site inside of X: https://t.co/kiuZ7QXLzb
— Robert Scoble (@Scobleizer) 16 avril 2026
That's when things great really fun here on X. https://t.co/PMl3gQZjW8Grok might be behind the Anthropics and OpenAIs but when it hooks code up to lists then we can create things like my news site inside of X: https://
alignednews.com/ai That's when things great really fun here on X. -
Anthropic’s Claude Opus Live Vibe Check with Alex Albert
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and @alexalbert__ from anthropic just joined our LIVE opus vibe check get in here https://
x.com/i/broadcasts/1
AxRnapNNYzxl
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Anthropic Releases Claude Opus 4.7 with Advanced Autonomy
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Anthropic just played their strongest hand. And OpenAI is laughing. Anthropic just dropped Claude Opus 4.7. On paper, it looks like an absolute monster. True autonomy for complex, long-horizon tasks with self-verification. 3x higher resolution awareness—it can spit out
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Opus 4.7 Performance Regression in Needle Haystack Task
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Hold on, something doesnt add up here. Opus 4.7 got much worse in needle in the haystack? need to dig into this